Gen.Trojan.Heur.9y1vqu9UYmi_cc65720ef4

by malwarelabrobot on December 8th, 2016 in Malware Descriptions.

Gen:Trojan.Heur.9y1@vqu9UYmi (BitDefender), Worm:Win32/Mira.A (Microsoft), Trojan.Win32.Agent.icgh (Kaspersky), Worm.Win32.Mira.a (v) (VIPRE), Trojan.MulDrop5.32888 (DrWeb), Gen:Trojan.Heur.9y1@vqu9UYmi (B) (Emsisoft), W32/Worm-FUC!CC65720EF4BF (McAfee), W32.SillyFDC (Symantec), Trojan-Spy.Zbot (Ikarus), Gen:Trojan.Heur.9y1@vqu9UYmi (FSecure), SHeur4.BVDT (AVG), Win32:Malware-gen (Avast), WORM_MIRAS.SMN (TrendMicro), Gen:Trojan.Heur.9y1@vqu9UYmi (AdAware), Trojan.Win32.Swrort.4.FD, TrojanSwrort.YR (Lavasoft MAS)
Behaviour: Trojan-Spy, Trojan, Worm, Malware


The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.

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Summary
Dynamic Analysis
Static Analysis
Network Activity
Map
Strings from Dumps
Removals

MD5: cc65720ef4bf65cbf625ea210cc4a52c
SHA1: 8132897878db6921bfc7eae9c690286de187df81
SHA256: 5b545e71b16766135941e852dce1918700ed9c9a9f3fa15f3adc7d969702f082
SSDeep: 24576:/1/aGLDCM4D8ayGMZo8/s7BRzsIC1s PqFep61lEt0KuVYTH3TAJItX2Sknvf6Pf:wD8ayGMZoPBBXy
Size: 1010931 bytes
File type: EXE
Platform: WIN32
Entropy: Probably Packed
PEID: UPolyXv05_v6
Company: CamStudio Group
Created at: no data
Analyzed on: Windows7 SP1 32-bit


Summary:

Trojan-Spy. Spy program intended for stealing user's confidential data.

Payload

No specific payload has been found.

Process activity

The Trojan creates the following process(es):

gokyp.exe:1916
%original file name%.exe:3628

The Trojan injects its code into the following process(es):
No processes have been created.

Mutexes

The following mutexes were created/opened:
No objects were found.

File activity

The process gokyp.exe:1916 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

C:\original .exe (1963131 bytes)
C:\config.sys .exe (1963131 bytes)
C:\bootmgr .exe (1963131 bytes)
C:\Boot .exe (1963131 bytes)
C:\Windows .exe (1963131 bytes)
C:\ProgramData .exe (1963131 bytes)
C:\$Recycle.Bin .exe (1963131 bytes)
C:\BOOTSECT.BAK .exe (1963131 bytes)
%Documents and Settings% .exe (1963131 bytes)
C:\XELDZ .exe (1963131 bytes)
C:\totalcmd .exe (1963131 bytes)
C:\Users .exe (1963131 bytes)
C:\%original file name%.exe .exe (1963131 bytes)
C:\autoexec.bat .exe (1963131 bytes)
C:\System Volume Information .exe (1963131 bytes)
C:\marker .exe (1963131 bytes)
%Program Files% .exe (1963131 bytes)
C:\pagefile.sys .exe (1963131 bytes)

The Trojan deletes the following file(s):

C:\Mirax (0 bytes)
C:\Mirav (0 bytes)
C:\Miraw (0 bytes)
C:\Mirar (0 bytes)
C:\Miral (0 bytes)
C:\Miram (0 bytes)
C:\Mirao (0 bytes)
C:\Mirah (0 bytes)
C:\Mirai (0 bytes)
C:\Mirad (0 bytes)
C:\Miraf (0 bytes)
C:\Mirab (0 bytes)
C:\Mirac (0 bytes)

The process %original file name%.exe:3628 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

C:\ProgramData\Saaaalamm\Mira.h (960208 bytes)
C:\ProgramData\gokyp.exe (1020884 bytes)

Registry activity

The process gokyp.exe:1916 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
To automatically run itself each time Windows is booted, the Trojan adds the following link to its file to the system registry autorun key:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"Microsoft® Windows® Operating System" = "C:\ProgramData\gokyp.exe"

Dropped PE files

MD5 File path
5d0e24bf2d74a683ff5e0eb938cda647 c:\$Recycle.Bin .exe
2a9123f47777d3eec79ec531e55d1169 c:\BOOTSECT.BAK .exe
07e89a25e0c2041e0a9fa3d0ef799b75 c:\Boot .exe
b6bc3df858101cb356e20d1a79714e38 c:\Documents and Settings .exe
d7e773b040e654bb7384b7f2fd5298da c:\Perl .exe
a4db2c6b1d0df8b1f4fac315a7e8efb0 c:\Program Files .exe
68051f69892820c15ca83cbd45fcc667 c:\ProgramData .exe
2549139ceeb2c40c2ea0aeb04527d833 c:\ProgramData\Saaaalamm\Mira.h
329338d01a272986f8944d6e14b8a3e7 c:\ProgramData\gokyp.exe
c8c993c698cda3e3b6aa8f0cce440d8d c:\System Volume Information .exe
e24b0252d66a3b30aa58d9e15cfdfd11 c:\Users .exe
2549139ceeb2c40c2ea0aeb04527d833 c:\Users\All Users\Saaaalamm\Mira.h
329338d01a272986f8944d6e14b8a3e7 c:\Users\All Users\gokyp.exe
06ab9bd9ae3e1248774d34a46ccbbce9 c:\Windows .exe
22ecbd59e01497a643b0f258f9b9dbb2 c:\XELDZ .exe
6606244d7e19caa8c3f6daaedb2f3da4 c:\autoexec.bat .exe
d1557a4af94ea8403638c4d8c47eb142 c:\bootmgr .exe
d967aa3ab584e250f1c9b5a3f0552f8f c:\%original file name%.exe .exe
b9d8508123dc9488d13fa1107c3db1f6 c:\config.sys .exe
540f708bb52a986fa20e5a698be5da49 c:\marker .exe
c6559575d6f8449a99763abb23eb7688 c:\original .exe
451ce85eb8a2cb7424848a94aa9abb68 c:\pagefile.sys .exe
9964d1674affd5fa31879b2615dfdb25 c:\totalcmd .exe

HOSTS file anomalies

No changes have been detected.

Rootkit activity

No anomalies have been detected.

Propagation

VersionInfo

Company Name: Microsoft Corporation
Product Name: Mira Malware
Product Version: 1.0.0.155
Legal Copyright: Microsoft Corporation
Legal Trademarks:
Original Filename:
Internal Name:
File Version: 1.0.0.155
File Description: Mira Malware
Comments:
Language: Russian (Russia)

PE Sections

Name Virtual Address Virtual Size Raw Size Entropy Section MD5
.text 4096 245368 245760 4.21465 8b164ac8ef3742f37830dc1842275667
.data 249856 608 1024 0.488703 6fda88cf7188a8245a53dfde927250fd
.rdata 253952 9384 9728 3.47165 dbe852009dbd077a9976cb0ecfb9aadf
.bss 266240 18576 0 0 d41d8cd98f00b204e9800998ecf8427e
.idata 286720 2212 2560 2.97703 5e5242c565219f3bd33a6568632559dc
.rsrc 290816 758300 750835 4.84953 8676a4e6fcaf267e19ac3fa0671ec8ee

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

URLs

No activity has been detected.

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

Web Traffic was not found.

The Trojan connects to the servers at the folowing location(s):

gokyp.exe_1916:

.text
`.data
.rdata
@.bss
.idata
C:\ProgramData\gokyp.exe
Software\Microsoft\Windows\CurrentVersion\Run
Windows
Operating System
%H:%M:%S
%m/%d/%y
-0123456789
%s:%u: failed assertion `%s'
RegCloseKey
RegOpenKeyA
ADVAPI32.DLL
KERNEL32.dll
msvcrt.dll
SHELL32.DLL


Remove it with Ad-Aware

  1. Click (here) to download and install Ad-Aware Free Antivirus.
  2. Update the definition files.
  3. Run a full scan of your computer.


Manual removal*

  1. Terminate malicious process(es) (How to End a Process With the Task Manager):

    gokyp.exe:1916
    %original file name%.exe:3628

  2. Delete the original Trojan file.
  3. Delete or disinfect the following files created/modified by the Trojan:

    C:\original .exe (1963131 bytes)
    C:\config.sys .exe (1963131 bytes)
    C:\bootmgr .exe (1963131 bytes)
    C:\Boot .exe (1963131 bytes)
    C:\Windows .exe (1963131 bytes)
    C:\ProgramData .exe (1963131 bytes)
    C:\$Recycle.Bin .exe (1963131 bytes)
    C:\BOOTSECT.BAK .exe (1963131 bytes)
    %Documents and Settings% .exe (1963131 bytes)
    C:\XELDZ .exe (1963131 bytes)
    C:\totalcmd .exe (1963131 bytes)
    C:\Users .exe (1963131 bytes)
    C:\%original file name%.exe .exe (1963131 bytes)
    C:\autoexec.bat .exe (1963131 bytes)
    C:\System Volume Information .exe (1963131 bytes)
    C:\marker .exe (1963131 bytes)
    %Program Files% .exe (1963131 bytes)
    C:\pagefile.sys .exe (1963131 bytes)
    C:\ProgramData\Saaaalamm\Mira.h (960208 bytes)
    C:\ProgramData\gokyp.exe (1020884 bytes)

  4. Delete the following value(s) in the autorun key (How to Work with System Registry):

    [HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
    "Microsoft® Windows® Operating System" = "C:\ProgramData\gokyp.exe"

*Manual removal may cause unexpected system behaviour and should be performed at your own risk.

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