Gen.Trojan.Heur.9y1vqu9UYmi_ec92594d33

by malwarelabrobot on January 6th, 2017 in Malware Descriptions.

Trojan.Win32.Agent.icgh (Kaspersky), Gen:Trojan.Heur.9y1@vqu9UYmi (B) (Emsisoft), Gen:Trojan.Heur.9y1@vqu9UYmi (AdAware), Trojan.Win32.Swrort.4.FD, TrojanSwrort.YR (Lavasoft MAS)
Behaviour: Trojan


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: ec92594d3358a975eb494dc09f95de6b
SHA1: f15e134d715ee26e0ee9f1394c3608fd0b782cb0
SHA256: bd02e6159f4dcda2bcc6bcc5716436f6966063f813fbc551ce650c532752425c
SSDeep: 24576:/1/aGLDCM4D8ayGMZo8/jkMKlpvuYN6/a3HuZCEcYE1WHt:wD8ayGMZoMZCEcYuWN
Size: 1010941 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: no data
Analyzed on: Windows7 SP1 32-bit


Summary:

Trojan. A program that appears to do one thing but actually does another (a.k.a. Trojan Horse).

Payload

No specific payload has been found.

Process activity

The Trojan creates the following process(es):

aekffd.exe:2180
%original file name%.exe:3852

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 aekffd.exe:2180 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

C:\config.sys .exe (1963131 bytes)
C:\%original file name%.exe .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:\original .exe (1963131 bytes)
C:\totalcmd .exe (1963131 bytes)
C:\Users .exe (1963131 bytes)
C:\XELDZ .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:\Mirat (0 bytes)
C:\Mirau (0 bytes)
C:\Mirap (0 bytes)
C:\Miraq (0 bytes)
C:\Miral (0 bytes)
C:\Miram (0 bytes)
C:\Mirao (0 bytes)
C:\Mirah (0 bytes)
C:\Mirai (0 bytes)
C:\Miraj (0 bytes)
C:\Mirak (0 bytes)
C:\Mirae (0 bytes)
C:\Miraf (0 bytes)
C:\Mirab (0 bytes)

The process %original file name%.exe:3852 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

C:\ProgramData\aekffd.exe (1021312 bytes)
C:\ProgramData\Saaaalamm\Mira.h (960208 bytes)

Registry activity

The process aekffd.exe:2180 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\aekffd.exe"

Dropped PE files

MD5 File path
5547588bb9455a81f64b877ac1af24a0 c:\$Recycle.Bin .exe
3388022ef4418e28536926d7f196fb3b c:\BOOTSECT.BAK .exe
cc5dabced2de32653e3f0f6f856834c2 c:\Boot .exe
c030cdd342b1c694c465221af75cca1a c:\Documents and Settings .exe
3c9d9ef615c94f8b162dd3e75165ec95 c:\Perl .exe
18dcdcc7cb95252ce10f0682ac3a7727 c:\Program Files .exe
2ff5f7cbeb1def9003f50cab37a06d54 c:\ProgramData .exe
2549139ceeb2c40c2ea0aeb04527d833 c:\ProgramData\Saaaalamm\Mira.h
a2fd3c8fa212391ee0cbfc876f845cad c:\ProgramData\aekffd.exe
fce71b77f020723d143ff594e6c7507b c:\System Volume Information .exe
89edf03b4b3f1a301bc0770dad966676 c:\Users .exe
2549139ceeb2c40c2ea0aeb04527d833 c:\Users\All Users\Saaaalamm\Mira.h
a2fd3c8fa212391ee0cbfc876f845cad c:\Users\All Users\aekffd.exe
bedc9e9de6431083477325ef71a033f3 c:\Windows .exe
bc38914dbca88df10e640ebfef2b2e16 c:\XELDZ .exe
7361a50fb7e05d63dceab4669cae7c92 c:\autoexec.bat .exe
6f756c57ce5c0521d55ef339e7deffdc c:\bootmgr .exe
d4e1bad45c29b915aa5e5d2d61048ebd c:\config.sys .exe
61bc65c3e13bd5e514e448234c03ed01 c:\%original file name%.exe .exe
d81229cd24b5507aeed3af8f5cdda8b2 c:\marker .exe
18a44787848e6ec595d434a940252519 c:\original .exe
33bcd4508db14cfcefe9dfed911e9361 c:\pagefile.sys .exe
62e60a29f53de2ff3196e7bace901e77 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: English (United States)

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 750845 4.89101 0c9460e8c9588dc7a22292a01194c029

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):

aekffd.exe_2180:

.text
`.data
.rdata
@.bss
.idata
C:\ProgramData\aekffd.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):

    aekffd.exe:2180
    %original file name%.exe:3852

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

    C:\config.sys .exe (1963131 bytes)
    C:\%original file name%.exe .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:\original .exe (1963131 bytes)
    C:\totalcmd .exe (1963131 bytes)
    C:\Users .exe (1963131 bytes)
    C:\XELDZ .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\aekffd.exe (1021312 bytes)
    C:\ProgramData\Saaaalamm\Mira.h (960208 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\aekffd.exe"

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

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