Gen.Trojan.Heur.9y1vqu9UYmi_f59aa2bb47

by malwarelabrobot on December 12th, 2016 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: f59aa2bb472b02debaa5bb125551151e
SHA1: b9e60ff1fd5eac6742699797a2c287db13f88b0b
SHA256: 0a1504cb50345a0360d9df61517f035531b6dc593f4adcecce9eb0337464996b
SSDeep: 24576:/1/aGLDCM4D8ayGMZo8/1waXEpK7FoUd/Zl:wD8ayGMZota3t/
Size: 1010943 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):

%original file name%.exe:3584
bqdbmd.exe:2084

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 %original file name%.exe:3584 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\bqdbmd.exe (1020884 bytes)

The process bqdbmd.exe:2084 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:\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)
C:\%original file name%.exe .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:\Miraw (0 bytes)
C:\Miraq (0 bytes)
C:\Mirar (0 bytes)
C:\Miras (0 bytes)
C:\Miral (0 bytes)
C:\Miram (0 bytes)
C:\Mirah (0 bytes)
C:\Mirai (0 bytes)
C:\Miraj (0 bytes)
C:\Mirad (0 bytes)
C:\Mirae (0 bytes)
C:\Miraf (0 bytes)
C:\Mirag (0 bytes)
C:\Miraa (0 bytes)

Registry activity

The process bqdbmd.exe:2084 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\bqdbmd.exe"

Dropped PE files

MD5 File path
423d98e8e9a9d3e54ff2b338d801adb1 c:\$Recycle.Bin .exe
049c5409bc1edf485f38d64cf694a2f5 c:\BOOTSECT.BAK .exe
d31cb63753e95b31fdcb59eb3f0c4778 c:\Boot .exe
85af272ace47aba4551d62a69b55858a c:\Documents and Settings .exe
6c43fa356e9af41991ba27b2945dccaa c:\Perl .exe
6a52633b61f892c6ad56ddacac7ab21e c:\Program Files .exe
7246342c3815cdc0add6f8f746530c38 c:\ProgramData .exe
2549139ceeb2c40c2ea0aeb04527d833 c:\ProgramData\Saaaalamm\Mira.h
0281baf96fd3682735c09d11876cd8b2 c:\ProgramData\bqdbmd.exe
42dc0301c5a7f5fb291ab3cd846bfa4a c:\System Volume Information .exe
9d1224c8ca6f1e66f00ac6f9c8b85da2 c:\Users .exe
2549139ceeb2c40c2ea0aeb04527d833 c:\Users\All Users\Saaaalamm\Mira.h
0281baf96fd3682735c09d11876cd8b2 c:\Users\All Users\bqdbmd.exe
84be51d34ab957b3a41f76c627e971a8 c:\Windows .exe
b48a67c832fb2a9091b98109b07af9de c:\XELDZ .exe
f60b503b385c0d4903cb7c660b00ef9c c:\autoexec.bat .exe
42a95d2a194da428833b93bc326f826b c:\bootmgr .exe
46e14689025be83d3d2f623791044e6d c:\config.sys .exe
677f2a868c82d8397a03ca73376235b6 c:\%original file name%.exe .exe
a5a47577cec34dae33be2761d5e64bd1 c:\marker .exe
74943260eef6d540f9425f9904b01ac4 c:\original .exe
2c1411738da5f4242bf37c20590cb1dd c:\pagefile.sys .exe
471d5c290afa77a03eed74e438e667ee 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 750847 4.86207 9004bce9d2797babfc1cc837131cebcf

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):

bqdbmd.exe_2084:

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

    %original file name%.exe:3584
    bqdbmd.exe:2084

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

    C:\ProgramData\Saaaalamm\Mira.h (960208 bytes)
    C:\ProgramData\bqdbmd.exe (1020884 bytes)
    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:\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)
    C:\%original file name%.exe .exe (1963131 bytes)
    %Program Files% .exe (1963131 bytes)
    C:\pagefile.sys .exe (1963131 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\bqdbmd.exe"

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

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