Trojan.Win32.Agent.icgh (Kaspersky), Gen:Trojan.Heur.9y1@vqu9UYmi (B) (Emsisoft), Gen:Trojan.Heur.9y1@vqu9UYmi (AdAware), 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.
Summary
MD5: 15dbbfaf3730f46f98b7686d6cda18ed
SHA1: 21af37499c9d3029e8dbf40deb8385d40bd666a3
SHA256: 1bc1d3d9373cd0c636f54a36a8465d9d5eb0cbdd9373f8c22c6e76686d1bf462
SSDeep: 24576:/1/aGLDCM4D8ayGMZo8/Mn1sylHoA1EUkC3R N5O4/ul:wD8ayGMZo7sooAfkC3Lml
Size: 1010925 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).
Dynamic Analysis
Payload
No specific payload has been found.
Process activity
The Trojan creates the following process(es):
%original file name%.exe:3580
lauhv.exe:2924
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:3580 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\lauhv.exe (1020153 bytes)
The process lauhv.exe:2924 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:\%original file name%.exe .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:\Mirax (0 bytes)
C:\Mirat (0 bytes)
C:\Mirau (0 bytes)
C:\Miraw (0 bytes)
C:\Miraq (0 bytes)
C:\Miral (0 bytes)
C:\Miram (0 bytes)
C:\Mirao (0 bytes)
C:\Mirai (0 bytes)
C:\Miraj (0 bytes)
C:\Mirak (0 bytes)
C:\Mirad (0 bytes)
C:\Mirag (0 bytes)
C:\Mirac (0 bytes)
Registry activity
The process lauhv.exe:2924 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\lauhv.exe"
Dropped PE files
MD5 | File path |
---|---|
0ba67c377570cd3b6e7d80c34b7ea48b | c:\$Recycle.Bin .exe |
681d305faa379faf754110965f9ac7ff | c:\%original file name%.exe .exe |
3571fc0a035222b67bccd24c79049d51 | c:\BOOTSECT.BAK .exe |
b106ffe38cd9d3371a50822ade7765f0 | c:\Boot .exe |
e0ddea3ae317de7391b1f8f04699ca3c | c:\Documents and Settings .exe |
33088fecd9ae7e808f80e1c5727295df | c:\Perl .exe |
35461430bf9668e57478f008086b17e4 | c:\Program Files .exe |
dbf029ad812d3f213c24f70f38680699 | c:\ProgramData .exe |
2549139ceeb2c40c2ea0aeb04527d833 | c:\ProgramData\Saaaalamm\Mira.h |
279dbd4c9b50643d623988c97a52e4e6 | c:\ProgramData\lauhv.exe |
f49a9931c22390a8ff72f7748d1f6b59 | c:\System Volume Information .exe |
b37bf2da9c20317ac43afbd0a2933bc2 | c:\Users .exe |
2549139ceeb2c40c2ea0aeb04527d833 | c:\Users\All Users\Saaaalamm\Mira.h |
279dbd4c9b50643d623988c97a52e4e6 | c:\Users\All Users\lauhv.exe |
1a9cf116dbd58673130fa40c200050b3 | c:\Windows .exe |
e8ef531838cd7d36b4b2d8bf2af1abb7 | c:\XELDZ .exe |
a4c3cc127c5452e07819ba73c77900af | c:\autoexec.bat .exe |
30c337dd2f1407ceb713bc7427f586cf | c:\bootmgr .exe |
87cf08e268ad4b7fc57019f07c5591bc | c:\config.sys .exe |
3d382af8a2ee6bb5546c4a03f7488396 | c:\marker .exe |
07edb2dffda6d4b09c0b5df9ff6fa7ae | c:\original .exe |
189a1b27e335a1f918c2908a06f5bce7 | c:\pagefile.sys .exe |
9b5b51f89551a2bd261e0518ebe0844d | c:\totalcmd .exe |
HOSTS file anomalies
No changes have been detected.
Rootkit activity
No anomalies have been detected.
Propagation
Removals
Remove it with Ad-Aware
- Click (here) to download and install Ad-Aware Free Antivirus.
- Update the definition files.
- Run a full scan of your computer.
Manual removal*
- Terminate malicious process(es) (How to End a Process With the Task Manager):
%original file name%.exe:3580
lauhv.exe:2924 - Delete the original Trojan file.
- Delete or disinfect the following files created/modified by the Trojan:
C:\ProgramData\Saaaalamm\Mira.h (960208 bytes)
C:\ProgramData\lauhv.exe (1020153 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:\%original file name%.exe .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) - 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\lauhv.exe"
Static Analysis
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: German (Germany)
Company Name: Microsoft CorporationProduct Name: Mira MalwareProduct Version: 1.0.0.155Legal Copyright: Microsoft CorporationLegal Trademarks: Original Filename: Internal Name: File Version: 1.0.0.155File Description: Mira MalwareComments: Language: German (Germany)
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 | 750829 | 4.89037 | f6bab2826cd40c88e444aaa9d791e4d3 |
Dropped from:
58f90ced3608ddc05348313f10dc5e81
Downloaded by:
Similar by SSDeep:
Similar by Lavasoft Polymorphic Checker:
Network Activity
URLs
IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)
Traffic
Map
The Trojan connects to the servers at the folowing location(s):
Strings from Dumps
lauhv.exe_2924:
.text
.text
`.data
`.data
.rdata
.rdata
@.bss
@.bss
.idata
.idata
C:\ProgramData\lauhv.exe
C:\ProgramData\lauhv.exe
Software\Microsoft\Windows\CurrentVersion\Run
Software\Microsoft\Windows\CurrentVersion\Run
Windows
Windows
Operating System
Operating System
%H:%M:%S
%H:%M:%S
%m/%d/%y
%m/%d/%y
-0123456789
-0123456789
%s:%u: failed assertion `%s'
%s:%u: failed assertion `%s'
RegCloseKey
RegCloseKey
RegOpenKeyA
RegOpenKeyA
ADVAPI32.DLL
ADVAPI32.DLL
KERNEL32.dll
KERNEL32.dll
msvcrt.dll
msvcrt.dll
SHELL32.DLL
SHELL32.DLL