Analysis
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max time kernel
92s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
27-05-2024 12:55
Static task
static1
Behavioral task
behavioral1
Sample
0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe
Resource
win10v2004-20240426-en
General
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Target
0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe
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Size
329KB
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MD5
99911c754123f2c4929f5ddb0e55f2a3
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SHA1
842bdf7740327c164e9830331fbf69cf6baf24db
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SHA256
0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f
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SHA512
b0f02119502200c1a4cf002a7bd079791ecba7ab9477d2d46652745b016b68b72e0edd12b466f5a81bb9dde536127027b6bbab39dfbecc6b3a6319e030f4c8f1
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SSDEEP
3072:Qeu3nWfcVzRDmstury7gl9dljAsDJ3i7TPNXquS7mb/V/jIE/fQMU5bygS7fLuj:Qeu3WczRqstukgHdl8si5310y5rgqLM
Malware Config
Extracted
gcleaner
185.172.128.90
5.42.64.56
185.172.128.69
Signatures
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Downloads MZ/PE file
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\Control Panel\International\Geo\Nation 0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 10 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exepid pid_target process target process 1416 364 WerFault.exe 0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe 2132 364 WerFault.exe 0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe 3640 364 WerFault.exe 0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe 4512 364 WerFault.exe 0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe 4468 364 WerFault.exe 0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe 524 364 WerFault.exe 0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe 668 364 WerFault.exe 0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe 392 364 WerFault.exe 0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe 4424 364 WerFault.exe 0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe 4152 364 WerFault.exe 0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe -
Kills process with taskkill 1 IoCs
Processes:
taskkill.exepid process 4416 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
taskkill.exedescription pid process Token: SeDebugPrivilege 4416 taskkill.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.execmd.exedescription pid process target process PID 364 wrote to memory of 2600 364 0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe cmd.exe PID 364 wrote to memory of 2600 364 0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe cmd.exe PID 364 wrote to memory of 2600 364 0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe cmd.exe PID 2600 wrote to memory of 4416 2600 cmd.exe taskkill.exe PID 2600 wrote to memory of 4416 2600 cmd.exe taskkill.exe PID 2600 wrote to memory of 4416 2600 cmd.exe taskkill.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe"C:\Users\Admin\AppData\Local\Temp\0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:364 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 4522⤵
- Program crash
PID:1416 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 7882⤵
- Program crash
PID:2132 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 8282⤵
- Program crash
PID:3640 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 8522⤵
- Program crash
PID:4512 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 8602⤵
- Program crash
PID:4468 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 9282⤵
- Program crash
PID:524 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 9322⤵
- Program crash
PID:668 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 10402⤵
- Program crash
PID:392 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 15962⤵
- Program crash
PID:4424 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:2600 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe" /f3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4416 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 15602⤵
- Program crash
PID:4152
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 364 -ip 3641⤵PID:4332
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 364 -ip 3641⤵PID:2260
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 364 -ip 3641⤵PID:4084
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 364 -ip 3641⤵PID:2732
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 364 -ip 3641⤵PID:3700
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 364 -ip 3641⤵PID:3120
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 364 -ip 3641⤵PID:4448
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 364 -ip 3641⤵PID:976
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 364 -ip 3641⤵PID:4048
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 364 -ip 3641⤵PID:3732
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1B
MD5cfcd208495d565ef66e7dff9f98764da
SHA1b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA2565feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
SHA51231bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99