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Analysis
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max time kernel
143s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240221-en -
resource tags
arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system -
submitted
25/02/2024, 10:31
Static task
static1
Behavioral task
behavioral1
Sample
a38e14185e6c9b429df021bb56358596.exe
Resource
win7-20240221-en
General
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Target
a38e14185e6c9b429df021bb56358596.exe
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Size
375KB
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MD5
a38e14185e6c9b429df021bb56358596
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SHA1
4f97e20980bb38cb50ecdfbf45fd6d164422f1e6
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SHA256
dc5c22ee0782235867ae0363443252f867d0bae4056cd70dff77bf936abccb5d
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SHA512
bb44ade442130326540c3eeec0cc4319f1e0ff4001d906dc39b665b7268d4cc2b3ad084cc492e2224dd8c823147707b36ed050668699117886e8b22470644b3b
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SSDEEP
6144:S7Ev42gAjjXcNK8AlQeV8ppGS2GR2q8QCk9rOCelRfbHhgtwfeH4bkQe0VO76G0:hvXgAvsNl/eV8pcSt2HQCkElRftgtwai
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\Control Panel\International\Geo\Nation a38e14185e6c9b429df021bb56358596.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 13 iplogger.org 15 iplogger.org -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 21 freegeoip.app -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 60 4972 WerFault.exe 84 -
Kills process with taskkill 1 IoCs
pid Process 2324 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2324 taskkill.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4972 wrote to memory of 792 4972 a38e14185e6c9b429df021bb56358596.exe 86 PID 4972 wrote to memory of 792 4972 a38e14185e6c9b429df021bb56358596.exe 86 PID 4972 wrote to memory of 792 4972 a38e14185e6c9b429df021bb56358596.exe 86 PID 792 wrote to memory of 2324 792 cmd.exe 89 PID 792 wrote to memory of 2324 792 cmd.exe 89 PID 792 wrote to memory of 2324 792 cmd.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\a38e14185e6c9b429df021bb56358596.exe"C:\Users\Admin\AppData\Local\Temp\a38e14185e6c9b429df021bb56358596.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4972 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "a38e14185e6c9b429df021bb56358596.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\a38e14185e6c9b429df021bb56358596.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:792 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "a38e14185e6c9b429df021bb56358596.exe" /f3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2324
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4972 -s 18642⤵
- Program crash
PID:60
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4972 -ip 49721⤵PID:2628