Analysis
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max time kernel
94s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
22-05-2024 19:05
Static task
static1
Behavioral task
behavioral1
Sample
7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe
Resource
win10v2004-20240508-en
General
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Target
7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe
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Size
269KB
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MD5
a58ee0c97dc9c6c85542a90689d2cb11
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SHA1
054586b8f63bbb02c639e3fbcae39a1c6cfb837a
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SHA256
7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99
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SHA512
b9266b555b649240ac3b1d51ff764c9bbeb46eca83e0739b90098f975d72b8e592d43a27f161ea350bbaa44801b96661d91ca23dde1e07bfac3bb6155c7f979a
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SSDEEP
6144:JL+i29cfqr8XX5hlIGu3yA3er/ixYFZc62S:JLv290AyX5hlmfur/AWvX
Malware Config
Extracted
gcleaner
185.172.128.90
5.42.64.56
185.172.128.69
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation 7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 11 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exepid pid_target process target process 2708 4140 WerFault.exe 7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe 2772 4140 WerFault.exe 7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe 3236 4140 WerFault.exe 7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe 1712 4140 WerFault.exe 7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe 456 4140 WerFault.exe 7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe 2100 4140 WerFault.exe 7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe 1316 4140 WerFault.exe 7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe 4072 4140 WerFault.exe 7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe 2456 4140 WerFault.exe 7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe 1484 4140 WerFault.exe 7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe 4696 4140 WerFault.exe 7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe -
Kills process with taskkill 1 IoCs
Processes:
taskkill.exepid process 4344 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
taskkill.exedescription pid process Token: SeDebugPrivilege 4344 taskkill.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.execmd.exedescription pid process target process PID 4140 wrote to memory of 3136 4140 7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe cmd.exe PID 4140 wrote to memory of 3136 4140 7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe cmd.exe PID 4140 wrote to memory of 3136 4140 7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe cmd.exe PID 3136 wrote to memory of 4344 3136 cmd.exe taskkill.exe PID 3136 wrote to memory of 4344 3136 cmd.exe taskkill.exe PID 3136 wrote to memory of 4344 3136 cmd.exe taskkill.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe"C:\Users\Admin\AppData\Local\Temp\7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4140 -s 4522⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4140 -s 5122⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4140 -s 7482⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4140 -s 7882⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4140 -s 7882⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4140 -s 7482⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4140 -s 9802⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4140 -s 10162⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4140 -s 10322⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4140 -s 13562⤵
- Program crash
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\taskkill.exetaskkill /im "7b641889fc73e71d112b0b8f9e03de3384558070fe4c7f354d071ed6362ccf99.exe" /f3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4140 -s 13962⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4140 -ip 41401⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4140 -ip 41401⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4140 -ip 41401⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4140 -ip 41401⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4140 -ip 41401⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4140 -ip 41401⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4140 -ip 41401⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4140 -ip 41401⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4140 -ip 41401⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4140 -ip 41401⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4140 -ip 41401⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/4140-1-0x0000000002EC0000-0x0000000002FC0000-memory.dmpFilesize
1024KB
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memory/4140-3-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/4140-2-0x0000000002E50000-0x0000000002E8C000-memory.dmpFilesize
240KB
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memory/4140-7-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/4140-6-0x0000000000400000-0x0000000002CA2000-memory.dmpFilesize
40.6MB