Analysis
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max time kernel
143s -
max time network
106s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
06-05-2024 21:55
Static task
static1
Behavioral task
behavioral1
Sample
a9b6f9304ec87a8d43b4e444b41ff2bbf403e72926fe72e431e6252e7d0d9474.exe
Resource
win10v2004-20240426-en
General
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Target
a9b6f9304ec87a8d43b4e444b41ff2bbf403e72926fe72e431e6252e7d0d9474.exe
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Size
307KB
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MD5
c7f146f503bdf42b9425ca93d07b3ac3
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SHA1
426281ac054b17ff1eb2b685fca6a0a9694f5141
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SHA256
a9b6f9304ec87a8d43b4e444b41ff2bbf403e72926fe72e431e6252e7d0d9474
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SHA512
2040ade8548f8ab856e67cea20c2e5cc4acb3239f82704f61f0508d3417bb20e91661cfe6c31114b32201c9ccabefffedd696639a39512ddc63491c67a144b45
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SSDEEP
6144:jGuSU/KGNi2hyN4fkq2e/icODSBM5O6wCl5lBTrkeT:CuSU/KuUN4fbHBmO6Vk2
Malware Config
Extracted
gcleaner
185.172.128.90
5.42.65.64
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url_path
/advdlc.php
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-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation a9b6f9304ec87a8d43b4e444b41ff2bbf403e72926fe72e431e6252e7d0d9474.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 9 IoCs
pid pid_target Process procid_target 976 4548 WerFault.exe 81 3904 4548 WerFault.exe 81 564 4548 WerFault.exe 81 4220 4548 WerFault.exe 81 884 4548 WerFault.exe 81 4920 4548 WerFault.exe 81 3760 4548 WerFault.exe 81 2596 4548 WerFault.exe 81 4756 4548 WerFault.exe 81 -
Kills process with taskkill 1 IoCs
pid Process 4032 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4032 taskkill.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4548 wrote to memory of 3576 4548 a9b6f9304ec87a8d43b4e444b41ff2bbf403e72926fe72e431e6252e7d0d9474.exe 104 PID 4548 wrote to memory of 3576 4548 a9b6f9304ec87a8d43b4e444b41ff2bbf403e72926fe72e431e6252e7d0d9474.exe 104 PID 4548 wrote to memory of 3576 4548 a9b6f9304ec87a8d43b4e444b41ff2bbf403e72926fe72e431e6252e7d0d9474.exe 104 PID 3576 wrote to memory of 4032 3576 cmd.exe 108 PID 3576 wrote to memory of 4032 3576 cmd.exe 108 PID 3576 wrote to memory of 4032 3576 cmd.exe 108
Processes
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C:\Users\Admin\AppData\Local\Temp\a9b6f9304ec87a8d43b4e444b41ff2bbf403e72926fe72e431e6252e7d0d9474.exe"C:\Users\Admin\AppData\Local\Temp\a9b6f9304ec87a8d43b4e444b41ff2bbf403e72926fe72e431e6252e7d0d9474.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4548 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4548 -s 7402⤵
- Program crash
PID:976
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4548 -s 7602⤵
- Program crash
PID:3904
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4548 -s 7922⤵
- Program crash
PID:564
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4548 -s 8402⤵
- Program crash
PID:4220
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4548 -s 9042⤵
- Program crash
PID:884
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4548 -s 9882⤵
- Program crash
PID:4920
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4548 -s 10482⤵
- Program crash
PID:3760
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4548 -s 13482⤵
- Program crash
PID:2596
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "a9b6f9304ec87a8d43b4e444b41ff2bbf403e72926fe72e431e6252e7d0d9474.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\a9b6f9304ec87a8d43b4e444b41ff2bbf403e72926fe72e431e6252e7d0d9474.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:3576 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "a9b6f9304ec87a8d43b4e444b41ff2bbf403e72926fe72e431e6252e7d0d9474.exe" /f3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4032
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4548 -s 12842⤵
- Program crash
PID:4756
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4548 -ip 45481⤵PID:1960
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4548 -ip 45481⤵PID:1788
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4548 -ip 45481⤵PID:2416
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4548 -ip 45481⤵PID:1712
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4548 -ip 45481⤵PID:2768
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4548 -ip 45481⤵PID:5012
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4548 -ip 45481⤵PID:3720
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 4548 -ip 45481⤵PID:3344
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4548 -ip 45481⤵PID:4832