Analysis
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max time kernel
99s -
max time network
109s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
02/04/2024, 13:09
Static task
static1
Behavioral task
behavioral1
Sample
3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe
Resource
win7-20240221-en
General
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Target
3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe
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Size
259KB
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MD5
5ef4cf46165c932ee117830e7cd38ccf
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SHA1
d45fc4a83fcd2a1fec421d55635d51bf02646d37
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SHA256
3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7
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SHA512
33a5d66a67e4e81b105a7ce4f4e4c82fb5d42cd8d3de4b0ac42f2cf2825b65d3699d7987ecbd323de69a7ac72227e9f934c73478c48ab9add9fa6bf7edd536be
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SSDEEP
6144:crMgT9iXeD45U2VHSmAuLfNqeo7FGN1MFlsWY:QT9iXg45UAHJjNqeWFLc
Malware Config
Extracted
gcleaner
185.172.128.90
5.42.65.115
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-1-5-21-557049126-2506969350-2798870634-1000\Control Panel\International\Geo\Nation 3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.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 4000 1104 WerFault.exe 83 1160 1104 WerFault.exe 83 3796 1104 WerFault.exe 83 4800 1104 WerFault.exe 83 4680 1104 WerFault.exe 83 4244 1104 WerFault.exe 83 4964 1104 WerFault.exe 83 4896 1104 WerFault.exe 83 4468 1104 WerFault.exe 83 -
Kills process with taskkill 1 IoCs
pid Process 4352 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4352 taskkill.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1104 wrote to memory of 3140 1104 3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe 112 PID 1104 wrote to memory of 3140 1104 3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe 112 PID 1104 wrote to memory of 3140 1104 3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe 112 PID 3140 wrote to memory of 4352 3140 cmd.exe 116 PID 3140 wrote to memory of 4352 3140 cmd.exe 116 PID 3140 wrote to memory of 4352 3140 cmd.exe 116
Processes
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C:\Users\Admin\AppData\Local\Temp\3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe"C:\Users\Admin\AppData\Local\Temp\3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1104 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1104 -s 7442⤵
- Program crash
PID:4000
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1104 -s 7842⤵
- Program crash
PID:1160
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1104 -s 7842⤵
- Program crash
PID:3796
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1104 -s 8162⤵
- Program crash
PID:4800
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1104 -s 9042⤵
- Program crash
PID:4680
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1104 -s 10002⤵
- Program crash
PID:4244
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1104 -s 10442⤵
- Program crash
PID:4964
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1104 -s 13322⤵
- Program crash
PID:4896
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:3140 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe" /f3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4352
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1104 -s 13802⤵
- Program crash
PID:4468
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 1104 -ip 11041⤵PID:4448
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1104 -ip 11041⤵PID:1800
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 1104 -ip 11041⤵PID:472
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1104 -ip 11041⤵PID:1408
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1104 -ip 11041⤵PID:800
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 1104 -ip 11041⤵PID:2664
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1104 -ip 11041⤵PID:4028
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1104 -ip 11041⤵PID:1360
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1104 -ip 11041⤵PID:3024