Analysis
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max time kernel
92s -
max time network
102s -
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, 13:34
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-1-5-21-983155329-280873152-1838004294-1000\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 8 IoCs
pid pid_target Process procid_target 3216 1752 WerFault.exe 85 2140 1752 WerFault.exe 85 4668 1752 WerFault.exe 85 2852 1752 WerFault.exe 85 2560 1752 WerFault.exe 85 4892 1752 WerFault.exe 85 3972 1752 WerFault.exe 85 1436 1752 WerFault.exe 85 -
Kills process with taskkill 1 IoCs
pid Process 1560 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1560 taskkill.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1752 wrote to memory of 5068 1752 3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe 107 PID 1752 wrote to memory of 5068 1752 3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe 107 PID 1752 wrote to memory of 5068 1752 3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe 107 PID 5068 wrote to memory of 1560 5068 cmd.exe 111 PID 5068 wrote to memory of 1560 5068 cmd.exe 111 PID 5068 wrote to memory of 1560 5068 cmd.exe 111
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:1752 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 7442⤵
- Program crash
PID:3216
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 7442⤵
- Program crash
PID:2140
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 7442⤵
- Program crash
PID:4668
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 8362⤵
- Program crash
PID:2852
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 9042⤵
- Program crash
PID:2560
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 9522⤵
- Program crash
PID:4892
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 13362⤵
- Program crash
PID:3972
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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:5068 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "3ffdada986edc6412a966b49b35d63b38d836252f77c4c6488b3b564653f3af7.exe" /f3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1560
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 13802⤵
- Program crash
PID:1436
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1752 -ip 17521⤵PID:4500
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1752 -ip 17521⤵PID:4480
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1752 -ip 17521⤵PID:1656
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 1752 -ip 17521⤵PID:3500
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 1752 -ip 17521⤵PID:2360
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1752 -ip 17521⤵PID:2272
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 1752 -ip 17521⤵PID:2132
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1752 -ip 17521⤵PID:2252