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Analysis
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max time kernel
137s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
10/09/2024, 14:24
Static task
static1
Behavioral task
behavioral1
Sample
1625cfb597a6956694a20594cd25e382bb9c66a121978f9b48b8ad7d3e976cc2.exe
Resource
win7-20240708-en
General
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Target
1625cfb597a6956694a20594cd25e382bb9c66a121978f9b48b8ad7d3e976cc2.exe
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Size
285KB
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MD5
10acd65ec9c330729fece0c2599c00d0
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SHA1
4105ddce737ad9cccb4e4efa4a19c293ffbe1273
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SHA256
1625cfb597a6956694a20594cd25e382bb9c66a121978f9b48b8ad7d3e976cc2
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SHA512
b0b1ba0afe2a2f70daecc2d278843f9259d60af9e7dae5f39ae90f6a97af4e77ff9a691fefc695edd4e3ed754ee46beb8f2500955e95de5febaa8fddb685e3b1
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SSDEEP
6144:4L/Cq04Ol9gzQFZzhyEELZdTXc3ITFbmG8uQTdJpHXd:Y/h04Ol9g6hXEL7c4TFbmvhdJRd
Malware Config
Extracted
gcleaner
80.66.75.114
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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation 1625cfb597a6956694a20594cd25e382bb9c66a121978f9b48b8ad7d3e976cc2.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 4740 1208 WerFault.exe 84 2868 1208 WerFault.exe 84 428 1208 WerFault.exe 84 2780 1208 WerFault.exe 84 4720 1208 WerFault.exe 84 2356 1208 WerFault.exe 84 4736 1208 WerFault.exe 84 4144 1208 WerFault.exe 84 -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1625cfb597a6956694a20594cd25e382bb9c66a121978f9b48b8ad7d3e976cc2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe -
Kills process with taskkill 1 IoCs
pid Process 4776 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4776 taskkill.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1208 wrote to memory of 4500 1208 1625cfb597a6956694a20594cd25e382bb9c66a121978f9b48b8ad7d3e976cc2.exe 111 PID 1208 wrote to memory of 4500 1208 1625cfb597a6956694a20594cd25e382bb9c66a121978f9b48b8ad7d3e976cc2.exe 111 PID 1208 wrote to memory of 4500 1208 1625cfb597a6956694a20594cd25e382bb9c66a121978f9b48b8ad7d3e976cc2.exe 111 PID 4500 wrote to memory of 4776 4500 cmd.exe 114 PID 4500 wrote to memory of 4776 4500 cmd.exe 114 PID 4500 wrote to memory of 4776 4500 cmd.exe 114
Processes
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C:\Users\Admin\AppData\Local\Temp\1625cfb597a6956694a20594cd25e382bb9c66a121978f9b48b8ad7d3e976cc2.exe"C:\Users\Admin\AppData\Local\Temp\1625cfb597a6956694a20594cd25e382bb9c66a121978f9b48b8ad7d3e976cc2.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1208 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1208 -s 7482⤵
- Program crash
PID:4740
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1208 -s 7402⤵
- Program crash
PID:2868
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1208 -s 7402⤵
- Program crash
PID:428
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1208 -s 8122⤵
- Program crash
PID:2780
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1208 -s 9042⤵
- Program crash
PID:4720
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1208 -s 9802⤵
- Program crash
PID:2356
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1208 -s 14202⤵
- Program crash
PID:4736
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "1625cfb597a6956694a20594cd25e382bb9c66a121978f9b48b8ad7d3e976cc2.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\1625cfb597a6956694a20594cd25e382bb9c66a121978f9b48b8ad7d3e976cc2.exe" & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4500 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "1625cfb597a6956694a20594cd25e382bb9c66a121978f9b48b8ad7d3e976cc2.exe" /f3⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4776
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1208 -s 14802⤵
- Program crash
PID:4144
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1208 -ip 12081⤵PID:4584
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1208 -ip 12081⤵PID:4544
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 1208 -ip 12081⤵PID:2468
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1208 -ip 12081⤵PID:1392
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1208 -ip 12081⤵PID:1084
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 1208 -ip 12081⤵PID:1616
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 1208 -ip 12081⤵PID:4468
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 1208 -ip 12081⤵PID:3164
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1B
MD5cfcd208495d565ef66e7dff9f98764da
SHA1b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA2565feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
SHA51231bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99