Analysis
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max time kernel
93s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
04-09-2024 11:07
Static task
static1
Behavioral task
behavioral1
Sample
2ffc2ee25338b8be01f8761ad701687dc7341b24cfbb8ac632d977d57aee2954.exe
Resource
win10v2004-20240802-en
General
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Target
2ffc2ee25338b8be01f8761ad701687dc7341b24cfbb8ac632d977d57aee2954.exe
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Size
247KB
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MD5
eece794689da249b313f0a7eab9318db
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SHA1
39242196a46638791aea64b21a82aa8c02bb3aa4
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SHA256
2ffc2ee25338b8be01f8761ad701687dc7341b24cfbb8ac632d977d57aee2954
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SHA512
7da77f047e5299545d28cf07ab2d44ff50cb8594704f432cf258118e8abd5851fc3d4f2394e7eb511ac5256e71fcc3b346ac1aed6876470849402317b36eb2f3
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SSDEEP
6144:x6NBBE7SlVHBinHbZBaez/L4AJmrpCaxve:xcE7Skn7nDGpF
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 2ffc2ee25338b8be01f8761ad701687dc7341b24cfbb8ac632d977d57aee2954.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 1588 3216 WerFault.exe 82 -
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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2ffc2ee25338b8be01f8761ad701687dc7341b24cfbb8ac632d977d57aee2954.exe -
Kills process with taskkill 1 IoCs
pid Process 3360 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3360 taskkill.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3216 wrote to memory of 4916 3216 2ffc2ee25338b8be01f8761ad701687dc7341b24cfbb8ac632d977d57aee2954.exe 94 PID 3216 wrote to memory of 4916 3216 2ffc2ee25338b8be01f8761ad701687dc7341b24cfbb8ac632d977d57aee2954.exe 94 PID 3216 wrote to memory of 4916 3216 2ffc2ee25338b8be01f8761ad701687dc7341b24cfbb8ac632d977d57aee2954.exe 94 PID 4916 wrote to memory of 3360 4916 cmd.exe 98 PID 4916 wrote to memory of 3360 4916 cmd.exe 98 PID 4916 wrote to memory of 3360 4916 cmd.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\2ffc2ee25338b8be01f8761ad701687dc7341b24cfbb8ac632d977d57aee2954.exe"C:\Users\Admin\AppData\Local\Temp\2ffc2ee25338b8be01f8761ad701687dc7341b24cfbb8ac632d977d57aee2954.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3216 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "2ffc2ee25338b8be01f8761ad701687dc7341b24cfbb8ac632d977d57aee2954.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\2ffc2ee25338b8be01f8761ad701687dc7341b24cfbb8ac632d977d57aee2954.exe" & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4916 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "2ffc2ee25338b8be01f8761ad701687dc7341b24cfbb8ac632d977d57aee2954.exe" /f3⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3360
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3216 -s 14322⤵
- Program crash
PID:1588
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3216 -ip 32161⤵PID:1592
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1B
MD5cfcd208495d565ef66e7dff9f98764da
SHA1b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA2565feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
SHA51231bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99