Analysis
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max time kernel
190s -
max time network
299s -
platform
windows10-1703_x64 -
resource
win10-20240611-en -
resource tags
arch:x64arch:x86image:win10-20240611-enlocale:en-usos:windows10-1703-x64system -
submitted
05-09-2024 22:51
Static task
static1
Behavioral task
behavioral1
Sample
d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe
Resource
win7-20240903-en
General
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Target
d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe
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Size
422KB
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MD5
83ebdb7d949d7d7b940eed4b5335a25f
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SHA1
5f0659584c1e21c174787df325bce081ad935af4
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SHA256
d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7
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SHA512
cd0ca1007c5450dd67a2a5a7fd7bbdf903649381c7b206b62047b0008fb05b7d95ed83b95a267e5426c99ba6a5c4bf85fc761f2e72cfd3a9e928f28147a40d9b
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SSDEEP
6144:IUpGAfa9xFaL7XWsCA+E3XIGYG334C3xH2raAOm556PyVk5ByquZc:IGGAfa9xFavXWa/F4C3xH2Z6aVkmc
Malware Config
Extracted
gcleaner
80.66.75.114
Signatures
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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 4248 1592 WerFault.exe 70 3040 1592 WerFault.exe 70 2352 1592 WerFault.exe 70 2252 1592 WerFault.exe 70 1520 1592 WerFault.exe 70 4552 1592 WerFault.exe 70 2856 1592 WerFault.exe 70 216 1592 WerFault.exe 70 -
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 d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.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 4280 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4280 taskkill.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1592 wrote to memory of 4628 1592 d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe 80 PID 1592 wrote to memory of 4628 1592 d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe 80 PID 1592 wrote to memory of 4628 1592 d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe 80 PID 4628 wrote to memory of 4280 4628 cmd.exe 82 PID 4628 wrote to memory of 4280 4628 cmd.exe 82 PID 4628 wrote to memory of 4280 4628 cmd.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe"C:\Users\Admin\AppData\Local\Temp\d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1592 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 7642⤵
- Program crash
PID:4248
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 7962⤵
- Program crash
PID:3040
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 8562⤵
- Program crash
PID:2352
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 9482⤵
- Program crash
PID:2252
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 9922⤵
- Program crash
PID:1520
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 11162⤵
- Program crash
PID:4552
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 11322⤵
- Program crash
PID:2856
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 12722⤵
- Program crash
PID:216
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe" & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4628 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "d61ca384412ecc86e5591e7d338129e92ebd0e46a055d098910a05b0e0855fb7.exe" /f3⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4280
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1B
MD5cfcd208495d565ef66e7dff9f98764da
SHA1b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA2565feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
SHA51231bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99