Analysis
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max time kernel
33s -
max time network
141s -
platform
windows11-21h2_x64 -
resource
win11-20240802-en -
resource tags
arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system -
submitted
05-09-2024 17:29
Static task
static1
Behavioral task
behavioral1
Sample
18460291ed1fa9ef08bf1c320284b803a8100a55bdaf010503bef68ea1a90906.exe
Resource
win10v2004-20240802-en
General
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Target
18460291ed1fa9ef08bf1c320284b803a8100a55bdaf010503bef68ea1a90906.exe
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Size
401KB
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MD5
68d04fcb05cea8a3ef0f4254b87780f3
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SHA1
98400b885fa0735a5ef23525b7c8ee53155dc431
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SHA256
18460291ed1fa9ef08bf1c320284b803a8100a55bdaf010503bef68ea1a90906
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SHA512
5ee7fa4b3923f54ce1903f4a99ba098315532cc8554c13a39edce4ab500b0c30aebc69d3cb970da702a508994de35a43ba5f4249fad142c93e3cbf74114662f9
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SSDEEP
6144:LB4l3Dfgof/FnMYj+IUrn67H+4mf/wAD3bLC4d6w:LB4l3Dfgof1Uw2f/wef
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 9 IoCs
pid pid_target Process procid_target 4956 772 WerFault.exe 77 3288 772 WerFault.exe 77 992 772 WerFault.exe 77 4728 772 WerFault.exe 77 3600 772 WerFault.exe 77 580 772 WerFault.exe 77 780 772 WerFault.exe 77 4492 772 WerFault.exe 77 1800 772 WerFault.exe 77 -
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 18460291ed1fa9ef08bf1c320284b803a8100a55bdaf010503bef68ea1a90906.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 1540 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1540 taskkill.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 772 wrote to memory of 2832 772 18460291ed1fa9ef08bf1c320284b803a8100a55bdaf010503bef68ea1a90906.exe 93 PID 772 wrote to memory of 2832 772 18460291ed1fa9ef08bf1c320284b803a8100a55bdaf010503bef68ea1a90906.exe 93 PID 772 wrote to memory of 2832 772 18460291ed1fa9ef08bf1c320284b803a8100a55bdaf010503bef68ea1a90906.exe 93 PID 2832 wrote to memory of 1540 2832 cmd.exe 96 PID 2832 wrote to memory of 1540 2832 cmd.exe 96 PID 2832 wrote to memory of 1540 2832 cmd.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\18460291ed1fa9ef08bf1c320284b803a8100a55bdaf010503bef68ea1a90906.exe"C:\Users\Admin\AppData\Local\Temp\18460291ed1fa9ef08bf1c320284b803a8100a55bdaf010503bef68ea1a90906.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:772 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 7722⤵
- Program crash
PID:4956
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 8162⤵
- Program crash
PID:3288
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 8602⤵
- Program crash
PID:992
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 8762⤵
- Program crash
PID:4728
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 9522⤵
- Program crash
PID:3600
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 9562⤵
- Program crash
PID:580
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 14322⤵
- Program crash
PID:780
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "18460291ed1fa9ef08bf1c320284b803a8100a55bdaf010503bef68ea1a90906.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\18460291ed1fa9ef08bf1c320284b803a8100a55bdaf010503bef68ea1a90906.exe" & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2832 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "18460291ed1fa9ef08bf1c320284b803a8100a55bdaf010503bef68ea1a90906.exe" /f3⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1540
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 13842⤵
- Program crash
PID:4492
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 15362⤵
- Program crash
PID:1800
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 772 -ip 7721⤵PID:4656
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 772 -ip 7721⤵PID:888
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 772 -ip 7721⤵PID:656
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 772 -ip 7721⤵PID:2088
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 772 -ip 7721⤵PID:4448
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 772 -ip 7721⤵PID:4556
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 772 -ip 7721⤵PID:4632
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 772 -ip 7721⤵PID:5020
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 772 -ip 7721⤵PID:2996
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1B
MD5cfcd208495d565ef66e7dff9f98764da
SHA1b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA2565feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
SHA51231bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99