Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
19-05-2024 00:09
Static task
static1
Behavioral task
behavioral1
Sample
96d93cee329f7249898e2331aff177bab0745a8f2cbd56889332d3570b79379f.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
96d93cee329f7249898e2331aff177bab0745a8f2cbd56889332d3570b79379f.exe
Resource
win10v2004-20240426-en
General
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Target
96d93cee329f7249898e2331aff177bab0745a8f2cbd56889332d3570b79379f.exe
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Size
225KB
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MD5
23ff110c97100143619abfd6f2d148dd
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SHA1
efef13fad0cad524b8267c269281ef968ac690d3
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SHA256
96d93cee329f7249898e2331aff177bab0745a8f2cbd56889332d3570b79379f
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SHA512
cbf0df1201ef8e756a0baa19de20b94f7727b082d4225c7bbff78e7e5dbb8a62da9a3344d6eab8044f074c514f803955a1aa74f66976e20a51e1213dc9a1e5b6
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SSDEEP
6144:AA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:AATuTAnKGwUAW3ycQqgf
Malware Config
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 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 4304 2536 WerFault.exe winver.exe 3820 1276 WerFault.exe 96d93cee329f7249898e2331aff177bab0745a8f2cbd56889332d3570b79379f.exe -
Modifies data under HKEY_USERS 1 IoCs
Processes:
svchost.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client" svchost.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
Explorer.EXEdescription pid process Token: SeShutdownPrivilege 3540 Explorer.EXE Token: SeCreatePagefilePrivilege 3540 Explorer.EXE Token: SeShutdownPrivilege 3540 Explorer.EXE Token: SeCreatePagefilePrivilege 3540 Explorer.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
winver.exe96d93cee329f7249898e2331aff177bab0745a8f2cbd56889332d3570b79379f.exepid process 2536 winver.exe 1276 96d93cee329f7249898e2331aff177bab0745a8f2cbd56889332d3570b79379f.exe -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
Explorer.EXEpid process 3540 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
96d93cee329f7249898e2331aff177bab0745a8f2cbd56889332d3570b79379f.exewinver.exedescription pid process target process PID 1276 wrote to memory of 2536 1276 96d93cee329f7249898e2331aff177bab0745a8f2cbd56889332d3570b79379f.exe winver.exe PID 1276 wrote to memory of 2536 1276 96d93cee329f7249898e2331aff177bab0745a8f2cbd56889332d3570b79379f.exe winver.exe PID 1276 wrote to memory of 2536 1276 96d93cee329f7249898e2331aff177bab0745a8f2cbd56889332d3570b79379f.exe winver.exe PID 1276 wrote to memory of 2536 1276 96d93cee329f7249898e2331aff177bab0745a8f2cbd56889332d3570b79379f.exe winver.exe PID 2536 wrote to memory of 3540 2536 winver.exe Explorer.EXE PID 1276 wrote to memory of 3540 1276 96d93cee329f7249898e2331aff177bab0745a8f2cbd56889332d3570b79379f.exe Explorer.EXE
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
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C:\Users\Admin\AppData\Local\Temp\96d93cee329f7249898e2331aff177bab0745a8f2cbd56889332d3570b79379f.exe"C:\Users\Admin\AppData\Local\Temp\96d93cee329f7249898e2331aff177bab0745a8f2cbd56889332d3570b79379f.exe"2⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\winver.exewinver3⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2536 -s 3004⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1276 -s 7723⤵
- Program crash
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman1⤵
- Modifies data under HKEY_USERS
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2536 -ip 25361⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1276 -ip 12761⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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memory/1276-2-0x00000000023F0000-0x00000000023F1000-memory.dmpFilesize
4KB
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memory/1276-1-0x0000000004650000-0x0000000004CA8000-memory.dmpFilesize
6.3MB
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memory/1276-3-0x00000000023F0000-0x00000000023F1000-memory.dmpFilesize
4KB
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memory/1276-7-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1276-14-0x0000000004650000-0x0000000004CA8000-memory.dmpFilesize
6.3MB
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memory/3540-5-0x0000000001050000-0x0000000001056000-memory.dmpFilesize
24KB
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memory/3540-6-0x0000000001050000-0x0000000001056000-memory.dmpFilesize
24KB
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memory/3540-11-0x0000000002D20000-0x0000000002D26000-memory.dmpFilesize
24KB