Analysis
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max time kernel
123s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240708-en -
resource tags
arch:x64arch:x86image:win10v2004-20240708-enlocale:en-usos:windows10-2004-x64system -
submitted
08-07-2024 22:58
Static task
static1
Behavioral task
behavioral1
Sample
0fa37a2fe11e3d60535e73818b54b9c0N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
0fa37a2fe11e3d60535e73818b54b9c0N.exe
Resource
win10v2004-20240708-en
General
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Target
0fa37a2fe11e3d60535e73818b54b9c0N.exe
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Size
225KB
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MD5
0fa37a2fe11e3d60535e73818b54b9c0
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SHA1
4069e1dbfce8e4963df6816a5c69a7185dc6870b
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SHA256
0f438a72a715b5f80e42e01640b352cadd440e96fa59fa0e571425a98a78b4a6
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SHA512
d093ec5033156748ffb7b81d7f73186910df94b438277e971d6589382f0edffda0ad1f6c94693237e7f7a5d48f5bb93e1c232cd15593d1a83a565edc4c5a3c66
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SSDEEP
6144:DA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:DATuTAnKGwUAW3ycQqgf
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 4356 4948 WerFault.exe winver.exe 4960 4008 WerFault.exe 0fa37a2fe11e3d60535e73818b54b9c0N.exe -
Modifies data under HKEY_USERS 1 IoCs
Processes:
svchost.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client" svchost.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
Explorer.EXEdescription pid process Token: SeShutdownPrivilege 3468 Explorer.EXE Token: SeCreatePagefilePrivilege 3468 Explorer.EXE Token: SeShutdownPrivilege 3468 Explorer.EXE Token: SeCreatePagefilePrivilege 3468 Explorer.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
winver.exe0fa37a2fe11e3d60535e73818b54b9c0N.exepid process 4948 winver.exe 4008 0fa37a2fe11e3d60535e73818b54b9c0N.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
0fa37a2fe11e3d60535e73818b54b9c0N.exewinver.exedescription pid process target process PID 4008 wrote to memory of 4948 4008 0fa37a2fe11e3d60535e73818b54b9c0N.exe winver.exe PID 4008 wrote to memory of 4948 4008 0fa37a2fe11e3d60535e73818b54b9c0N.exe winver.exe PID 4008 wrote to memory of 4948 4008 0fa37a2fe11e3d60535e73818b54b9c0N.exe winver.exe PID 4008 wrote to memory of 4948 4008 0fa37a2fe11e3d60535e73818b54b9c0N.exe winver.exe PID 4948 wrote to memory of 3468 4948 winver.exe Explorer.EXE PID 4008 wrote to memory of 3468 4008 0fa37a2fe11e3d60535e73818b54b9c0N.exe Explorer.EXE
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\0fa37a2fe11e3d60535e73818b54b9c0N.exe"C:\Users\Admin\AppData\Local\Temp\0fa37a2fe11e3d60535e73818b54b9c0N.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 4948 -s 3004⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4008 -s 8043⤵
- 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 404 -p 4948 -ip 49481⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 4008 -ip 40081⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/3468-4-0x0000000000E50000-0x0000000000E56000-memory.dmpFilesize
24KB
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memory/3468-5-0x0000000000E50000-0x0000000000E56000-memory.dmpFilesize
24KB
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memory/3468-10-0x0000000002DA0000-0x0000000002DA6000-memory.dmpFilesize
24KB
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memory/4008-1-0x00000000045F0000-0x0000000004C48000-memory.dmpFilesize
6.3MB
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memory/4008-2-0x0000000003DC0000-0x0000000003DC1000-memory.dmpFilesize
4KB
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memory/4008-6-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/4008-13-0x00000000045F0000-0x0000000004C48000-memory.dmpFilesize
6.3MB