Analysis
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max time kernel
118s -
max time network
100s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
17-07-2024 01:14
Behavioral task
behavioral1
Sample
4341e44b77e208e219ab9e0cb5131750N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
4341e44b77e208e219ab9e0cb5131750N.exe
Resource
win10v2004-20240709-en
General
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Target
4341e44b77e208e219ab9e0cb5131750N.exe
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Size
45KB
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MD5
4341e44b77e208e219ab9e0cb5131750
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SHA1
79e3b4058d4ee79730b750b1f44df69a13a40507
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SHA256
25c3eb391ee1b30c801ccdf331c9ff3e012dbc780c1de178f7f81d2b69d555d8
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SHA512
12dcec557a1314b3fbefc36c7f2a34a6688cb2b2299e9445c9d6b3054f68f1852b61a25ae27beda43f78bd2383a3be97f5b45713b60518f415027c4dcd46cdc8
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SSDEEP
768:vhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:5sWE9N5dFu53dsniQaB/xZ14n7zIF+qr
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/3192-0-0x0000000000400000-0x000000000041D000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
winver.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\22F5BEEF = "C:\\Users\\Admin\\AppData\\Roaming\\22F5BEEF\\bin.exe" winver.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 5000 4232 WerFault.exe winver.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
winver.exepid process 4232 winver.exe 4232 winver.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Explorer.EXEdescription pid process Token: SeShutdownPrivilege 3396 Explorer.EXE Token: SeCreatePagefilePrivilege 3396 Explorer.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
winver.exepid process 4232 winver.exe -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
Explorer.EXEpid process 3396 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
4341e44b77e208e219ab9e0cb5131750N.exewinver.exedescription pid process target process PID 3192 wrote to memory of 4232 3192 4341e44b77e208e219ab9e0cb5131750N.exe winver.exe PID 3192 wrote to memory of 4232 3192 4341e44b77e208e219ab9e0cb5131750N.exe winver.exe PID 3192 wrote to memory of 4232 3192 4341e44b77e208e219ab9e0cb5131750N.exe winver.exe PID 3192 wrote to memory of 4232 3192 4341e44b77e208e219ab9e0cb5131750N.exe winver.exe PID 4232 wrote to memory of 3396 4232 winver.exe Explorer.EXE PID 4232 wrote to memory of 2556 4232 winver.exe sihost.exe
Processes
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C:\Windows\system32\sihost.exesihost.exe1⤵
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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\4341e44b77e208e219ab9e0cb5131750N.exe"C:\Users\Admin\AppData\Local\Temp\4341e44b77e208e219ab9e0cb5131750N.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4232 -s 3524⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4232 -ip 42321⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2556-18-0x00007FF930DF0000-0x00007FF930DF1000-memory.dmpFilesize
4KB
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memory/2556-15-0x00000000005F0000-0x00000000005F6000-memory.dmpFilesize
24KB
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memory/3192-9-0x0000000000400000-0x000000000041D000-memory.dmpFilesize
116KB
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memory/3192-1-0x00000000005C0000-0x00000000005C1000-memory.dmpFilesize
4KB
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memory/3192-0-0x0000000000400000-0x000000000041D000-memory.dmpFilesize
116KB
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memory/3192-4-0x0000000002340000-0x0000000002D40000-memory.dmpFilesize
10.0MB
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memory/3192-10-0x0000000002340000-0x0000000002D40000-memory.dmpFilesize
10.0MB
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memory/3396-3-0x0000000001040000-0x0000000001046000-memory.dmpFilesize
24KB
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memory/3396-11-0x00007FF930E00000-0x00007FF930E01000-memory.dmpFilesize
4KB
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memory/3396-7-0x00007FF930C6D000-0x00007FF930C6E000-memory.dmpFilesize
4KB
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memory/3396-2-0x0000000001040000-0x0000000001046000-memory.dmpFilesize
24KB
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memory/4232-8-0x00007FF930BD0000-0x00007FF930DC5000-memory.dmpFilesize
2.0MB
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memory/4232-5-0x00000000014B0000-0x00000000014B6000-memory.dmpFilesize
24KB
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memory/4232-6-0x00000000770A2000-0x00000000770A3000-memory.dmpFilesize
4KB
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memory/4232-16-0x00000000014B0000-0x00000000014B6000-memory.dmpFilesize
24KB