39e4c54fe28dea9c2ccd065e950362e06884218f3367650e639e7d5ca59d46d3

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 12:54

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General

Target
159b916c82fe345993903613e6b40054.exe
Size 370KB
Sample231231-p5cffschbj
SHA256 39e4c54fe28dea9c2ccd065e950362e06884218f3367650e639e7d5ca59d46d3
MD5 159b916c82fe345993903613e6b40054
SHA1 ac845331f2b56a9d0b723e6629e07b28766285a8
SHA512 73a44051052605a6d9e047efca5caa2181458fea0987ca4c62f998ec45d7f056d144ea73e27c816af7de41582a39f6677a0f1d8819c0924da8239fc4c2e039b1
SSDEEP 6144:uCE6/mUXJ531nIUliViSZbLhaZfvMlLXICgc:m6TOUMBQf0ljWc
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3236	1008	WerFault.exe	92

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1008	winver.exe
1008	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3636	Explorer.EXE
Token: SeCreatePagefilePrivilege	3636	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1008	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3636	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 1008	1848	159b916c82fe345993903613e6b40054.exe	92
PID 1848 wrote to memory of 1008	1848	159b916c82fe345993903613e6b40054.exe	92
PID 1848 wrote to memory of 1008	1848	159b916c82fe345993903613e6b40054.exe	92
PID 1848 wrote to memory of 1008	1848	159b916c82fe345993903613e6b40054.exe	92
PID 1008 wrote to memory of 3636	1008	winver.exe	38
PID 1008 wrote to memory of 2592	1008	winver.exe	49

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3636
- C:\Users\Admin\AppData\Local\Temp\159b916c82fe345993903613e6b40054.exe
  "C:\Users\Admin\AppData\Local\Temp\159b916c82fe345993903613e6b40054.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1848
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:1008
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1008 -s 636
      4⤵
      Program crash
      PID:3236

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2592

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1008 -ip 1008
1⤵
PID:516

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1008-4-0x0000000002960000-0x0000000002967000-memory.dmp

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memory/1008-8-0x0000000077422000-0x0000000077423000-memory.dmp

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memory/1008-14-0x0000000002960000-0x0000000002967000-memory.dmp

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memory/1008-7-0x0000000002960000-0x0000000002967000-memory.dmp

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memory/1848-6-0x0000000002810000-0x0000000003210000-memory.dmp

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memory/1848-1-0x0000000000400000-0x0000000000405000-memory.dmp

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memory/1848-11-0x0000000000400000-0x0000000000404A00-memory.dmp

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memory/1848-0-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/1848-2-0x0000000000620000-0x0000000000622000-memory.dmp

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memory/2592-12-0x0000000000CA0000-0x0000000000CA7000-memory.dmp

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memory/2592-13-0x0000000000CA0000-0x0000000000CA7000-memory.dmp

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memory/2592-16-0x00007FF956B90000-0x00007FF956B91000-memory.dmp

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memory/3636-9-0x00007FF956A0D000-0x00007FF956A0E000-memory.dmp

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memory/3636-5-0x0000000000600000-0x0000000000607000-memory.dmp

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memory/3636-3-0x0000000000600000-0x0000000000607000-memory.dmp

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