Analysis
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max time kernel
145s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
25-01-2024 15:42
Static task
static1
Behavioral task
behavioral1
Sample
c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe
Resource
win7-20231129-en
General
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Target
c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe
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Size
234KB
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MD5
97b7a0f067010dc4e5ed42e8ee833797
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SHA1
85f5893bc66272ec1f79a343f9e7c0b404bc384b
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SHA256
c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019
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SHA512
d817e4ca3782818aa593622a17091a6436b811f0803cf01885dc6a8045420904d2fb04959b0d63caa1bcca594a82b0972d1addf61719ab230b05b3e374c23719
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SSDEEP
3072:HwzvOYZk5YP/aKavT/DZUl9aobNI2B+JlIjDe7kal2n1TWl9o1B0C98CqtVFiDfn:okiP/aK2ZUl9H/B+rTBV+UdvrEFp7hK2
Malware Config
Signatures
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ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
Processes:
resource yara_rule C:\Program Files\Common Files\System\symsrv.dll acprotect -
Loads dropped DLL 1 IoCs
Processes:
c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exepid process 3448 c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe -
Processes:
resource yara_rule behavioral2/memory/3448-3-0x0000000010000000-0x0000000010030000-memory.dmp upx C:\Program Files\Common Files\System\symsrv.dll upx behavioral2/memory/3448-8-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
Processes:
c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exedescription ioc process File created C:\Program Files\Common Files\System\symsrv.dll c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe -
Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 744 3448 WerFault.exe c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe 1664 3448 WerFault.exe c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exedescription pid process Token: SeDebugPrivilege 3448 c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe"C:\Users\Admin\AppData\Local\Temp\c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:3448 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3448 -s 4282⤵
- Program crash
PID:744 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3448 -s 4362⤵
- Program crash
PID:1664
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3448 -ip 34481⤵PID:60
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 3448 -ip 34481⤵PID:3324
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Program Files\Common Files\System\symsrv.dllFilesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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memory/3448-3-0x0000000010000000-0x0000000010030000-memory.dmpFilesize
192KB
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memory/3448-6-0x00000000007F0000-0x0000000000819000-memory.dmpFilesize
164KB
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memory/3448-5-0x00000000007F0000-0x0000000000819000-memory.dmpFilesize
164KB
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memory/3448-8-0x0000000010000000-0x0000000010030000-memory.dmpFilesize
192KB