Analysis
- max time kernel
90s - max time network
123s - platform
windows10-2004_x64 - resource
win10v2004-20231222-en - resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system - submitted
25/01/2024, 16:04
Static task
static1
Behavioral task
behavioral1
Sample
02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe
Resource
win7-20231215-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe
Resource
win10v2004-20231222-en
8 signatures
150 seconds
General
- Target 02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe
- Size 234KB
- Sample240125-th2t2sacd5
- SHA256 02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc
- MD5 d51091dcf809f6f1285058e0bb1781b3
- SHA1 e7c1a4170dcbe2f131889e40ac3375f9ee6519ff
- SHA512 41aa7d7d40a8eb4b3a731c3a46c0d9c926f2671550bab3928521d0b4f4583622d9e49de5d7ad19b8060114106fb680719fcfe5ef6fe7ef1ef9e874f01540c484
- SSDEEP 3072:HwzvOYZi5YP/aKav6UvK9aobNI2B+JlIjDe7kal2n1TWl9o1B0C98CqtVFiDflu1:oiiP/aK999H/B+rTBV+UdvrEFp7hKY8
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Modifies AppInit DLL entries 2 TTPs
- ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x00070000000231ea-1.dat acprotect - Loads dropped DLL 5 IoCs
pid Process 3560 02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe 2208 WerFault.exe 208 WerFault.exe 2480 WerFault.exe 2008 WerFault.exe -
resource yara_rule behavioral2/files/0x00070000000231ea-1.dat upx behavioral2/memory/3560-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/3560-11-0x0000000010000000-0x0000000010030000-memory.dmp upx - Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe - Program crash 2 IoCs
pid pid_target Process procid_target 208 3560 WerFault.exe 83 2008 3560 WerFault.exe 83 - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3560 02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe"C:\Users\Admin\AppData\Local\Temp\02c4d594c19a55d3ea2ab26766333d20441d364829d133f473864f6c4616f0bc.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:3560 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3560 -s 4282⤵
- Loads dropped DLL
- Program crash
PID:208
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3560 -s 4522⤵
- Loads dropped DLL
- Program crash
PID:2008
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3560 -ip 35601⤵
- Loads dropped DLL
PID:2208
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3560 -ip 35601⤵
- Loads dropped DLL
PID:2480
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Program Files\Common Files\System\symsrv.dll
- Size 67KB
- SHA256 de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
- MD5 7574cf2c64f35161ab1292e2f532aabf
- SHA1 14ba3fa927a06224dfe587014299e834def4644f
- SHA512 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
- SSDEEP 1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZL:c8y93KQjy7G55riF1cMo03V
- MD5 SHA1 SHA512 SSDEEP