Analysis
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max time kernel
160s -
max time network
171s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
12/10/2023, 02:02
Static task
static1
Behavioral task
behavioral1
Sample
25d4721e9aedc8389130b4000346d22b178721941b96278d117b8fdd9eba6c4d.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
25d4721e9aedc8389130b4000346d22b178721941b96278d117b8fdd9eba6c4d.exe
Resource
win10v2004-20230915-en
General
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Target
25d4721e9aedc8389130b4000346d22b178721941b96278d117b8fdd9eba6c4d.exe
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Size
243KB
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MD5
36fa3d05a014af30acc9b92c9c1508eb
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SHA1
88a27f1f5de8db247b7ad939b875efa82f9eb5a2
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SHA256
25d4721e9aedc8389130b4000346d22b178721941b96278d117b8fdd9eba6c4d
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SHA512
3683869e282ad742925bed1e914c4f790a75545297dda10337ea61c03baf2d64d0f38dd3e94dae50d9f80d483cde49def9b23de9604646637d56475cc3c0aa59
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SSDEEP
6144:1KiP/aKx5h9H/B+3ChmBV+UdvrEFp7hKKprT:1XP/aKx5vB+yYBjvrEH73T
Malware Config
Signatures
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Modifies AppInit DLL entries 2 TTPs
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ACProtect 1.3x - 1.4x DLL software 6 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x0006000000023066-1.dat acprotect behavioral2/files/0x0006000000023066-10.dat acprotect behavioral2/files/0x0006000000023066-13.dat acprotect behavioral2/files/0x0006000000023066-14.dat acprotect behavioral2/files/0x0006000000023066-16.dat acprotect behavioral2/files/0x0006000000023066-15.dat acprotect -
Loads dropped DLL 5 IoCs
pid Process 3580 25d4721e9aedc8389130b4000346d22b178721941b96278d117b8fdd9eba6c4d.exe 2744 WerFault.exe 3428 WerFault.exe 4920 WerFault.exe 3980 WerFault.exe -
resource yara_rule behavioral2/files/0x0006000000023066-1.dat upx behavioral2/memory/3580-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/3580-6-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/3580-8-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/files/0x0006000000023066-10.dat upx behavioral2/files/0x0006000000023066-13.dat upx behavioral2/files/0x0006000000023066-14.dat upx behavioral2/files/0x0006000000023066-16.dat upx behavioral2/files/0x0006000000023066-15.dat upx behavioral2/memory/3580-18-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\e: 25d4721e9aedc8389130b4000346d22b178721941b96278d117b8fdd9eba6c4d.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 25d4721e9aedc8389130b4000346d22b178721941b96278d117b8fdd9eba6c4d.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 3980 3580 WerFault.exe 85 4920 3580 WerFault.exe 85 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3580 25d4721e9aedc8389130b4000346d22b178721941b96278d117b8fdd9eba6c4d.exe 3580 25d4721e9aedc8389130b4000346d22b178721941b96278d117b8fdd9eba6c4d.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3580 25d4721e9aedc8389130b4000346d22b178721941b96278d117b8fdd9eba6c4d.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\25d4721e9aedc8389130b4000346d22b178721941b96278d117b8fdd9eba6c4d.exe"C:\Users\Admin\AppData\Local\Temp\25d4721e9aedc8389130b4000346d22b178721941b96278d117b8fdd9eba6c4d.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3580 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3580 -s 3482⤵
- Loads dropped DLL
- Program crash
PID:3980
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3580 -s 3562⤵
- Loads dropped DLL
- Program crash
PID:4920
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 3580 -ip 35801⤵
- Loads dropped DLL
PID:2744
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3580 -ip 35801⤵
- Loads dropped DLL
PID:3428
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab