Analysis
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max time kernel
139s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
16/11/2023, 20:06
Static task
static1
Behavioral task
behavioral1
Sample
7f4f74e19fa60211bc9537a396b6d2e74464f76a455dcd6545f3558884d8e57f.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
7f4f74e19fa60211bc9537a396b6d2e74464f76a455dcd6545f3558884d8e57f.exe
Resource
win10v2004-20231023-en
General
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Target
7f4f74e19fa60211bc9537a396b6d2e74464f76a455dcd6545f3558884d8e57f.exe
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Size
2.7MB
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MD5
d8f75ab823ab3ff23ba8983bfc448681
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SHA1
72ce71543a9f7457901be0cb7af91e31a44ef73e
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SHA256
7f4f74e19fa60211bc9537a396b6d2e74464f76a455dcd6545f3558884d8e57f
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SHA512
10f8437ee775e3550068c54aab260bc60dbb6282981d2ec13656dfab9ccfe2e0935ae71571a2b7a8b6d8c2450cd925dd836bca5b151d181295c2110b5afc8599
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SSDEEP
49152:zPE6vXgUOYQMqclLy0wsXuhXabboP4ACQDAknmCwlzI8ndkyw+AZ/WY4N2WwW/Kq:LFvXwMFLySXuhXa/oP4ACYAknmCMI3yl
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/0x0006000000022ce9-1.dat acprotect behavioral2/files/0x0006000000022ce9-8.dat acprotect behavioral2/files/0x0006000000022ce9-13.dat acprotect behavioral2/files/0x0006000000022ce9-14.dat acprotect behavioral2/files/0x0006000000022ce9-15.dat acprotect behavioral2/files/0x0006000000022ce9-16.dat acprotect -
Loads dropped DLL 5 IoCs
pid Process 2040 7f4f74e19fa60211bc9537a396b6d2e74464f76a455dcd6545f3558884d8e57f.exe 4792 WerFault.exe 3456 WerFault.exe 3780 WerFault.exe 3636 WerFault.exe -
resource yara_rule behavioral2/files/0x0006000000022ce9-1.dat upx behavioral2/memory/2040-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/files/0x0006000000022ce9-8.dat upx behavioral2/files/0x0006000000022ce9-13.dat upx behavioral2/files/0x0006000000022ce9-14.dat upx behavioral2/files/0x0006000000022ce9-15.dat upx behavioral2/files/0x0006000000022ce9-16.dat upx behavioral2/memory/2040-18-0x0000000010000000-0x0000000010030000-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: 7f4f74e19fa60211bc9537a396b6d2e74464f76a455dcd6545f3558884d8e57f.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 7f4f74e19fa60211bc9537a396b6d2e74464f76a455dcd6545f3558884d8e57f.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 3456 2040 WerFault.exe 90 3636 2040 WerFault.exe 90 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2040 7f4f74e19fa60211bc9537a396b6d2e74464f76a455dcd6545f3558884d8e57f.exe 2040 7f4f74e19fa60211bc9537a396b6d2e74464f76a455dcd6545f3558884d8e57f.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2040 7f4f74e19fa60211bc9537a396b6d2e74464f76a455dcd6545f3558884d8e57f.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2040 7f4f74e19fa60211bc9537a396b6d2e74464f76a455dcd6545f3558884d8e57f.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7f4f74e19fa60211bc9537a396b6d2e74464f76a455dcd6545f3558884d8e57f.exe"C:\Users\Admin\AppData\Local\Temp\7f4f74e19fa60211bc9537a396b6d2e74464f76a455dcd6545f3558884d8e57f.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2040 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2040 -s 8402⤵
- Loads dropped DLL
- Program crash
PID:3456
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2040 -s 8522⤵
- Loads dropped DLL
- Program crash
PID:3636
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2040 -ip 20401⤵
- Loads dropped DLL
PID:4792
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2040 -ip 20401⤵
- Loads dropped DLL
PID:3780
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