Analysis
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max time kernel
141s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
29/05/2024, 15:11
Static task
static1
Behavioral task
behavioral1
Sample
6872e0e16c656c1624863392d18286992aa7fd6605d6a97c677bcf0fba4a88b4.dll
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
6872e0e16c656c1624863392d18286992aa7fd6605d6a97c677bcf0fba4a88b4.dll
Resource
win10v2004-20240508-en
General
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Target
6872e0e16c656c1624863392d18286992aa7fd6605d6a97c677bcf0fba4a88b4.dll
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Size
147KB
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MD5
2d7659fb610d881961078b8d2c0c88c7
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SHA1
efa69aebe5f7404fe07aad2aa44a7bb7a691557e
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SHA256
6872e0e16c656c1624863392d18286992aa7fd6605d6a97c677bcf0fba4a88b4
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SHA512
6a3617dabf495b8e39af42adcd5142f3d76ebdd5893d46e91b25628c632a8f49d76fad2a68cfd8a9dbe2bc57fc8fcffc2faaddad7da5443e4caa3f2778b0bb22
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SSDEEP
3072:0/lKH6Ah/KDk982lQBV+UdE+rECWp7hKwW5e+:0tKauqBV+UdvrEFp7hKwAe+
Malware Config
Signatures
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ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x000d0000000122b8-2.dat acprotect -
Loads dropped DLL 1 IoCs
pid Process 2928 rundll32.exe -
resource yara_rule behavioral1/memory/2928-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/files/0x000d0000000122b8-2.dat upx behavioral1/memory/2928-7-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll rundll32.exe -
Program crash 1 IoCs
pid pid_target Process 1268 2928 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2928 rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2180 wrote to memory of 2928 2180 rundll32.exe 28 PID 2180 wrote to memory of 2928 2180 rundll32.exe 28 PID 2180 wrote to memory of 2928 2180 rundll32.exe 28 PID 2180 wrote to memory of 2928 2180 rundll32.exe 28 PID 2180 wrote to memory of 2928 2180 rundll32.exe 28 PID 2180 wrote to memory of 2928 2180 rundll32.exe 28 PID 2180 wrote to memory of 2928 2180 rundll32.exe 28 PID 2928 wrote to memory of 1268 2928 rundll32.exe 29 PID 2928 wrote to memory of 1268 2928 rundll32.exe 29 PID 2928 wrote to memory of 1268 2928 rundll32.exe 29 PID 2928 wrote to memory of 1268 2928 rundll32.exe 29
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6872e0e16c656c1624863392d18286992aa7fd6605d6a97c677bcf0fba4a88b4.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2180 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6872e0e16c656c1624863392d18286992aa7fd6605d6a97c677bcf0fba4a88b4.dll,#12⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2928 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2928 -s 3403⤵
- Program crash
PID:1268
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab