Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-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 behavioral2/files/0x000a00000002328e-1.dat acprotect -
Loads dropped DLL 1 IoCs
pid Process 3252 rundll32.exe -
resource yara_rule behavioral2/files/0x000a00000002328e-1.dat upx behavioral2/memory/3252-5-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/3252-9-0x0000000010000000-0x0000000010030000-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 procid_target 1020 3252 WerFault.exe 83 -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3252 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 900 wrote to memory of 3252 900 rundll32.exe 83 PID 900 wrote to memory of 3252 900 rundll32.exe 83 PID 900 wrote to memory of 3252 900 rundll32.exe 83
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:900 -
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
PID:3252 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3252 -s 7123⤵
- Program crash
PID:1020
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3252 -ip 32521⤵PID:1560
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab