6872e0e16c656c1624863392d18286992aa7fd6605d6a97c677bcf0fba4a88b4

Analysis

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

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General

Target
6872e0e16c656c1624863392d18286992aa7fd6605d6a97c677bcf0fba4a88b4.dll
Size 147KB
Sample240529-skshqaab4t
SHA256 6872e0e16c656c1624863392d18286992aa7fd6605d6a97c677bcf0fba4a88b4
MD5 2d7659fb610d881961078b8d2c0c88c7
SHA1 efa69aebe5f7404fe07aad2aa44a7bb7a691557e
SHA512 6a3617dabf495b8e39af42adcd5142f3d76ebdd5893d46e91b25628c632a8f49d76fad2a68cfd8a9dbe2bc57fc8fcffc2faaddad7da5443e4caa3f2778b0bb22
SSDEEP 3072:0/lKH6Ah/KDk982lQBV+UdE+rECWp7hKwW5e+:0tKauqBV+UdvrEFp7hKwAe+
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

upx

Malware Config

Signatures

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

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

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

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6872e0e16c656c1624863392d18286992aa7fd6605d6a97c677bcf0fba4a88b4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:900
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6872e0e16c656c1624863392d18286992aa7fd6605d6a97c677bcf0fba4a88b4.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of AdjustPrivilegeToken
  PID:3252
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3252 -s 712
    3⤵
    - Program crash
    PID:1020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3252 -ip 3252
1⤵
PID:1560

Network

MITRE ATT&CK Matrix

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Downloads

symsrv.dll

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

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memory/3252-4-0x00000000753C2000-0x00000000753C3000-memory.dmp

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memory/3252-5-0x0000000010000000-0x0000000010030000-memory.dmp

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memory/3252-7-0x00000000753C0000-0x00000000753D2000-memory.dmp

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memory/3252-9-0x0000000010000000-0x0000000010030000-memory.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads