e0c6e5eb0b4a846ef350c97c5b4a57783469ac004b57e68f3a5fabc4d1bb0a82

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
26-05-2024 20:02

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General

Target

e0c6e5eb0b4a846ef350c97c5b4a57783469ac004b57e68f3a5fabc4d1bb0a82.dll
Size

223KB
MD5

0edcf6caba8e50590676c6ae34ce351e
SHA1

edfa39e3cb5312fcd8b74de30cb9e705b0d6a157
SHA256

e0c6e5eb0b4a846ef350c97c5b4a57783469ac004b57e68f3a5fabc4d1bb0a82
SHA512

b2662643143bd306485114b30d93366bbfab50419f28f92cbed670e0d35fae2949eeae96b49bd47ca7f98e68734fbc5daff31c92db02ff9fb8da65d15bddfba3
SSDEEP

3072:6huf5AUWGbeJvK2agufAnAZdlGZxIOtY81fs2lQBV+UdE+rECWp7hKHR:ZBAUWGbeVagufYLIBV+UdvrEFp7hKHR

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/0x000900000002340d-1.dat	acprotect

Loads dropped DLL 2 IoCs

pid	Process
4332	rundll32.exe
4332	rundll32.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000900000002340d-1.dat	upx
behavioral2/memory/4332-6-0x0000000000780000-0x00000000007B0000-memory.dmp	upx
behavioral2/memory/4332-10-0x0000000000780000-0x00000000007B0000-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
1272	4332	WerFault.exe	83

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4332	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 632 wrote to memory of 4332	632	rundll32.exe	83
PID 632 wrote to memory of 4332	632	rundll32.exe	83
PID 632 wrote to memory of 4332	632	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0c6e5eb0b4a846ef350c97c5b4a57783469ac004b57e68f3a5fabc4d1bb0a82.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:632
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0c6e5eb0b4a846ef350c97c5b4a57783469ac004b57e68f3a5fabc4d1bb0a82.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of AdjustPrivilegeToken
  PID:4332
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4332 -s 716
    3⤵
    - Program crash
    PID:1272

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4332 -ip 4332
1⤵
PID:4200

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Program Files\Common Files\System\symsrv.dll

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/4332-6-0x0000000000780000-0x00000000007B0000-memory.dmp

Filesize
192KB

Download
memory/4332-10-0x0000000000780000-0x00000000007B0000-memory.dmp

Filesize
192KB

Download
memory/4332-8-0x0000000010000000-0x0000000010025000-memory.dmp

Filesize
148KB

Download