261be99dfe0c6e519d254fcc79ab5932eff4a9aacf41101825dc65ed8c64a5b3

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
20/04/2024, 20:04

Target

261be99dfe0c6e519d254fcc79ab5932eff4a9aacf41101825dc65ed8c64a5b3.dll
Size

76KB
MD5

8bd9dad1b4c848dadca8aee75df0cb78
SHA1

336c326fdea7238a2860096e5608e92ae29b6474
SHA256

261be99dfe0c6e519d254fcc79ab5932eff4a9aacf41101825dc65ed8c64a5b3
SHA512

efe76e1293d7a5f44f64d33ded856f8fddf170c417e6c2153f189c4117f397fc64885638275865b3cfca216114fa5625a5ed32015071910ed01289ba9bf625ea
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z6n/aQjatFt:c8y93KQjy7G55riF1cMo03i/aKavt

Score

9^/10

upx

UPX dump on OEP (original entry point) 2 IoCs

resource	yara_rule
behavioral2/memory/4508-0-0x0000000010000000-0x0000000010030000-memory.dmp	UPX
behavioral2/memory/4508-1-0x0000000010000000-0x0000000010030000-memory.dmp	UPX

UPX packed file 2 IoCs

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

resource	yara_rule
behavioral2/memory/4508-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4508-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4376	4508	WerFault.exe	84

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4508	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4888 wrote to memory of 4508	4888	rundll32.exe	84
PID 4888 wrote to memory of 4508	4888	rundll32.exe	84
PID 4888 wrote to memory of 4508	4888	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\261be99dfe0c6e519d254fcc79ab5932eff4a9aacf41101825dc65ed8c64a5b3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4888
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\261be99dfe0c6e519d254fcc79ab5932eff4a9aacf41101825dc65ed8c64a5b3.dll,#1
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:4508
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4508 -s 696
    3⤵
    - Program crash
    PID:4376

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4508 -ip 4508
1⤵
PID:60

memory/4508-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4508-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download