e802c5a1c44ead2bbe5cf3912a07d118e77a7e1c36c4f811dab0984074da0f40

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
28/02/2025, 03:58

Target

e802c5a1c44ead2bbe5cf3912a07d118e77a7e1c36c4f811dab0984074da0f40.dll
Size

137KB
MD5

f601cb114eb8b93883d8f62bf48d53d1
SHA1

2b60ceac79be8643026e4802c6b50c410f477bf1
SHA256

e802c5a1c44ead2bbe5cf3912a07d118e77a7e1c36c4f811dab0984074da0f40
SHA512

1835f575b5f0b24df16e4f857099464944036ea46f83d6b089125be425788f667bdd3bc6a381a41074d8cf4f19ef729da39e7f5bb6085b074cf885d15b92e0da
SSDEEP

3072:rR02WMK8RJGInTlhnaBanONVk40rpg4yeF/TyUGSK9FrafcUksPxx6iTUu9:G25GgFny61mrav

Score

8^/10

Boot or Logon Autostart Execution: Port Monitors 1 TTPs 2 IoCs

Adversaries may use port monitors to run an adversary supplied DLL during system boot for persistence or privilege escalation.

Port Monitors

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Print\Monitors\SCSI Port Monitor	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Print\Monitors\SCSI Port Monitor\Driver = "scsimon.dll"	rundll32.exe

Sets service image path in registry 2 TTPs 1 IoCs

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Spooler\ImagePath = "Spoolsv.exe"	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1804	2344	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

System Language Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1440 wrote to memory of 2344	1440	rundll32.exe	30
PID 1440 wrote to memory of 2344	1440	rundll32.exe	30
PID 1440 wrote to memory of 2344	1440	rundll32.exe	30
PID 1440 wrote to memory of 2344	1440	rundll32.exe	30
PID 1440 wrote to memory of 2344	1440	rundll32.exe	30
PID 1440 wrote to memory of 2344	1440	rundll32.exe	30
PID 1440 wrote to memory of 2344	1440	rundll32.exe	30
PID 2344 wrote to memory of 1804	2344	rundll32.exe	31
PID 2344 wrote to memory of 1804	2344	rundll32.exe	31
PID 2344 wrote to memory of 1804	2344	rundll32.exe	31
PID 2344 wrote to memory of 1804	2344	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e802c5a1c44ead2bbe5cf3912a07d118e77a7e1c36c4f811dab0984074da0f40.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1440
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e802c5a1c44ead2bbe5cf3912a07d118e77a7e1c36c4f811dab0984074da0f40.dll,#1
  2⤵
  - Boot or Logon Autostart Execution: Port Monitors
  - Sets service image path in registry
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2344
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2344 -s 228
    3⤵
    - Program crash
    PID:1804