e0c7e8e9f34fa36d660d0f6ff8961b275571d42fc6895ed8cf8434aa07131704

Analysis

max time kernel
15s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27/01/2025, 12:08

Target

e0c7e8e9f34fa36d660d0f6ff8961b275571d42fc6895ed8cf8434aa07131704N.dll
Size

137KB
MD5

ab76e391144ead77f151350e03248dc0
SHA1

4ef2ec341ec84f9ccae8b1cbcf2edcaafadcd743
SHA256

e0c7e8e9f34fa36d660d0f6ff8961b275571d42fc6895ed8cf8434aa07131704
SHA512

6437ba522800953655a0539c407f84bf9d0c3744f3b1dd5ab5751e2e898bdf938c5cc731f89e60ccdb8352ae46c69f9b5438d6b5e493c914ee5434b95d618318
SSDEEP

3072:FR02WMK8RJGInTlhnaBanONVk40rpg4yeF/TyUGSK9FrafcUksPxx6iTUuu:I25GgFny61mraY

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
2196	2516	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 2496 wrote to memory of 2516	2496	rundll32.exe	30
PID 2496 wrote to memory of 2516	2496	rundll32.exe	30
PID 2496 wrote to memory of 2516	2496	rundll32.exe	30
PID 2496 wrote to memory of 2516	2496	rundll32.exe	30
PID 2496 wrote to memory of 2516	2496	rundll32.exe	30
PID 2496 wrote to memory of 2516	2496	rundll32.exe	30
PID 2496 wrote to memory of 2516	2496	rundll32.exe	30
PID 2516 wrote to memory of 2196	2516	rundll32.exe	31
PID 2516 wrote to memory of 2196	2516	rundll32.exe	31
PID 2516 wrote to memory of 2196	2516	rundll32.exe	31
PID 2516 wrote to memory of 2196	2516	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0c7e8e9f34fa36d660d0f6ff8961b275571d42fc6895ed8cf8434aa07131704N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2496
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0c7e8e9f34fa36d660d0f6ff8961b275571d42fc6895ed8cf8434aa07131704N.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:2516
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2516 -s 228
    3⤵
    - Program crash
    PID:2196