47e0cdd16e0337637658adc9b82eb951ae2dfa0bf7454f155d8f439106e4e269

Analysis

max time kernel
73s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
27-01-2025 10:27

Target

47e0cdd16e0337637658adc9b82eb951ae2dfa0bf7454f155d8f439106e4e269.dll
Size

137KB
MD5

6006cb9df7bbb217c7f8d8d75f3d7e99
SHA1

794bea76abdf177b1c3698b666888b456cae048c
SHA256

47e0cdd16e0337637658adc9b82eb951ae2dfa0bf7454f155d8f439106e4e269
SHA512

6708e4d6c3ab36b2b27ce168980501084ee1ff51151d11dadafefa24b4e3214e1226e3fa37e379d4c72ff650327692a53b32386cbed92cd1858e496f8d325154
SSDEEP

3072:cR02WMK8RJGInTlhnaBanONVk40rpg4yeF/TyUGSK9FrafcUksPxx6iTUuO:p25GgFny61mras

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

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\com\comb.dll	rundll32.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\AppPatch\ComBack.Dll	rundll32.exe
File created	C:\Windows\AppPatch\ComBack.Dll	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2844	2832	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 2760 wrote to memory of 2832	2760	rundll32.exe	30
PID 2760 wrote to memory of 2832	2760	rundll32.exe	30
PID 2760 wrote to memory of 2832	2760	rundll32.exe	30
PID 2760 wrote to memory of 2832	2760	rundll32.exe	30
PID 2760 wrote to memory of 2832	2760	rundll32.exe	30
PID 2760 wrote to memory of 2832	2760	rundll32.exe	30
PID 2760 wrote to memory of 2832	2760	rundll32.exe	30
PID 2832 wrote to memory of 2844	2832	rundll32.exe	31
PID 2832 wrote to memory of 2844	2832	rundll32.exe	31
PID 2832 wrote to memory of 2844	2832	rundll32.exe	31
PID 2832 wrote to memory of 2844	2832	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\47e0cdd16e0337637658adc9b82eb951ae2dfa0bf7454f155d8f439106e4e269.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2760
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\47e0cdd16e0337637658adc9b82eb951ae2dfa0bf7454f155d8f439106e4e269.dll,#1
  2⤵
  - Boot or Logon Autostart Execution: Port Monitors
  - Sets service image path in registry
  - Drops file in System32 directory
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2832
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2832 -s 232
    3⤵
    - Program crash
    PID:2844

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {995C996E-D918-4a8c-A302-45719A6F4EA7} -Embedding
1⤵
PID:2628