9be83a22321aae449837d4ed462bc7b09dac25a052379b33b3d369921353c438

Analysis

max time kernel
140s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-10-2024 09:49

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

libfilefmt-1.4.2.dll
Size

3.2MB
MD5

4ef7dc56c95514fc007ce8247203aa5c
SHA1

5680df3204bf4e9058c55b4054ccb1bd8e091160
SHA256

9d7ff72fa4589851d3af26f2c1f4fa68bb542eaf0ae91c685ec82974be59d561
SHA512

5a45d90a487686d83b3a7713b7e1c0ba8f7d1ee0ae4e3a017e66eab16ed80055c73eadbbc0883ef507bdeef392db1831e495289c45b1f49e47e3d0fddfd86a99
SSDEEP

49152:1E0/U85JPvTGb/1aGCQ6I0F/mPSWZc+bvzE4b6fTAy9SFl7OIiHaz4Z:1E0/U85R7Gb/10FEVGTAy9kiHaz4Z

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1160	2360	WerFault.exe	31

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.

discovery

System Language Discovery

T1614.001

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 2236 wrote to memory of 2360	2236	rundll32.exe	31
PID 2236 wrote to memory of 2360	2236	rundll32.exe	31
PID 2236 wrote to memory of 2360	2236	rundll32.exe	31
PID 2236 wrote to memory of 2360	2236	rundll32.exe	31
PID 2236 wrote to memory of 2360	2236	rundll32.exe	31
PID 2236 wrote to memory of 2360	2236	rundll32.exe	31
PID 2236 wrote to memory of 2360	2236	rundll32.exe	31
PID 2360 wrote to memory of 1160	2360	rundll32.exe	32
PID 2360 wrote to memory of 1160	2360	rundll32.exe	32
PID 2360 wrote to memory of 1160	2360	rundll32.exe	32
PID 2360 wrote to memory of 1160	2360	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\libfilefmt-1.4.2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\libfilefmt-1.4.2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2360
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2360 -s 224
    3⤵
    - Program crash
    PID:1160

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2360-0-0x000000006C3C0000-0x000000006C74C000-memory.dmp

Filesize
3.5MB

Download