b645716320eb54e1492eea18a9e1581f60e186f068d7a76097363c3ba1b0765d

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
02/10/2024, 07:00

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General

Target

$PLUGINSDIR/System.dll
Size

10KB
MD5

4eff5fafd746f5decb93a44e3a3d570c
SHA1

a11aa7681b7e2df1c7f7492a127d332d1495ea8a
SHA256

cf61ddd15d63c25a12caee70f51ea736cfc02195c42e56ee01b33f689d3754c5
SHA512

cde82d2a1f28506e4c2264f6b82017a00af32f138ebcdbaf4cc58463870fa626f708aa57465294c5a6f096c886841e7b9112b85bf3ea2f1d8f2da816b51b2d72
SSDEEP

192:0OycJo/rJVCmIDNLU0dq5RD00lspbub76yL:6/QQ0d0RD0USq/6y

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2352	2072	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 1976 wrote to memory of 2072	1976	rundll32.exe	31
PID 1976 wrote to memory of 2072	1976	rundll32.exe	31
PID 1976 wrote to memory of 2072	1976	rundll32.exe	31
PID 1976 wrote to memory of 2072	1976	rundll32.exe	31
PID 1976 wrote to memory of 2072	1976	rundll32.exe	31
PID 1976 wrote to memory of 2072	1976	rundll32.exe	31
PID 1976 wrote to memory of 2072	1976	rundll32.exe	31
PID 2072 wrote to memory of 2352	2072	rundll32.exe	32
PID 2072 wrote to memory of 2352	2072	rundll32.exe	32
PID 2072 wrote to memory of 2352	2072	rundll32.exe	32
PID 2072 wrote to memory of 2352	2072	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2072
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2072 -s 224
    3⤵
    - Program crash
    PID:2352

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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