07e7c66e3c95feef851dbbf45dada43d8746ee2ca26768188e3c06f91b23e67b

Analysis

max time kernel
119s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/09/2024, 01:01

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

34442e1e0c2870341df55e1b7b3cccdc
SHA1

99b2fa21aead4b6ccd8ff2f6d3d3453a51d9c70c
SHA256

269d232712c86983336badb40b9e55e80052d8389ed095ebf9214964d43b6bb1
SHA512

4a8c57fb12997438b488b862f3fc9dc0f236e07bb47b2bce6053dcb03ac7ad171842f02ac749f02dda4719c681d186330524cd2953d33cb50854844e74b33d51
SSDEEP

192:jPtkiQJr7V9r3HcU17S8g1w5xzWxy6j2V7i77blbTc4I:u7VpNo8gmOyRsVc4

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2784	2672	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 2636 wrote to memory of 2672	2636	rundll32.exe	31
PID 2636 wrote to memory of 2672	2636	rundll32.exe	31
PID 2636 wrote to memory of 2672	2636	rundll32.exe	31
PID 2636 wrote to memory of 2672	2636	rundll32.exe	31
PID 2636 wrote to memory of 2672	2636	rundll32.exe	31
PID 2636 wrote to memory of 2672	2636	rundll32.exe	31
PID 2636 wrote to memory of 2672	2636	rundll32.exe	31
PID 2672 wrote to memory of 2784	2672	rundll32.exe	32
PID 2672 wrote to memory of 2784	2672	rundll32.exe	32
PID 2672 wrote to memory of 2784	2672	rundll32.exe	32
PID 2672 wrote to memory of 2784	2672	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:2636
- 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:2672
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 220
    3⤵
    - Program crash
    PID:2784

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

Windows 7 deprecation

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