9d1bdbf2d7b18f5cc380da85751468dea9f052f187ef136531d5bd48d723adae

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-02-2025 14:03

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General

Target

$PLUGINSDIR/System.dll
Size

21KB
MD5

51bd16a2ea23ae1e7a92cedc6785c82e
SHA1

a9fbaeb9a695b9f2ba8a3ed8f0d95d2bf6a3d36c
SHA256

4dbc79d2b1c7987cc64bb5d014db81bb5108bdd6d8bf3a5f820fac1ded62be33
SHA512

66ffc18b2daf6c4cba01aef0e4af2f006a51aa218eab0f21dc66e47eea0389d2b1748ef0e30d2ec9f0123fd7f38ed3aee964dd6bde5779aaee19ebf55369af79
SSDEEP

384:ASUmlw9T7DmnI5+N273FPlIYiPWfPJsaAM+o/8E9VF0NySk/bF:ASYTrINE3cYiPmvAMxkEt/Z

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2780	2696	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.

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 2400 wrote to memory of 2696	2400	rundll32.exe	30
PID 2400 wrote to memory of 2696	2400	rundll32.exe	30
PID 2400 wrote to memory of 2696	2400	rundll32.exe	30
PID 2400 wrote to memory of 2696	2400	rundll32.exe	30
PID 2400 wrote to memory of 2696	2400	rundll32.exe	30
PID 2400 wrote to memory of 2696	2400	rundll32.exe	30
PID 2400 wrote to memory of 2696	2400	rundll32.exe	30
PID 2696 wrote to memory of 2780	2696	rundll32.exe	31
PID 2696 wrote to memory of 2780	2696	rundll32.exe	31
PID 2696 wrote to memory of 2780	2696	rundll32.exe	31
PID 2696 wrote to memory of 2780	2696	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2400
- 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:2696
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2696 -s 224
    3⤵
    - Program crash
    PID:2780

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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