754a1194c21c5f50675f0025927d6fcd8eba11047b9fc6a1c028f4855052c1b0

Analysis

max time kernel
146s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
04-10-2024 08:17

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

3f176d1ee13b0d7d6bd92e1c7a0b9bae
SHA1

fe582246792774c2c9dd15639ffa0aca90d6fd0b
SHA256

fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e
SHA512

0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6
SSDEEP

192:OPtkumJX7zB22kGwfy0mtVgkCPOsX1un:/702k5qpdsXQn

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2420	2236	WerFault.exe	78

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 3 IoCs

description	pid	Process	procid_target
PID 4216 wrote to memory of 2236	4216	rundll32.exe	78
PID 4216 wrote to memory of 2236	4216	rundll32.exe	78
PID 4216 wrote to memory of 2236	4216	rundll32.exe	78

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4216
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2236
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 460
    3⤵
    - Program crash
    PID:2420

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2236 -ip 2236
1⤵
PID:2092

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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