ad4fad7041437165a835858801b8aed8586bcd50647473c57dcb14b54e52178b

Analysis

max time kernel
427s
max time network
1150s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
25-11-2024 07:50

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General

Target

$PLUGINSDIR/nsExec.dll
Size

17KB
MD5

eae60d4807a106d8795c4260bcc9bbee
SHA1

13511a9e35c3e20c9b55016a3226a0aae52e15f3
SHA256

863cfac6df27d31830edf983e68634860c3a4671303b956cfdf82f5f855b7913
SHA512

27f495de634cc10aa5c0b36cb17904ca33d3241a67edc9d062d9a64f50ccf9aaf91a2a99170b43cf1fbd492ba3bbb598aa9a67e28ea41a8f990d3472a3219a71
SSDEEP

384:ImKgIWhoAGgmkNW6ki2/i8MbZ+1/wfT3ir2WSx7bLb33:dzEAGLkT26p53iPmbLj

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3892	1056	WerFault.exe	79

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 1608 wrote to memory of 1056	1608	rundll32.exe	79
PID 1608 wrote to memory of 1056	1608	rundll32.exe	79
PID 1608 wrote to memory of 1056	1608	rundll32.exe	79

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1608
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1056
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1056 -s 468
    3⤵
    - Program crash
    PID:3892

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1056 -ip 1056
1⤵
PID:3656

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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