bb71b94948e6929047bde8df94c187fbb6f2cc0119a0c386f84b9ea144aabd67

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 10:26

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General

Target

$PLUGINSDIR/nsExec.dll
Size

6KB
MD5

1b0e41f60564cccccd71347d01a7c397
SHA1

b1bddd97765e9c249ba239e9c95ab32368098e02
SHA256

13ebc725f3f236e1914fe5288ad6413798ad99bef38bfe9c8c898181238e8a10
SHA512

b6d7925cdff358992b2682cf1485227204ce3868c981c47778dd6da32057a595caa933d8242c8d7090b0c54110d45fa8f935a1b4eec1e318d89cc0e44b115785
SSDEEP

96:s7fhfKaGgchPzxK6bq+pKX6D8ZLidGgmkN838:UbGgGPzxeX6D8ZyGgmkN

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2792	2768	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 2756 wrote to memory of 2768	2756	rundll32.exe	30
PID 2756 wrote to memory of 2768	2756	rundll32.exe	30
PID 2756 wrote to memory of 2768	2756	rundll32.exe	30
PID 2756 wrote to memory of 2768	2756	rundll32.exe	30
PID 2756 wrote to memory of 2768	2756	rundll32.exe	30
PID 2756 wrote to memory of 2768	2756	rundll32.exe	30
PID 2756 wrote to memory of 2768	2756	rundll32.exe	30
PID 2768 wrote to memory of 2792	2768	rundll32.exe	31
PID 2768 wrote to memory of 2792	2768	rundll32.exe	31
PID 2768 wrote to memory of 2792	2768	rundll32.exe	31
PID 2768 wrote to memory of 2792	2768	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2756
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2768
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2768 -s 224
    3⤵
    - Program crash
    PID:2792

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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