a2f4a9e8c476f700b17cc068984f351c25e9f32c0d31eb8653ff9ad3e6f95f23

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
01/09/2024, 23:31

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General

Target

$PLUGINSDIR/nsExec.dll
Size

17KB
MD5

0e584c7120bd474c616013c58d51dc6b
SHA1

0bc980892341b52985d92fb3d8fbb6be77951935
SHA256

7fb626aa05bee1095633a75aeb7895ebd816a98e0aa1581a0154e4c196de5391
SHA512

aa3a471b3f33c3ffdbe1b1e3c1e5d04367bcab3c16049396a8dd12c5a8317e4b153761f74f39b756dd4fb1806aedc4f1bb38bfbc12f16480eed3fd3087a0d157
SSDEEP

384:qDrvAxnJGernNQZGdH7vDGFtart8E9VFK4ibEge:qDrkoernAGRLDGFo+EAxe

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2812	2808	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 2780 wrote to memory of 2808	2780	rundll32.exe	30
PID 2780 wrote to memory of 2808	2780	rundll32.exe	30
PID 2780 wrote to memory of 2808	2780	rundll32.exe	30
PID 2780 wrote to memory of 2808	2780	rundll32.exe	30
PID 2780 wrote to memory of 2808	2780	rundll32.exe	30
PID 2780 wrote to memory of 2808	2780	rundll32.exe	30
PID 2780 wrote to memory of 2808	2780	rundll32.exe	30
PID 2808 wrote to memory of 2812	2808	rundll32.exe	31
PID 2808 wrote to memory of 2812	2808	rundll32.exe	31
PID 2808 wrote to memory of 2812	2808	rundll32.exe	31
PID 2808 wrote to memory of 2812	2808	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:2780
- 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:2808
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2808 -s 220
    3⤵
    - Program crash
    PID:2812

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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