7b4f0026de0ae5880ddb853725015d617a17f4405de54fa009d18ec020150cd3

Analysis

max time kernel
15s
max time network
16s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
20/08/2024, 09:14

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General

Target

$PLUGINSDIR/nsExec.dll
Size

6KB
MD5

132e6153717a7f9710dcea4536f364cd
SHA1

e39bc82c7602e6dd0797115c2bd12e872a5fb2ab
SHA256

d29afce2588d8dd7bb94c00ca91cac0e85b80ffa6b221f5ffcb83a2497228eb2
SHA512

9aeb0b3051ce07fb9f03dfee7cea4a5e423425e48cb538173bd2a167817f867a30bd4d27d07875f27ca00031745b24547030b7f146660b049fa717590f1c77e1
SSDEEP

96:M/SspqrIYxLPEQhThvov3TE4/2Sa5P9QFFYzOx4uF3sbSEI5LP39sQvM:M/QUG7lhvov36S5FcUjliSEI5LuQ

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2276	1772	WerFault.exe	29

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 2160 wrote to memory of 1772	2160	rundll32.exe	29
PID 2160 wrote to memory of 1772	2160	rundll32.exe	29
PID 2160 wrote to memory of 1772	2160	rundll32.exe	29
PID 2160 wrote to memory of 1772	2160	rundll32.exe	29
PID 2160 wrote to memory of 1772	2160	rundll32.exe	29
PID 2160 wrote to memory of 1772	2160	rundll32.exe	29
PID 2160 wrote to memory of 1772	2160	rundll32.exe	29
PID 1772 wrote to memory of 2276	1772	rundll32.exe	30
PID 1772 wrote to memory of 2276	1772	rundll32.exe	30
PID 1772 wrote to memory of 2276	1772	rundll32.exe	30
PID 1772 wrote to memory of 2276	1772	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2160
- 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:1772
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1772 -s 220
    3⤵
    - Program crash
    PID:2276

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

Windows 7 deprecation

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