15be226231ee990233f181c74ad81a71205dcad0d212f33acf6c997f2867462f

Analysis

max time kernel
15s
max time network
17s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
28/09/2024, 10:49

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General

Target

$PLUGINSDIR/nsExec.dll
Size

6KB
MD5

907db8118c510976d58a75dd9cf7d0e3
SHA1

90446f992946000038807d2966fd71e30e61b1c8
SHA256

d166786a2091215ab6360853bc591e7045dd9bc697f45f0b19332b8d629af32e
SHA512

f2afc42f03d95ef68c113cb13b47f3b027e5cf8ce7b492a4c15867d72bcd81122d2c70786c52146ac65d5b9e137ed15324b7515f089be3b3efc6711dc0c6e146
SSDEEP

96:xbX1XJX7MVnIPDmdpClMdqXHFI3eg1XGtXGlriUTMaVXmj8L4:dx1IVnIadpClyqVIRXQXwriUTMaVXA

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
324	2912	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 2972 wrote to memory of 2912	2972	rundll32.exe	29
PID 2972 wrote to memory of 2912	2972	rundll32.exe	29
PID 2972 wrote to memory of 2912	2972	rundll32.exe	29
PID 2972 wrote to memory of 2912	2972	rundll32.exe	29
PID 2972 wrote to memory of 2912	2972	rundll32.exe	29
PID 2972 wrote to memory of 2912	2972	rundll32.exe	29
PID 2972 wrote to memory of 2912	2972	rundll32.exe	29
PID 2912 wrote to memory of 324	2912	rundll32.exe	30
PID 2912 wrote to memory of 324	2912	rundll32.exe	30
PID 2912 wrote to memory of 324	2912	rundll32.exe	30
PID 2912 wrote to memory of 324	2912	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:2972
- 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:2912
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2912 -s 220
    3⤵
    - Program crash
    PID:324

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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