23c33b706135139fee61b5f5ef13f2be736b6cc3fa71c3c47d6fa5a156f01014

Analysis

max time kernel
93s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04/10/2024, 11:01

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General

Target

$PLUGINSDIR/NSISpcre.dll
Size

133KB
MD5

414124231a0e8a71a820b2c39513c7d7
SHA1

8b08717c2c6305a327598f663b17cc5cd60eaefa
SHA256

1be9ee2ae3b05441f08987d4ffc4dd8219b020c4c44b6df023c3c259d1da305b
SHA512

eab202f56aafb1b4330621bbbdafafc55330ed35216e77c55e882d9057d11e4703eddb8815750ea7c80de7309b0bf12e5ef1a9eb7ddf7624b1b268170a50f2de
SSDEEP

3072:PzI/+0JxD+eXv2aVeKsVUM+3LO0RKks0b9596:Ly+0JxD+eXOaVeK8UM+CAW0b9q

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4800	2964	WerFault.exe	81

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 3944 wrote to memory of 2964	3944	rundll32.exe	81
PID 3944 wrote to memory of 2964	3944	rundll32.exe	81
PID 3944 wrote to memory of 2964	3944	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISpcre.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3944
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISpcre.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2964
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 600
    3⤵
    - Program crash
    PID:4800

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2964 -ip 2964
1⤵
PID:4920

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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