d1af910a6905371bbc53587a4e2b7538c80579c944f09c271107a0043d2f1cfc

Analysis

max time kernel
134s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29/08/2024, 06:14

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General

Target

d1af910a6905371bbc53587a4e2b7538c80579c944f09c271107a0043d2f1cfc.dll
Size

403KB
MD5

a25e803bb32fe16784034840acedca0a
SHA1

660dbfcc7b9285c97764b282b70cdd61dbf2722c
SHA256

d1af910a6905371bbc53587a4e2b7538c80579c944f09c271107a0043d2f1cfc
SHA512

869dbb5961cbdb4d9ab744b4e330528c64ef175da1ba9c7d3165a6ab94cce93360e536e922c3ed0d1689654963fb4fff49164b47f219970083cd3163e88a760c
SSDEEP

12288:tbCSoH8ImK9Np8J7T+vVJww/sRL0+ccb:9juDmK9N+Zgnwj0c

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4156	2900	WerFault.exe	84

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 116 wrote to memory of 2900	116	rundll32.exe	84
PID 116 wrote to memory of 2900	116	rundll32.exe	84
PID 116 wrote to memory of 2900	116	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d1af910a6905371bbc53587a4e2b7538c80579c944f09c271107a0043d2f1cfc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:116
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d1af910a6905371bbc53587a4e2b7538c80579c944f09c271107a0043d2f1cfc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2900
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2900 -s 600
    3⤵
    - Program crash
    PID:4156

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 2900 -ip 2900
1⤵
PID:2732

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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