5f20af1d782468507417d0785826b1f064fadba88ed1691e2def269922ace56b

Analysis

max time kernel
89s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/08/2024, 21:43

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General

Target

$PLUGINSDIR/StartMenu.dll
Size

9KB
MD5

000ca2d1e21f4b461b2c8b888b098a4a
SHA1

42fafc505d2fe16657fa5ebbd5ccd89c3b386637
SHA256

e5ef538f9ada994299a0860c26f68ae0649495f68d388b910a05cba00d3ee365
SHA512

ba0b2960c95fff4428999adc02f82c88b59aef464f2057be0b8d93c523293e84a9b8edd73d9a8dcfac96d9340a7d09815c8ebd5cfb317bca81e07855d08e0fbc
SSDEEP

192:+QLDyzpK69sLG87l1Eu3VA9XJLYKFaZc75BDuqz:+QL+zU6AGjuwJLJAc75By

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4468	3952	WerFault.exe	82

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 4856 wrote to memory of 3952	4856	rundll32.exe	82
PID 4856 wrote to memory of 3952	4856	rundll32.exe	82
PID 4856 wrote to memory of 3952	4856	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StartMenu.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4856
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StartMenu.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3952
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3952 -s 612
    3⤵
    - Program crash
    PID:4468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3952 -ip 3952
1⤵
PID:4440

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

Replay Monitor

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Downloads

memory/3952-0-0x000000006D040000-0x000000006D04A000-memory.dmp

Filesize
40KB

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