52051ae6051e4219f058ff73a08a37f0ecfa3bde2005114881ac454598be7cd1

Analysis

max time kernel
428s
max time network
1154s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
04/09/2024, 08:08

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General

Target

$PLUGINSDIR/StartMenu.dll
Size

7KB
MD5

26836307758e048d1ce0afe754d6a972
SHA1

23a8f45cf5e2ad78add3c4dd3b3cf15fffced2cc
SHA256

a6919f5f3b53a9c8c015413babe7a9872491a2583e49bb3c261e60785c3c3534
SHA512

aaf7cfbb9c6951b65bd377db401617812f1d47960a01ae99164183c642fbd8f1ce08720bc92d26b642da5433b80720dfcd96280a162decf678139966be132746
SSDEEP

96:IgiqVPb3X8K8Kdr3gEq6nNdMk6Qiw290+q6LDtJ1tk3hhEl7y:IgiqVPgK8K9eIdE9B/t8hg7

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2324	4700	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 4460 wrote to memory of 4700	4460	rundll32.exe	82
PID 4460 wrote to memory of 4700	4460	rundll32.exe	82
PID 4460 wrote to memory of 4700	4460	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:4460
- 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:4700
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4700 -s 520
    3⤵
    - Program crash
    PID:2324

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4700 -ip 4700
1⤵
PID:3296

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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