2b0a81c38f8a50530de18c0ff5f207739262155a4a309eac3d10f24e5079e7d1

Analysis

max time kernel
418s
max time network
420s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11/11/2024, 17:36

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General

Target

$PLUGINSDIR/StartMenu.dll
Size

12KB
MD5

d5d2c8404b5f616c2a39cf023c0f63f0
SHA1

4f591c857724898429e215c25005ff38c7837776
SHA256

e8832ca91b2f909a34fb2d41d9c3c7928c055057c79277eaf5fb0725bcbddaac
SHA512

de54487f75212be426d12c342b2a5657d08379f2746549b54d3832e8f9ad0bab63b4c8dc91596fc39f313938afc9c1e5b0f0bb735d08c29cb1f41667f99603eb
SSDEEP

192:8DSmSTusK05zGwXwhJdlX3unYkvQhT38Fb98QJ/a:aqr5zG2wTdhunYkvA38Fb/J/

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3152	4936	WerFault.exe	85

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 3532 wrote to memory of 4936	3532	rundll32.exe	85
PID 3532 wrote to memory of 4936	3532	rundll32.exe	85
PID 3532 wrote to memory of 4936	3532	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StartMenu.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3532
- 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:4936
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4936 -s 612
    3⤵
    - Program crash
    PID:3152

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4936 -ip 4936
1⤵
PID:2628

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/4936-0-0x00000000751F0000-0x00000000751FC000-memory.dmp

Filesize
48KB

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