74dd331228ae7266640da7645cf7dd68793c1f0f0f7f5231e6c82cf94038571a

Analysis

max time kernel
139s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20-08-2024 16:07

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General

Target

$PLUGINSDIR/System.dll
Size

27KB
MD5

ba90e5a1b71c1465046859e81243da7d
SHA1

36e120ecedde201aef1dddd5a962ae766ea6900f
SHA256

3136e7080ec70474b4a4fb619813af1822125c6c82f427a3d2610048d8548d89
SHA512

188358dcfba5064bec56b8a208500ba2d6dfe6ecbe528b410d0ac395210ed89d44e72c175428e73f4c63fd342fb4e5c3ffe256bc0390d73beee6c3ef6b7e22fa
SSDEEP

384:Zhj3s45XYkBUnM+PlBQ7+aQYUP3YTWNUkR4vNI4WsvYkv2Hxbv6MhMHJ+9iqVk:LX9mM8lBy+a05UkxSvoyMWHJoa

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1060	5012	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 3500 wrote to memory of 5012	3500	rundll32.exe	85
PID 3500 wrote to memory of 5012	3500	rundll32.exe	85
PID 3500 wrote to memory of 5012	3500	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3500
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5012
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5012 -s 612
    3⤵
    - Program crash
    PID:1060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 5012 -ip 5012
1⤵
PID:3004

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/5012-0-0x0000000075190000-0x000000007519E000-memory.dmp

Filesize
56KB

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