5f20af1d782468507417d0785826b1f064fadba88ed1691e2def269922ace56b

Analysis

max time kernel
120s
max time network
130s
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/InstallOptions.dll
Size

18KB
MD5

adec63bd08a185bffe6fda335d29df87
SHA1

23f37d31f3b1c07547ad4fa2747305a04ac09b54
SHA256

dbd0068d46077ee1ace4eaafc3312389c29af22d306c5757a1a29a93146604a9
SHA512

44bb32fa41b0c2b41d637f15dd2cab84ad6f9dae39febb263923eeee19d1c80d65ba3939ab87d34fbb28af6a6f867c21daab5810d289e309451c67ef6f65a88c
SSDEEP

384:LPs/sv/Qji4uGGAjc6GKv3WRg0DXRpLJXCYAkF3cuzFNS:LPdEipAmbhX1cu

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3832	5060	WerFault.exe	90

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 2524 wrote to memory of 5060	2524	rundll32.exe	90
PID 2524 wrote to memory of 5060	2524	rundll32.exe	90
PID 2524 wrote to memory of 5060	2524	rundll32.exe	90

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2524
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5060
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5060 -s 636
    3⤵
    - Program crash
    PID:3832

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5060 -ip 5060
1⤵
PID:4404

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/5060-0-0x000000006AF00000-0x000000006AF0D000-memory.dmp

Filesize
52KB

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