52051ae6051e4219f058ff73a08a37f0ecfa3bde2005114881ac454598be7cd1

Analysis

max time kernel
89s
max time network
96s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
02/09/2024, 20:41 UTC

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General

Target

$PLUGINSDIR/InstallOptions.dll
Size

14KB
MD5

5f35212d7e90ee622b10be39b09bd270
SHA1

c4bc9593902adf6daaef37e456dc6100d50d0925
SHA256

31944b93e44301974d9c6f810d2da792e34a53dcacd619a08cb0385ac59e513d
SHA512

7514810367f56d994c6d5703b56ac16124fab5dfdcfbe337d4413274c1ff9037a2ee623e49ab2fb6227412ab29fcc49a3ada1391910d44c2b5de0adeb3e7c2f0
SSDEEP

192:E4n3T5aK+dHCMR1aQR9RuZl3WWmU7WYZsw1JpVGnrjaK72dwF7dBOne:tn3T5KdHCMRD/R1cOnrja+BO

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2944	2688	WerFault.exe	79

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 2420 wrote to memory of 2688	2420	rundll32.exe	79
PID 2420 wrote to memory of 2688	2420	rundll32.exe	79
PID 2420 wrote to memory of 2688	2420	rundll32.exe	79

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2420
- 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:2688
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2688 -s 544
    3⤵
    - Program crash
    PID:2944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2688 -ip 2688
1⤵
PID:2360

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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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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