215996b99ee60717a892b741501bcde2420f961b3c17dbc67bfc8bc003a61138

Analysis

max time kernel
93s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01/01/2025, 08:44

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General

Target

$PLUGINSDIR/bpibxkjlns.dll
Size

31KB
MD5

baf456a0f50b4a00dd3a624bb46b5950
SHA1

1d896ed35f724cd6e5168ebc7e5e670f85eb36f9
SHA256

de5e7a9b204e8cdeaf9c002a81732d8487c4547c0c98d353cab896f92b8c851d
SHA512

e883bfaed10a560ac83b8466e524032148873b3c70411da25124db486863413749cec9e5b80cf593a2f81bca23b139172d8c8e49eb0a2b744b497c5f3a3b13ae
SSDEEP

768:BODooxdJWQvv5RaMcJEJ8f88dHamWlYQodqFuO0oRy:BOFJWK5fIaZlYbil0Cy

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1660	3640	WerFault.exe	83

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 3392 wrote to memory of 3640	3392	rundll32.exe	83
PID 3392 wrote to memory of 3640	3392	rundll32.exe	83
PID 3392 wrote to memory of 3640	3392	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\bpibxkjlns.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3392
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\bpibxkjlns.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3640
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3640 -s 676
    3⤵
    - Program crash
    PID:1660

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 3640 -ip 3640
1⤵
PID:2660

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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