4bfbd84cad89cde811da163aad840d02b45952b3c4705aad5f15a5feca9e98a4

Analysis

max time kernel
149s
max time network
148s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
02/06/2026, 09:18

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General

Target
4bfbd84cad89cde811da163aad840d02b45952b3c4705aad5f15a5feca9e98a4.dll
Size 2.2MB
Sample260602-k9nbashx5y
SHA256 4bfbd84cad89cde811da163aad840d02b45952b3c4705aad5f15a5feca9e98a4
MD5 159ffc63e0f5521a5f55396afd1eacd2
SHA1 73558d4e29937e3e04a95d0a80969a7f6a918d30
SHA512 1b537f90c6356f51ae0fad2d70ce465a4a75f061582e8491cf944c3b4456ce52fb02e85508e1c2c26971a40520857e59fa96c861e528c1ffdb1f44df626b719a
SSDEEP 24576:FajIgLIj3Wl8uTNX/vBSUv3333e77fTUhD03aySL2kBlB4A+AkusYz813dWIGM:oF0uFv9v3333raaySrBl+GbI1tWIJ
TLSH
T1A9B59EA0F7D24072D88B2230372EF3BF6735B5414C5D86DBE7D42A1CA7B64914B4B26A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4800	492	WerFault.exe	80

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 1 IoCs

description	pid	Process	procid_target
PID 2144 wrote to memory of 492	2144	rundll32.exe	80

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4bfbd84cad89cde811da163aad840d02b45952b3c4705aad5f15a5feca9e98a4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2144
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4bfbd84cad89cde811da163aad840d02b45952b3c4705aad5f15a5feca9e98a4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:492
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 492 -s 644
    3⤵
    - Program crash
    PID:4800

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 492 -ip 492
1⤵
PID:424

Network

MITRE ATT&CK Enterprise v16

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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