cef1e762b4af89ce68077f760ebcbf06e24eaa52c06046b0807965534b0e6c9b

Analysis

max time kernel
149s
max time network
94s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
07/05/2026, 08:21

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General

Target
cef1e762b4af89ce68077f760ebcbf06e24eaa52c06046b0807965534b0e6c9b.dll
Size 1.6MB
Sample260507-j89bpsdw7m
SHA256 cef1e762b4af89ce68077f760ebcbf06e24eaa52c06046b0807965534b0e6c9b
MD5 a2c71e4e2838ed5a53e305ce0fd89f26
SHA1 4250d3fb099b075ba1111d9e2ad959c63797bd81
SHA512 ec9eb39de46685302adcf714000415ae931575f6b21db132f059a0da95a3abefec537568f965850766346552769c07a3c85a68797e435847784bb7ca13735ea8
SSDEEP 24576:z4rDuOIlp7ePLgRyU7CKiFgS8LPfL0jUkM5FIJRweiMtRMqYCTzCK0K:I9oXUl
TLSH
T187755C43E2B28CE7C7D90534DC6AD2767B347A1C93FB86737680D9D7B5622907A2031A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3688	3432	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 1828 wrote to memory of 3432	1828	rundll32.exe	80

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cef1e762b4af89ce68077f760ebcbf06e24eaa52c06046b0807965534b0e6c9b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1828
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\cef1e762b4af89ce68077f760ebcbf06e24eaa52c06046b0807965534b0e6c9b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3432
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3432 -s 304
    3⤵
    - Program crash
    PID:3688

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3432 -ip 3432
1⤵
PID:4684

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

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Downloads

memory/3432-0-0x0000000000B10000-0x0000000000D9B000-memory.dmp

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