f294e7f4f7be1f9bc726714d9562c3d28e6db46a614659abbc2308387d59f752

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-01-2025 19:33

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General

Target

_private/speex_strafe.dll
Size

136KB
MD5

0a812ecf43bfe0173a84734c70f4a260
SHA1

d06c4109893113b5b1ebec60188bc06604bc01f6
SHA256

4e0d124c2cc55f8b5a29465f037a6363e122399d0753e9e099c85c382040e867
SHA512

54636cbba87d6797efee9a96bc4a6c107b43aee261833e01d622492ee829628f07d3a24e69ade48a639ceef70f3ed294a63ce46d598b76dcba2a72df5f4c396b
SSDEEP

1536:vurKvhLIR4k9OdxzNXS7WeR1tKVXkwSrRo70TY85fOaCRNEfGdX2pYsbVbqLoXda:v21ik9sNuWeR18Z745ZG3LoXdgsCj

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1200	3312	WerFault.exe	82

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 2700 wrote to memory of 3312	2700	rundll32.exe	82
PID 2700 wrote to memory of 3312	2700	rundll32.exe	82
PID 2700 wrote to memory of 3312	2700	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\_private\speex_strafe.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2700
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\_private\speex_strafe.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3312
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 600
    3⤵
    - Program crash
    PID:1200

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3312 -ip 3312
1⤵
PID:4716

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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