8ffc036085a9e465fa52366aa43cd2a862c2a78c145425338dcca3db2f3158f4

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/08/2024, 12:42

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General

Target

$SYSDIR/etherh264.dll
Size

84KB
MD5

81cbfaf973cbc513b9692d6ccfaabea7
SHA1

016ba3f057af2b2b1a1c797c4b05523f7421e3d9
SHA256

6b2cce41a42355deffa2c3c5f6f07c655510a4d841a006458b885dc909e59c00
SHA512

6e2ac4b5627066574af601b8ee0bed51aa6a5df963da9e4062a3169b4ffd86a00aece3e4faf5e05476672fed251693ae033912e04065ca13dba9eb2b50931f52
SSDEEP

1536:JG/UolJjWuIYIgjfBmSSfNHTRYFRoRkVx8og9HRW:JG/hjjdIgjJNSlqRVx8og9x

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1772	2788	WerFault.exe	87

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 1776 wrote to memory of 2788	1776	rundll32.exe	87
PID 1776 wrote to memory of 2788	1776	rundll32.exe	87
PID 1776 wrote to memory of 2788	1776	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\etherh264.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1776
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\etherh264.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2788
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2788 -s 716
    3⤵
    - Program crash
    PID:1772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 2788 -ip 2788
1⤵
PID:2748

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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