7126b9932dc0cdfe751340edfa7c4a14b69262eb1afd0530e6d1fdb2e25986dd

Analysis

max time kernel
95s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
16-09-2024 09:54

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General

Target

$PLUGINSDIR/ExecDos.dll
Size

6KB
MD5

d7b975049ec3aba50e4b7cc654a28214
SHA1

25f2578945ebc9ac037fef7b7f94c5d48e42388b
SHA256

42422d912b9c626ad93eb8c036ad82ee67cfa48cf75259c20c327eddd4cc376f
SHA512

f95f7875aeab586d42ee48029f7feed6e2fd8a7d106671e225ff5cf9ad83375f0ec3b8b288177c5d48b4c51eeddde687d67e7b07ad324e24059cff0a6516c270
SSDEEP

96:31pNOe2w5QbJHsBiyw4uM4jEFVliuOtac32FOeSMV7WhWD:dj5Qb1sBPuijiu6avTyhW

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

664 3724 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

pid	pid_target	process	target process
664	3724	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1196 wrote to memory of 3724	1196	rundll32.exe	rundll32.exe
PID 1196 wrote to memory of 3724	1196	rundll32.exe	rundll32.exe
PID 1196 wrote to memory of 3724	1196	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ExecDos.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1196
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ExecDos.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3724
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3724 -s 600
    3⤵
    - Program crash
    PID:664

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3724 -ip 3724
1⤵
PID:1788

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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