1934087948e7c56954803942c7d347d6ab49b806c24e49e800c462a79c37283a

Analysis

max time kernel
91s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06/08/2024, 08:26

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General

Target

$PLUGINSDIR/ExecDos.dll
Size

5KB
MD5

ebcf9f71d804abab3c2e5ce4c17dc22e
SHA1

17d13084e75cbfa5fbfdd0025e9a0ee5772ae765
SHA256

d387b725afbd2a6f9b44999278d21025fae55b391e45f7751b88dfb13511a993
SHA512

5576396c2d885c039668d7f401eeee583eb4de39e8497c3aaec32d47f4417a522fe6786c111d50a5fba7570f50e84144ef3a8aea42677d170e79114343c3a4a1
SSDEEP

48:qNpugCjmWaZ+rnHAUiP9JLw/RHFtly5vorpSpSi7+5HCAx31Oglt6Zlrz9QH96AD:r0W1nHAfPPORHnooAU3xYglt6WwE

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3552	4432	WerFault.exe	84

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 2716 wrote to memory of 4432	2716	rundll32.exe	84
PID 2716 wrote to memory of 4432	2716	rundll32.exe	84
PID 2716 wrote to memory of 4432	2716	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ExecDos.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2716
- 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:4432
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4432 -s 600
    3⤵
    - Program crash
    PID:3552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4432 -ip 4432
1⤵
PID:428

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

Windows 7 deprecation

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