c49f0320eeab8dd644ba344a2039b4de48a26ef77c05eb069721477f0cd182ba

Analysis

max time kernel
135s
max time network
126s
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, 11:14

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General

Target

$PLUGINSDIR/AdvSplash.dll
Size

6KB
MD5

c152aaed8394cc372b720190af65f73a
SHA1

ac6c786c054193187d1fa63712538b5cd8219cb4
SHA256

db15e55dee9f7798e72a6947f3d6abe09fb6fbfc122b11ac7d425dc159cab50c
SHA512

0e3cf9be421ba729a0597f274b1fbdc4880a45af84d85ba215700e415ed195752a12f2ee68d510d2dca449e131c449e4783ab2c4ff870e0d33859c919bb9175e
SSDEEP

96:vQNyX2PtUZsMGe3SlFaqqhN51xWa5kkEkk/StCSwookyc:vFXYtxWSf61vk/kkStCSRt

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1436	392	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 1044 wrote to memory of 392	1044	rundll32.exe	84
PID 1044 wrote to memory of 392	1044	rundll32.exe	84
PID 1044 wrote to memory of 392	1044	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\AdvSplash.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\AdvSplash.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:392
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 392 -s 616
    3⤵
    - Program crash
    PID:1436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 392 -ip 392
1⤵
PID:2576

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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