c1019ece5e1779bda9a8a5a072d9f3806e655a489ddae31fbb4f4eefe57651d3

Analysis

max time kernel
93s
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
12/09/2024, 03:28

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General

Target

$PLUGINSDIR/AdvSplash.dll
Size

6KB
MD5

c2b0653b5c96f8c9a0d07d157739006d
SHA1

026734bde377a73bc70815ec71225f3025ddba80
SHA256

cededcb856f634d96f6a52ebfad5f0a7992160bd59e56b4fcb29a4d8dded4b52
SHA512

293e9badf2f960c0e1ad82920061977dcfd7ba470918d0ac659f2446783306268410a7de9eb03c78c4a6e44f62c521c83b4335c7474bfe47ea8321fe801af2fc
SSDEEP

96:0QNyX2PtUZsMGe3SlFaqqhN51xWa5kkEkk/StCVwookyc:0FXYtxWSf61vk/kkStCVRt

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4100	3008	WerFault.exe	83

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 2456 wrote to memory of 3008	2456	rundll32.exe	83
PID 2456 wrote to memory of 3008	2456	rundll32.exe	83
PID 2456 wrote to memory of 3008	2456	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\AdvSplash.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2456
- 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:3008
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 616
    3⤵
    - Program crash
    PID:4100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3008 -ip 3008
1⤵
PID:556

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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