a91e0d462c3d7ee561707e53ee221532b4a8e189c34ab7e0998768029bc4c07f

Analysis

max time kernel
118s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-09-2024 01:53

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General

Target

$PLUGINSDIR/advsplash.dll
Size

6KB
MD5

aefa9685c635b9568f0490815dac8af6
SHA1

7862e61d8fe5c8a1bf32a8e8f433d5b7bd7928cf
SHA256

528cab75eb926894bf7662819802888cde1e883c9b5d1b3af11ff6ab277381a5
SHA512

928d8374b895b6d396afce0492def1510bab0551232a00d5dbd932d5f7cc25b8f66aa2fe83a446006c2a797879196ee6a9fc6fd27e14f84c10f4e9a83e5c915a
SSDEEP

96:YIUNaXnnXyEIPtXvZhr5RwiULuxDtJD+wolpE:YIx3XyEwXvZh1RwnLUDtt+I

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2500	2528	WerFault.exe	31

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 11 IoCs

description	pid	Process	procid_target
PID 948 wrote to memory of 2528	948	rundll32.exe	31
PID 948 wrote to memory of 2528	948	rundll32.exe	31
PID 948 wrote to memory of 2528	948	rundll32.exe	31
PID 948 wrote to memory of 2528	948	rundll32.exe	31
PID 948 wrote to memory of 2528	948	rundll32.exe	31
PID 948 wrote to memory of 2528	948	rundll32.exe	31
PID 948 wrote to memory of 2528	948	rundll32.exe	31
PID 2528 wrote to memory of 2500	2528	rundll32.exe	32
PID 2528 wrote to memory of 2500	2528	rundll32.exe	32
PID 2528 wrote to memory of 2500	2528	rundll32.exe	32
PID 2528 wrote to memory of 2500	2528	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\advsplash.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:948
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\advsplash.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2528
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2528 -s 232
    3⤵
    - Program crash
    PID:2500

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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