7ea53d1705cb202531a2dbb02c1d9f070bf662b4ba028c340fd9cacaf06edf1e

Analysis

max time kernel
93s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
08/09/2024, 12:16

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General

Target

$PLUGINSDIR/System.dll
Size

23KB
MD5

125aebb055446fb52aa5956cf99e8a9a
SHA1

6b58fd08a8ff2763219cc6b0dcdb875f9970f850
SHA256

2e1b11ee20e5061ea86dc6b01e3efc659e887540afcab7317cdfd6a8eff87ec3
SHA512

5f85e48bd3ae2fd2be0595b93cbf74674e0281210688dcc73691178b295a702e8d43898afb6e5d8b7e82de98b4ee28194c9838ddf8279cde85f7fe48d34dc8b7
SSDEEP

384:7AQ5GjarYFU76ffyEIPb9p206QrHwIl8ToknCLJy4k9KyFkKCKWin/aY+:72XixPbPD6gQikUywWkKx/aY+

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4984	2584	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 4336 wrote to memory of 2584	4336	rundll32.exe	83
PID 4336 wrote to memory of 2584	4336	rundll32.exe	83
PID 4336 wrote to memory of 2584	4336	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4336
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2584
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 612
    3⤵
    - Program crash
    PID:4984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2584 -ip 2584
1⤵
PID:4176

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

Replay Monitor

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Downloads

memory/2584-0-0x000000006E3C0000-0x000000006E3CD000-memory.dmp

Filesize
52KB

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