7e10ef2723a50b7346449f8bb39efab8a99e2815d33d311ecb8112734f91519d

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20260130-en
resource tags

arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
15/04/2026, 12:19

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General

Target
$PLUGINSDIR/base64.dll
Size 40KB
Sample260415-pg7xfsdx2m
SHA256 7e10ef2723a50b7346449f8bb39efab8a99e2815d33d311ecb8112734f91519d
MD5 ac6fb776262b63562c00374392fe1c55
SHA1 045dcad3edcd1c6865f5dea95ace35f4d9964b78
SHA512 2c511c5f2bb265fd247e43c47046a3cddad2b72a0fd3b35fcb70ab53d7fbc070d36eadd93c279680306d30d6ef5730fcbfed01195a85761ae571e2d324416ed5
SSDEEP 768:h0lTvjkgjp5vVBFTKnebbo1QiB9PfdkMClc8o4CJh1o:evAgbJTKnMo/dXY3ohp
TLSH
T130036D22349181F3E1AB82761595CB1F9F7EEB1403D218C38FF4694A6F256E1A53F24B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2492	4484	WerFault.exe	85

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 1 IoCs

description	pid	Process	procid_target
PID 4756 wrote to memory of 4484	4756	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\base64.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4756
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\base64.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4484
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4484 -s 600
    3⤵
    - Program crash
    PID:2492

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4484 -ip 4484
1⤵
PID:3700

Network

MITRE ATT&CK Enterprise v16

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/4484-0-0x00000000015C0000-0x0000000001693000-memory.dmp

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