a39cbee4bfe77c682702bbb63493e836d307bbd302dbecdeb4a4bcf624dd8922

Analysis

geolocation tags

cacanadananorth-americatoronto
max time kernel
898s
max time network
490s
platform
windows10-2004_x64
resource
win10v2004-20260130-en
resource tags

arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
25/04/2026, 18:13

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General

Target
out.dll
Size 257KB
Sample260425-wt8svaft7v
SHA256 a39cbee4bfe77c682702bbb63493e836d307bbd302dbecdeb4a4bcf624dd8922
MD5 d4f75f6337814a8fa410088c896fc251
SHA1 68f48e74e0df838bbdb4a7b0ad407a98952d4eec
SHA512 fa4facc6d3eba83d01383655b8c7453bf0f61053bd30d8d7d151912a10d10fac55cb0f0a8014004c132318f9df1830ff1746ed6da10c9a074816833120bc7f84
SSDEEP 3072:zG3gqIj2L2yl8gDbQ7Tw2Kgf2LgIx7aFnLB24AoRdH5R5iTSUg:z4gPj22MxadvAoR2
TLSH
T13C447D52B771D831C44AA83E104AA77B173BB6315361D4C7AB243E7A4F783D79A392C8
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5848	4212	WerFault.exe	86

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 4912 wrote to memory of 4212	4912	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\out.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4912
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\out.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4212
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4212 -s 544
    3⤵
    - Program crash
    PID:5848

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4212 -ip 4212
1⤵
PID:3948

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

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Downloads

memory/4212-0-0x0000000000B50000-0x0000000000BCB000-memory.dmp

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