851031c6dd624b3aff9a0bc125f07d7ada35dbd9d189934cb0641c663b69202c

Analysis

max time kernel
149s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20260130-en
resource tags

arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
08/05/2026, 12:18

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General

Target
$TEMP/downloader_easeus/2.0.0/2ad_google_trial/aliyun/api-ms-win-core-processenvironment-l1-1-0.dll
Size 18KB
Sample260508-pgldfsb17k
SHA256 851031c6dd624b3aff9a0bc125f07d7ada35dbd9d189934cb0641c663b69202c
MD5 1c1396b44717f5be5dcd06dee6b49029
SHA1 a1d149163e64cd4c9cb5124187dd8b4219279bd4
SHA512 c0d3bb9b9a4274703b4697e4f92cc297bf2365e09768a42703ae8ca4c241ffe2e0ed70967fa5ce34320c8634be31b4eed267582b8576c05d7f1c3e9dfe5fa350
SSDEEP 384:GrW5hWQ3rq0GftpBjLtZl4ZIlTMs6Wb0w:BvibUgTR
TLSH
T174821AD29ABC9143ED87AD3012E8E9937C3897D71D20809611A9F6ED28C37D1FB14A2D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4036	4884	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 4860 wrote to memory of 4884	4860	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\downloader_easeus\2.0.0\2ad_google_trial\aliyun\api-ms-win-core-processenvironment-l1-1-0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4860
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\downloader_easeus\2.0.0\2ad_google_trial\aliyun\api-ms-win-core-processenvironment-l1-1-0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4884
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4884 -s 600
    3⤵
    - Program crash
    PID:4036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4884 -ip 4884
1⤵
PID:5492

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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