d4beec6ead090290faa5188655c37592034431b75877a10649fe68a12d391f50

Analysis

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

arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
21/04/2026, 07:35

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General

Target
$PLUGINSDIR/shell_downloader_pro.dll
Size 2.4MB
Sample260421-jesf4ady5x
SHA256 d4beec6ead090290faa5188655c37592034431b75877a10649fe68a12d391f50
MD5 080f47fe48e2dd54309299231cca8e1b
SHA1 e47a17b6483e9796f5cb06fa807a7cf1d25b8101
SHA512 ccb9045b86686102468275b10275f98dc63fd88bc0d6b2271a3b6e47804c43959b7ea86e4fc3daf74baeea225a805410869c90056ec8fd8c2f34238baf776b27
SSDEEP 49152:3gwrxBCQ8sOVeY1Zke3/3ImqOJDfrflXNsglE+hqV2F2:35CnsOVeY1ZkOImqOJDfrf5Nfl0F
TLSH
T14FC5AE02F511A0B0C88B2071752DAB7D5D251E640B24CDDBEBD4ADF42BF16D2263A7AF
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3436	4300	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 2604 wrote to memory of 4300	2604	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\shell_downloader_pro.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2604
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\shell_downloader_pro.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4300
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4300 -s 664
    3⤵
    - Program crash
    PID:3436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4300 -ip 4300
1⤵
PID:3020

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/4300-0-0x0000000000770000-0x00000000007AB000-memory.dmp

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