32c3d36f38e7e8a8bafd4a53663203ef24a10431bda16af9e353c7d5d108610f

Analysis

max time kernel
149s
max time network
97s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
25/05/2026, 12:17

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General

Target
$PLUGINSDIR/md5dll.dll
Size 6KB
Sample260525-pf2daaax91
SHA256 32c3d36f38e7e8a8bafd4a53663203ef24a10431bda16af9e353c7d5d108610f
MD5 7059f133ea2316b9e7e39094a52a8c34
SHA1 ee9f1487c8152d8c42fecf2efb8ed1db68395802
SHA512 9115986754a74d3084dd18018e757d3b281a2c2fde48c73b71dba882e13bd9b2ded0e6e7f45dc5b019e6d53d086090ccb06e18e6efeec091f655a128510cbe51
SSDEEP 96:5mArJv6F3TqDmgK4ghEin1US36eHQZDUDgGogZcko5Nt4AMP:5XJ63LhR6inZ6dsgZkKQT
TLSH
T1FDD10A66F7DC1B6BF1730B722BF903214936B9B19BB7D76D16901159AC612208C31F2D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 2 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral12/memory/4168-0-0x0000000010000000-0x000000001000A000-memory.dmp	acprotect
behavioral12/memory/4168-1-0x0000000010000000-0x000000001000A000-memory.dmp	acprotect

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral12/memory/4168-0-0x0000000010000000-0x000000001000A000-memory.dmp	upx
behavioral12/memory/4168-1-0x0000000010000000-0x000000001000A000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5108	4168	WerFault.exe	81

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 2180 wrote to memory of 4168	2180	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\md5dll.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2180
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\md5dll.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4168
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4168 -s 448
    3⤵
    - Program crash
    PID:5108

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4168 -ip 4168
1⤵
PID:2748

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/4168-0-0x0000000010000000-0x000000001000A000-memory.dmp

Download

memory/4168-1-0x0000000010000000-0x000000001000A000-memory.dmp