462f3b6a7c41986b110fb541527d36434b852d9b6500e72aa7e5c6e88aae5471

Analysis

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

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
01/06/2026, 07:31

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General

Target
462f3b6a7c41986b110fb541527d36434b852d9b6500e72aa7e5c6e88aae5471.dll
Size 1.8MB
Sample260601-jcvtfaey2x
SHA256 462f3b6a7c41986b110fb541527d36434b852d9b6500e72aa7e5c6e88aae5471
MD5 cb19f547c08939dad68614c8318efbee
SHA1 56cbf7d8c26aa77ec370c8e0cb9f6b06cb7bb67e
SHA512 ed7f830775db64dd75e94281911687cd8abd27712b1bef2fdc9a203fe4066a1b8efacf1bc389668cc0a2c0672b747ef2349f1aca50554e088d8fc1aa65214d8f
SSDEEP 24576:RS7LPcb1Zp90VHUrb6d3RiE2A0FoO0JNBcz2D1RzVRE6czOCyF/LLAVChI+1DKly:ISg3Rn0FCjT+0nj9HR7nH
TLSH
T171859E03F58188FAD54C153515B72B3A7EBA87422F15CE97A394FEB17C23121AA272CD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1636-0-0x0000000003100000-0x000000000310B000-memory.dmp	upx
behavioral2/memory/1636-1-0x0000000003100000-0x000000000310B000-memory.dmp	upx

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 SetWindowsHookEx 1 IoCs

pid	Process
1636	rundll32.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4380 wrote to memory of 1636	4380	rundll32.exe	79

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\462f3b6a7c41986b110fb541527d36434b852d9b6500e72aa7e5c6e88aae5471.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4380
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\462f3b6a7c41986b110fb541527d36434b852d9b6500e72aa7e5c6e88aae5471.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1636

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/1636-0-0x0000000003100000-0x000000000310B000-memory.dmp

Download

memory/1636-1-0x0000000003100000-0x000000000310B000-memory.dmp