73a10974bfadbc4993834895fff5364c79e108e3e405019ae520b6fc09c7c8b3

Analysis

max time kernel
92s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/10/2024, 02:37

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General

Target

أˣ./Sysy.dll
Size

589KB
MD5

aa635318e46723b8885274294e213ea2
SHA1

4c50afc5669202e5ba714e3ad4007ba3d4a86c24
SHA256

43b3aec6cf4d7a0cc0cca641d6075b6c883c6ddd510cc6f0a922ba18e9868f26
SHA512

0c98bfcf7b05d2ad0cb1d72c720ccaa7d48e078c06038711c69c497855bf11346b0e7d3384ff2299d3bce04fda8fa16bf2f1a87784a8763dfac6094a030c27d0
SSDEEP

12288:/yJJ709hYspBZisIkd17Xk9q/vKsaeQiDxSork4Dlnd4:2J70csp3fIkd17Mq/vKsNQiDxSwkmlnd

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2864	rundll32.exe

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 3 IoCs

description	pid	Process	procid_target
PID 1404 wrote to memory of 2864	1404	rundll32.exe	82
PID 1404 wrote to memory of 2864	1404	rundll32.exe	82
PID 1404 wrote to memory of 2864	1404	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\أˣ.\Sysy.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1404
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\أˣ.\Sysy.dll,#1
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  PID:2864

Network

MITRE ATT&CK Enterprise v15

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/2864-0-0x0000000075760000-0x00000000757FD000-memory.dmp

Filesize
628KB

Download
memory/2864-1-0x0000000075760000-0x00000000757FD000-memory.dmp

Filesize
628KB

Download