Malware Analysis Report

2025-01-18 18:18

Sample ID 241214-lnanrazldj
Target Ransomware.Locky.zip
SHA256 0537fa38b88755f39df1cd774b907ec759dacab2388dc0109f4db9f0e9d191a0
Tags
locky discovery ransomware
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

0537fa38b88755f39df1cd774b907ec759dacab2388dc0109f4db9f0e9d191a0

Threat Level: Known bad

The file Ransomware.Locky.zip was found to be: Known bad.

Malicious Activity Summary

locky discovery ransomware

Locky

Locky family

System Location Discovery: System Language Discovery

Unsigned PE

Opens file in notepad (likely ransom note)

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of SendNotifyMessage

Suspicious behavior: AddClipboardFormatListener

Suspicious use of FindShellTrayWindow

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-14 09:40

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-14 09:40

Reported

2024-12-14 09:42

Platform

win7-20241010-en

Max time kernel

94s

Max time network

79s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Locky.exe"

Signatures

Locky

ransomware locky

Locky family

locky

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Locky.exe N/A

Opens file in notepad (likely ransom note)

ransomware
Description Indicator Process Target
N/A N/A C:\Windows\system32\NOTEPAD.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files\VideoLAN\VLC\vlc.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Program Files\VideoLAN\VLC\vlc.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Program Files\VideoLAN\VLC\vlc.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Locky.exe

"C:\Users\Admin\AppData\Local\Temp\Locky.exe"

C:\Windows\system32\NOTEPAD.EXE

"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\SaveAdd.ini

C:\Program Files\VideoLAN\VLC\vlc.exe

"C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\Desktop\StartDisable.m4v"

Network

Country Destination Domain Proto
US 8.8.8.8:53 dcwwb.tf udp
US 8.8.8.8:53 qrtktybe.yt udp
IE 86.104.134.144:80 tcp
US 8.8.8.8:53 sufpjehflxmv.in udp
US 8.8.8.8:53 kkxtpbhxgvu.yt udp
US 8.8.8.8:53 xwhgxmrxvyvgrb.in udp
US 8.8.8.8:53 lmesup.ru udp
IE 86.104.134.144:80 tcp

Files

memory/1700-0-0x00000000001B0000-0x00000000001B4000-memory.dmp

memory/1700-1-0x00000000001B0000-0x00000000001B4000-memory.dmp

memory/1700-2-0x0000000000400000-0x00000000007D1000-memory.dmp

memory/1700-4-0x0000000000400000-0x00000000007D1000-memory.dmp

memory/1700-6-0x0000000000400000-0x00000000007D1000-memory.dmp

memory/1700-8-0x0000000000400000-0x00000000007D1000-memory.dmp

C:\Users\Admin\AppData\Roaming\vlc\vlc-qt-interface.ini

MD5 6526792f9f8278879d18c0a4c85275ab
SHA1 c0cb6ba6864fc79b49618581c76ada53b631007a
SHA256 2a61f304c665a3981791cf9ed21b1399d708e1ffaa052155e8b5ff1edda829e7
SHA512 e752d2b7789d2a9e51c967ce698d846f16d154670b6ff14ef1396ccbc4681711eb5a46982250610cbefd0deb647c4c4862ce0a9f999e24c56f775bce057c6c56

memory/236-34-0x000007FEF7660000-0x000007FEF7694000-memory.dmp

memory/236-33-0x000000013F530000-0x000000013F628000-memory.dmp

memory/236-35-0x000007FEF58D0000-0x000007FEF5B86000-memory.dmp

memory/236-36-0x000007FEF4610000-0x000007FEF56C0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-14 09:40

Reported

2024-12-14 09:41

Platform

win10v2004-20241007-en

Max time kernel

62s

Max time network

63s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Locky.exe"

Signatures

Locky

ransomware locky

Locky family

locky

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Locky.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Locky.exe

"C:\Users\Admin\AppData\Local\Temp\Locky.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 kkxtpbhxgvu.yt udp
US 8.8.8.8:53 xwhgxmrxvyvgrb.in udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 lmesup.ru udp
US 8.8.8.8:53 dcwwb.tf udp
US 8.8.8.8:53 qrtktybe.yt udp
IE 86.104.134.144:80 tcp
US 8.8.8.8:53 sufpjehflxmv.in udp
US 8.8.8.8:53 kkxtpbhxgvu.yt udp
US 8.8.8.8:53 xwhgxmrxvyvgrb.in udp
US 8.8.8.8:53 lmesup.ru udp

Files

memory/4028-0-0x0000000000980000-0x0000000000984000-memory.dmp

memory/4028-1-0x0000000000980000-0x0000000000984000-memory.dmp

memory/4028-2-0x0000000000400000-0x00000000007D1000-memory.dmp

memory/4028-4-0x0000000000400000-0x00000000007D1000-memory.dmp

memory/4028-6-0x0000000000400000-0x00000000007D1000-memory.dmp