General

  • Target

    crypted.exe

  • Size

    20.7MB

  • Sample

    241126-d2alxaskd1

  • MD5

    72201d2a8b18860b045bcf0df33ea846

  • SHA1

    8c0c7854825a09de4766b8dc0732e900af19f27c

  • SHA256

    503460c51a5c10fab8e05af5de5f531ec0b1e3c0f9fb69ff8465fae1c9e24ab5

  • SHA512

    85aa2e1a06b8b6e0500e6ea2cb1718f1f2b34032102d67ba807218dc879d5c2186dbf34ace25d248fda5842644d40b784cc3a2275b5bf8eaf412cead2547dd5d

  • SSDEEP

    393216:gsgRSfpBBhJE7YBAQ4T/u1xIne6xwnL848nVcdIFrp2lAqeQ7USb:jgRU/i7l7T/Xe18rVcdNATI

Malware Config

Extracted

Family

xworm

Version

5.0

C2

find-rubber.gl.at.ply.gg:5426

Mutex

CRQoPEkBWWzMBNPO

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

aes.plain

Extracted

Family

gurcu

C2

https://api.telegram.org/bot7755383590:AAEvaE0gRP-tFTfH0LuSq-fhWltSTUkzf20/sendDocument?chat_id=-1002252855973&caption=%F0%9F%93%82%20-%20Browser%20data%0A%E2%94%9C%E2%94%80%E2%94%80%20%F0%9F%93%82%20-%20cookies(0.25%20kb

https://api.telegram.org/bot7755383590:AAEvaE0gRP-tFTfH0LuSq-fhWltSTUkzf20/sendMessage?chat_id=-1002252855973

https://api.telegram.org/bot7755383590:AAEvaE0gRP-tFTfH0LuSq-fhWltSTUkzf20/getUpdates?offset=-

https://api.telegram.org/bot7755383590:AAEvaE0gRP-tFTfH0LuSq-fhWltSTUkzf20/sendDocument?chat_id=-1002252855973&caption=%F0%9F%93%B8Screenshot%20take

Targets

    • Target

      crypted.exe

    • Size

      20.7MB

    • MD5

      72201d2a8b18860b045bcf0df33ea846

    • SHA1

      8c0c7854825a09de4766b8dc0732e900af19f27c

    • SHA256

      503460c51a5c10fab8e05af5de5f531ec0b1e3c0f9fb69ff8465fae1c9e24ab5

    • SHA512

      85aa2e1a06b8b6e0500e6ea2cb1718f1f2b34032102d67ba807218dc879d5c2186dbf34ace25d248fda5842644d40b784cc3a2275b5bf8eaf412cead2547dd5d

    • SSDEEP

      393216:gsgRSfpBBhJE7YBAQ4T/u1xIne6xwnL848nVcdIFrp2lAqeQ7USb:jgRU/i7l7T/Xe18rVcdNATI

    • Detect Xworm Payload

    • Gurcu family

    • Gurcu, WhiteSnake

      Gurcu is a malware stealer written in C#.

    • MilleniumRat

      MilleniumRat is a remote access trojan written in C#.

    • Milleniumrat family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Enumerates processes with tasklist

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks