General

  • Target

    new.bat.zip

  • Size

    10KB

  • Sample

    240726-relbsasdkq

  • MD5

    752c003ffc801c18235bdf38295c9ad2

  • SHA1

    2e65e39e58f75f9a16717fac5b93986d22444265

  • SHA256

    f47e714600091cce296bf13f12356fbe444ca298cd4f55e980c9a8bad5a38213

  • SHA512

    5359c706282d40afd61f5d5537fc7e38c3c602f7078eb34ee81ce08f0ef1f20491fda1bf113f2b93f1f7e9466e1a78410cc5a95a57706af909e150f9d56c600f

  • SSDEEP

    192:jLgga1u3fvgOfgO3pMzFLTSvl3N8AMwuy4qYAk9npw4t9fMjua9o7YAc7RhkT:nbaYPJKLE3N8vwKrRtt9fNJYAcVhI

Malware Config

Extracted

Family

xworm

Version

5.0

C2

157.20.182.172:7000

157.20.182.172:8000

Mutex

iHRgIbaS0FTMce5d

Attributes
  • install_file

    USB.exe

aes.plain
aes.plain

Extracted

Family

asyncrat

Botnet

Default

C2

157.20.182.172:3232

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

Mutex

nlthbmfyadihv

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

  • pastebin_config

    https://pastebin.com/raw/zNe6NH5y

aes.plain

Targets

    • Target

      new.bat

    • Size

      54KB

    • MD5

      2f9e290249e705aa1ba5aacf057b22bb

    • SHA1

      f60ff4ced8c331540a10285bb7ca74b91486a9f5

    • SHA256

      56b8c6ac0a39cfe4cac12420f063371cf811116f70567641ff749d75fb9be912

    • SHA512

      98b2abc5caffc080741051cd00220e1b6ffa920670be0994777626816708bc368b106787985408665e5dd3cf31a9f2219000a0d17ca4e5a6dc52b6861658322f

    • SSDEEP

      768:06iORKR1BLWU1EWIOyNbZ9pSp2Mp7LC1QY3vMBnV9:eRiavmpSps1j3vMBnV9

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Detect Xworm Payload

    • Stealerium

      An open source info stealer written in C# first seen in May 2022.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Async RAT payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Command and Scripting Interpreter: PowerShell

      Powershell Invoke Web Request.

    • Executes dropped EXE

    • Loads dropped DLL

    • Accesses Microsoft Outlook profiles

    • 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.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

MITRE ATT&CK Enterprise v15

Tasks