Analysis

  • max time kernel
    151s
  • max time network
    102s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    30-11-2022 18:50

General

  • Target

    6eb693390a7833f1f88b6f75be8dca0d8728bbee60242650c214890c2b428e82.exe

  • Size

    729KB

  • MD5

    fdf28592e605631c9ddb543858ccddaf

  • SHA1

    d57c3f36fa2f48ae26ba21e1e3d00a4ea8041531

  • SHA256

    6eb693390a7833f1f88b6f75be8dca0d8728bbee60242650c214890c2b428e82

  • SHA512

    21ba1a27ea158a4c278d0f50a9a9ff58e8bf6b0b3a07baa73fc74fd62d887873c54cef2bd74b279c842b628b88a0ff77c7a7f143f396084108ca494edac9c1ff

  • SSDEEP

    12288:NTwZUC/WMY+PAJem5QCWpFRLQ4Zqe+q04iZtiQjOcfu5KQE:NOUX/eJm55KFRU4Zqer04iHjOcfu5DE

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.fast-cargo.com
  • Port:
    21
  • Username:
    anita@fast-cargo.com
  • Password:
    Heartbeat1

Signatures

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • NirSoft MailPassView 5 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 5 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 10 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Looks up external IP address via web service 3 IoCs

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

  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6eb693390a7833f1f88b6f75be8dca0d8728bbee60242650c214890c2b428e82.exe
    "C:\Users\Admin\AppData\Local\Temp\6eb693390a7833f1f88b6f75be8dca0d8728bbee60242650c214890c2b428e82.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1220
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
      2⤵
      • Accesses Microsoft Outlook accounts
      PID:336
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
      2⤵
        PID:1028

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scripting

    1
    T1064

    Defense Evasion

    Scripting

    1
    T1064

    Credential Access

    Credentials in Files

    1
    T1081

    Collection

    Data from Local System

    1
    T1005

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\holderwb.txt
      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • memory/336-64-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/336-62-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/336-63-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/336-58-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/336-59-0x0000000000411654-mapping.dmp
    • memory/1028-65-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1028-66-0x0000000000442628-mapping.dmp
    • memory/1028-69-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1028-70-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1028-72-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1220-56-0x0000000074060000-0x000000007460B000-memory.dmp
      Filesize

      5.7MB

    • memory/1220-54-0x0000000074D81000-0x0000000074D83000-memory.dmp
      Filesize

      8KB

    • memory/1220-57-0x0000000000AA5000-0x0000000000AB6000-memory.dmp
      Filesize

      68KB

    • memory/1220-71-0x0000000000AA5000-0x0000000000AB6000-memory.dmp
      Filesize

      68KB

    • memory/1220-55-0x0000000074060000-0x000000007460B000-memory.dmp
      Filesize

      5.7MB