Analysis

  • max time kernel
    184s
  • max time network
    208s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-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

Signatures

  • HawkEye

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

  • NirSoft MailPassView 4 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 5 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 9 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 1 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 18 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:444
    • 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:4912
    • 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:4240

    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

      3KB

      MD5

      f94dc819ca773f1e3cb27abbc9e7fa27

      SHA1

      9a7700efadc5ea09ab288544ef1e3cd876255086

      SHA256

      a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

      SHA512

      72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

    • memory/444-132-0x0000000074B70000-0x0000000075121000-memory.dmp
      Filesize

      5.7MB

    • memory/444-133-0x0000000074B70000-0x0000000075121000-memory.dmp
      Filesize

      5.7MB

    • memory/4240-139-0x0000000000000000-mapping.dmp
    • memory/4240-140-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/4240-142-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/4240-143-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/4240-145-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/4912-134-0x0000000000000000-mapping.dmp
    • memory/4912-135-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/4912-137-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/4912-138-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB