Analysis

  • max time kernel
    103s
  • max time network
    170s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 10:24

General

  • Target

    05e426427f292274ba04f373bccc3564be6c8cf402c81455ee556f2ce394212b.exe

  • Size

    785KB

  • MD5

    c6eed2cacbd55946202b38f6cfa83f0c

  • SHA1

    b375635478a42b80aca68ae193425a103e133b3d

  • SHA256

    05e426427f292274ba04f373bccc3564be6c8cf402c81455ee556f2ce394212b

  • SHA512

    15dca279b734282dbdd7e63046563aa8afd19c1f6db5a06d8d0a5fd8ee9d6ac4585c1b0d43501396f32b61020bc0835b45bb02e41f1419de4d127f263793f68d

  • SSDEEP

    24576:6QtqBorTlYWBhE+V3mOsY1ndG6Kb18jd:ZtqFWM4mFY1I6e1Ud

Malware Config

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
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 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 1 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\05e426427f292274ba04f373bccc3564be6c8cf402c81455ee556f2ce394212b.exe
    "C:\Users\Admin\AppData\Local\Temp\05e426427f292274ba04f373bccc3564be6c8cf402c81455ee556f2ce394212b.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1668
    • 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:904
    • 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:316

    Network

    MITRE ATT&CK Enterprise v6

    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/316-66-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/316-71-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/316-58-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/316-59-0x0000000000442628-mapping.dmp

    • memory/316-69-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/904-60-0x0000000000411654-mapping.dmp

    • memory/904-65-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/904-68-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/904-57-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/904-72-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1668-54-0x0000000075631000-0x0000000075633000-memory.dmp

      Filesize

      8KB

    • memory/1668-67-0x0000000000255000-0x0000000000266000-memory.dmp

      Filesize

      68KB

    • memory/1668-56-0x0000000074B80000-0x000000007512B000-memory.dmp

      Filesize

      5.7MB

    • memory/1668-55-0x0000000074B80000-0x000000007512B000-memory.dmp

      Filesize

      5.7MB