Analysis

  • max time kernel
    151s
  • max time network
    90s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    25-07-2022 03:00

General

  • Target

    8695c13af783ae8e8f5edcd9a00dd9f6fb7463fa0169c4e68912efc7ccb6ede1.exe

  • Size

    1.4MB

  • MD5

    e76d372009da47459141bdc877cb4c85

  • SHA1

    0b912ee31f2ab77412552c47e59318e3666961ba

  • SHA256

    8695c13af783ae8e8f5edcd9a00dd9f6fb7463fa0169c4e68912efc7ccb6ede1

  • SHA512

    ae91322e94faf995ce9f457e4f6ce418888f547b980712bb81e93ee3169a8f6f5e7a87da7bc95ba54460cad537aef8bf78e1a113a99be99da3b16a9ca4f52273

Malware Config

Signatures

  • HawkEye

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

  • NirSoft MailPassView 9 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 9 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 14 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops startup file 1 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.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8695c13af783ae8e8f5edcd9a00dd9f6fb7463fa0169c4e68912efc7ccb6ede1.exe
    "C:\Users\Admin\AppData\Local\Temp\8695c13af783ae8e8f5edcd9a00dd9f6fb7463fa0169c4e68912efc7ccb6ede1.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1656
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegSvcs.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2020
      • 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"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:956
      • 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"
        3⤵
          PID:1948

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scripting

    1
    T1064

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Scripting

    1
    T1064

    Modify Registry

    1
    T1112

    Collection

    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/956-71-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/956-84-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/956-77-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/956-76-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/956-72-0x0000000000411654-mapping.dmp
    • memory/1656-55-0x0000000000BB0000-0x0000000000EB0000-memory.dmp
      Filesize

      3.0MB

    • memory/1656-56-0x0000000000BB0000-0x0000000000EB0000-memory.dmp
      Filesize

      3.0MB

    • memory/1656-57-0x00000000025D0000-0x0000000002653000-memory.dmp
      Filesize

      524KB

    • memory/1656-54-0x0000000075591000-0x0000000075593000-memory.dmp
      Filesize

      8KB

    • memory/1948-82-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1948-78-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1948-85-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1948-83-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1948-79-0x0000000000442628-mapping.dmp
    • memory/2020-67-0x0000000000130000-0x00000000001B8000-memory.dmp
      Filesize

      544KB

    • memory/2020-66-0x0000000000130000-0x00000000001B8000-memory.dmp
      Filesize

      544KB

    • memory/2020-70-0x0000000073F10000-0x00000000744BB000-memory.dmp
      Filesize

      5.7MB

    • memory/2020-65-0x00000000001B0BFE-mapping.dmp
    • memory/2020-74-0x00000000020F6000-0x0000000002107000-memory.dmp
      Filesize

      68KB

    • memory/2020-60-0x0000000000130000-0x00000000001B8000-memory.dmp
      Filesize

      544KB

    • memory/2020-69-0x0000000073F10000-0x00000000744BB000-memory.dmp
      Filesize

      5.7MB

    • memory/2020-58-0x0000000000130000-0x00000000001B8000-memory.dmp
      Filesize

      544KB

    • memory/2020-87-0x00000000020F6000-0x0000000002107000-memory.dmp
      Filesize

      68KB