Analysis

  • max time kernel
    200s
  • max time network
    165s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 01:34

General

  • Target

    PAGO.exe

  • Size

    640KB

  • MD5

    18606353f915383edba50e3c08a5ce7b

  • SHA1

    91cb21162ea742db0ada9ae04c61472e8768f990

  • SHA256

    9f04350b3ada8d1ed715252a5dc4cf06049a9fa30ad7f0f541dbafc358485e25

  • SHA512

    e626b6ac23b5b824f4a960740478b3a2089d9bd4e1a5d31ea2e7c53767be43a7863c03a493c32e04e1c2bf9e7fca98a8723161c9b1fb0b11d11096eaabbc6dc2

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 9 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

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

  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PAGO.exe
    "C:\Users\Admin\AppData\Local\Temp\PAGO.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:956
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1804
      • 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:820
      • 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:1768

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

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

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • memory/820-64-0x0000000000411654-mapping.dmp
    • memory/820-68-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/820-67-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/820-63-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/956-58-0x0000000000280000-0x0000000000283000-memory.dmp
      Filesize

      12KB

    • memory/956-54-0x0000000000810000-0x00000000008B6000-memory.dmp
      Filesize

      664KB

    • memory/956-56-0x00000000753B1000-0x00000000753B3000-memory.dmp
      Filesize

      8KB

    • memory/956-55-0x0000000000CD0000-0x0000000000D60000-memory.dmp
      Filesize

      576KB

    • memory/1768-70-0x0000000000442628-mapping.dmp
    • memory/1768-69-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1768-73-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1768-74-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1804-61-0x0000000002595000-0x00000000025A6000-memory.dmp
      Filesize

      68KB

    • memory/1804-62-0x0000000000580000-0x0000000000588000-memory.dmp
      Filesize

      32KB

    • memory/1804-60-0x0000000000400000-0x0000000000488000-memory.dmp
      Filesize

      544KB

    • memory/1804-57-0x0000000000480C5E-mapping.dmp