Analysis

  • max time kernel
    131s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    26-06-2022 02:14

General

  • Target

    368879602c1cbd9aba693fe681b5b3972d033c7ad782c324965f569986ef64aa.exe

  • Size

    723KB

  • MD5

    c9a560b2721b47ca68d577115cfa9d14

  • SHA1

    df85d6c4624325425470ca3f95b18e89598d117d

  • SHA256

    368879602c1cbd9aba693fe681b5b3972d033c7ad782c324965f569986ef64aa

  • SHA512

    98c1e19d9625bcf4ffe6044a5ea6066708528b15c4546c05d2403385e1a54a9360b609bcb214e400c72d21cd1266f56c1cb33fbe144186dd3bc34e7f40d7441c

Malware Config

Signatures

  • HawkEye

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

  • NirSoft MailPassView 11 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 11 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 16 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 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 2 IoCs

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

  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\368879602c1cbd9aba693fe681b5b3972d033c7ad782c324965f569986ef64aa.exe
    "C:\Users\Admin\AppData\Local\Temp\368879602c1cbd9aba693fe681b5b3972d033c7ad782c324965f569986ef64aa.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1308
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\368879602c1cbd9aba693fe681b5b3972d033c7ad782c324965f569986ef64aa.exe" "C:\Users\Admin\Documents\project4992.exe"
      2⤵
        PID:1732
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\Documents\project4992.exe"
        2⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1492
        • C:\Users\Admin\Documents\project4992.exe
          "C:\Users\Admin\Documents\project4992.exe"
          3⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1232
          • C:\Users\Admin\Documents\project4992.exe
            "C:\Users\Admin\Documents\project4992.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:1020
            • 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"
              5⤵
              • Accesses Microsoft Outlook accounts
              PID:964
            • 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"
              5⤵
                PID:1056

      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

      Discovery

      System Information Discovery

      1
      T1082

      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

      • C:\Users\Admin\Documents\project4992.exe
        Filesize

        723KB

        MD5

        c9a560b2721b47ca68d577115cfa9d14

        SHA1

        df85d6c4624325425470ca3f95b18e89598d117d

        SHA256

        368879602c1cbd9aba693fe681b5b3972d033c7ad782c324965f569986ef64aa

        SHA512

        98c1e19d9625bcf4ffe6044a5ea6066708528b15c4546c05d2403385e1a54a9360b609bcb214e400c72d21cd1266f56c1cb33fbe144186dd3bc34e7f40d7441c

      • C:\Users\Admin\Documents\project4992.exe
        Filesize

        723KB

        MD5

        c9a560b2721b47ca68d577115cfa9d14

        SHA1

        df85d6c4624325425470ca3f95b18e89598d117d

        SHA256

        368879602c1cbd9aba693fe681b5b3972d033c7ad782c324965f569986ef64aa

        SHA512

        98c1e19d9625bcf4ffe6044a5ea6066708528b15c4546c05d2403385e1a54a9360b609bcb214e400c72d21cd1266f56c1cb33fbe144186dd3bc34e7f40d7441c

      • C:\Users\Admin\Documents\project4992.exe
        Filesize

        723KB

        MD5

        c9a560b2721b47ca68d577115cfa9d14

        SHA1

        df85d6c4624325425470ca3f95b18e89598d117d

        SHA256

        368879602c1cbd9aba693fe681b5b3972d033c7ad782c324965f569986ef64aa

        SHA512

        98c1e19d9625bcf4ffe6044a5ea6066708528b15c4546c05d2403385e1a54a9360b609bcb214e400c72d21cd1266f56c1cb33fbe144186dd3bc34e7f40d7441c

      • \Users\Admin\Documents\project4992.exe
        Filesize

        723KB

        MD5

        c9a560b2721b47ca68d577115cfa9d14

        SHA1

        df85d6c4624325425470ca3f95b18e89598d117d

        SHA256

        368879602c1cbd9aba693fe681b5b3972d033c7ad782c324965f569986ef64aa

        SHA512

        98c1e19d9625bcf4ffe6044a5ea6066708528b15c4546c05d2403385e1a54a9360b609bcb214e400c72d21cd1266f56c1cb33fbe144186dd3bc34e7f40d7441c

      • memory/964-86-0x0000000000400000-0x000000000041B000-memory.dmp
        Filesize

        108KB

      • memory/964-83-0x0000000000411654-mapping.dmp
      • memory/964-97-0x0000000000400000-0x000000000041B000-memory.dmp
        Filesize

        108KB

      • memory/964-87-0x0000000000400000-0x000000000041B000-memory.dmp
        Filesize

        108KB

      • memory/964-82-0x0000000000400000-0x000000000041B000-memory.dmp
        Filesize

        108KB

      • memory/1020-76-0x0000000000400000-0x0000000000484000-memory.dmp
        Filesize

        528KB

      • memory/1020-80-0x0000000004195000-0x00000000041A6000-memory.dmp
        Filesize

        68KB

      • memory/1020-96-0x0000000004195000-0x00000000041A6000-memory.dmp
        Filesize

        68KB

      • memory/1020-67-0x0000000000400000-0x0000000000484000-memory.dmp
        Filesize

        528KB

      • memory/1020-68-0x0000000000400000-0x0000000000484000-memory.dmp
        Filesize

        528KB

      • memory/1020-70-0x0000000000400000-0x0000000000484000-memory.dmp
        Filesize

        528KB

      • memory/1020-71-0x0000000000400000-0x0000000000484000-memory.dmp
        Filesize

        528KB

      • memory/1020-72-0x0000000000400000-0x0000000000484000-memory.dmp
        Filesize

        528KB

      • memory/1020-73-0x000000000047EAAE-mapping.dmp
      • memory/1020-81-0x0000000000620000-0x0000000000628000-memory.dmp
        Filesize

        32KB

      • memory/1020-79-0x0000000075261000-0x0000000075263000-memory.dmp
        Filesize

        8KB

      • memory/1020-78-0x0000000000400000-0x0000000000484000-memory.dmp
        Filesize

        528KB

      • memory/1056-88-0x0000000000400000-0x0000000000458000-memory.dmp
        Filesize

        352KB

      • memory/1056-94-0x0000000000400000-0x0000000000458000-memory.dmp
        Filesize

        352KB

      • memory/1056-93-0x0000000000400000-0x0000000000458000-memory.dmp
        Filesize

        352KB

      • memory/1056-92-0x0000000000400000-0x0000000000458000-memory.dmp
        Filesize

        352KB

      • memory/1056-89-0x0000000000442628-mapping.dmp
      • memory/1232-63-0x0000000000000000-mapping.dmp
      • memory/1232-65-0x0000000000A50000-0x0000000000B0E000-memory.dmp
        Filesize

        760KB

      • memory/1232-66-0x0000000000310000-0x000000000031C000-memory.dmp
        Filesize

        48KB

      • memory/1308-58-0x0000000000500000-0x0000000000508000-memory.dmp
        Filesize

        32KB

      • memory/1308-54-0x0000000001380000-0x000000000143E000-memory.dmp
        Filesize

        760KB

      • memory/1308-57-0x0000000000330000-0x000000000033C000-memory.dmp
        Filesize

        48KB

      • memory/1308-56-0x0000000000380000-0x00000000003AA000-memory.dmp
        Filesize

        168KB

      • memory/1308-55-0x0000000004DA0000-0x0000000004E82000-memory.dmp
        Filesize

        904KB

      • memory/1492-60-0x0000000000000000-mapping.dmp
      • memory/1732-59-0x0000000000000000-mapping.dmp