Analysis

  • max time kernel
    150s
  • max time network
    117s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    17-05-2021 23:39

General

  • Target

    32593ef599aa1bdbaa2f535d7c39d9ccff81fdcd11623b645c3788bd29e4bce3.exe

  • Size

    1.8MB

  • MD5

    c6468800747b30887c14b60ef6e35b00

  • SHA1

    cc97aec282229304fea6584e390680b06764d1be

  • SHA256

    32593ef599aa1bdbaa2f535d7c39d9ccff81fdcd11623b645c3788bd29e4bce3

  • SHA512

    f0011ba7c137b790a392b8f7f96083b9a37be3f209a624e5adeca881b74f7e94529a5ccd1372689885a1f5b24087404b5437ab59ad202c9ad9a6a94134786818

Malware Config

Extracted

Family

hawkeye_reborn

Version

10.0.0.0

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    m.4god@yandex.com
  • Password:
    999999xxxsss011x1
Mutex

7746d59a-cdb6-4fca-b062-03679472a6d5

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:999999xxxsss011x1 _EmailPort:587 _EmailSSL:true _EmailServer:smtp.yandex.com _EmailUsername:m.4god@yandex.com _ExecutionDelay:10 _FTPPort:0 _FTPSFTP:false _FakeMessageIcon:0 _FakeMessageShow:false _FileBinder:false _HideFile:false _HistoryCleaner:false _Install:false _InstallLocation:0 _InstallStartup:false _InstallStartupPersistance:false _KeyStrokeLogger:true _LogInterval:1 _MeltFile:false _Mutex:7746d59a-cdb6-4fca-b062-03679472a6d5 _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:true _SystemInfo:true _Version:10.0.0.0 _WebCamLogger:true _WebsiteBlocker:false _WebsiteVisitor:false _WebsiteVisitorVisible:false _ZoneID:false]

  • name

    HawkEye RebornX, Version=10.0.0.0, Culture=neutral, PublicKeyToken=null

Signatures

  • HawkEye Reborn

    HawkEye Reborn is an enhanced version of the HawkEye malware kit.

  • NirSoft MailPassView 4 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 7 IoCs
  • Executes dropped EXE 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 2 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 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\32593ef599aa1bdbaa2f535d7c39d9ccff81fdcd11623b645c3788bd29e4bce3.exe
    "C:\Users\Admin\AppData\Local\Temp\32593ef599aa1bdbaa2f535d7c39d9ccff81fdcd11623b645c3788bd29e4bce3.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1016
    • C:\Users\Admin\AppData\Local\Temp\93588517\scij.pif
      "C:\Users\Admin\AppData\Local\Temp\93588517\scij.pif" ghlfreqf.ehp
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2172
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3396
        • 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\tmpC5E6.tmp"
          4⤵
            PID:1312
          • 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\tmpD6B0.tmp"
            4⤵
              PID:3224

      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

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\93588517\fikksefcdl.exe
        MD5

        29fcab94b5152bb7d0d1b1191dfe8a2b

        SHA1

        6fab2738171c27e2f4560775ec7123efe47576eb

        SHA256

        2df3e50555a1cd253f94e4d65e7b2d1ed03ec5af3b7f88c24680a29f05e556de

        SHA512

        eee797ca1630c4a95757e0b058f2116b7a220b53de337a720f7abd5f55a6e006509d5c5c5d80c1515f12277cad88996681c3d7a57a1734a67bdb38ef199ba9fd

      • C:\Users\Admin\AppData\Local\Temp\93588517\ghlfreqf.ehp
        MD5

        f21553b2bfc628652785c6b5d3da38b9

        SHA1

        7f4971ca10ad7eeb83d1b58a427e5c28ca650a76

        SHA256

        a15029c4c6ea6f60520c26fac8203fa51c213b19d2d0443c7876db71ab4381e6

        SHA512

        f9c7611d941d0eebc10eedac391071bfbecc3f054795ac5473b13d2328bb2119e95df45b8007e1bd2f70cc21cad24692b50fca88241886a4973a9866f5c273a4

      • C:\Users\Admin\AppData\Local\Temp\93588517\scij.pif
        MD5

        71d8f6d5dc35517275bc38ebcc815f9f

        SHA1

        cae4e8c730de5a01d30aabeb3e5cb2136090ed8d

        SHA256

        fb73a819b37523126c7708a1d06f3b8825fa60c926154ab2d511ba668f49dc4b

        SHA512

        4826f45000ea50d9044e3ef11e83426281fbd5f3f5a25f9786c2e487b4cf26b04f6f900ca6e70440644c9d75f700a4c908ab6f398f59c65ee1bff85dfef4ce59

      • C:\Users\Admin\AppData\Local\Temp\93588517\scij.pif
        MD5

        71d8f6d5dc35517275bc38ebcc815f9f

        SHA1

        cae4e8c730de5a01d30aabeb3e5cb2136090ed8d

        SHA256

        fb73a819b37523126c7708a1d06f3b8825fa60c926154ab2d511ba668f49dc4b

        SHA512

        4826f45000ea50d9044e3ef11e83426281fbd5f3f5a25f9786c2e487b4cf26b04f6f900ca6e70440644c9d75f700a4c908ab6f398f59c65ee1bff85dfef4ce59

      • C:\Users\Admin\AppData\Local\Temp\tmpC5E6.tmp
        MD5

        93d9547e2f6b166ddc13b0f852378d78

        SHA1

        9c252ab52886c3e59e832b316bade26fe3473c74

        SHA256

        0e2229e3ecc706a74a1048c7e395644542a880183d9f6809260410d618dbed1d

        SHA512

        81711df6173b9020a004eabd398e4c1f0c092c42ab6888db122dfe2e582c04826025972f06867d207de7f4cb4d15d57afa219aebcbb9c966961696dca93d3298

      • memory/1312-129-0x0000000000400000-0x000000000045C000-memory.dmp
        Filesize

        368KB

      • memory/1312-131-0x0000000000400000-0x000000000045C000-memory.dmp
        Filesize

        368KB

      • memory/1312-130-0x0000000000444D30-mapping.dmp
      • memory/2172-114-0x0000000000000000-mapping.dmp
      • memory/3224-135-0x0000000000400000-0x000000000041C000-memory.dmp
        Filesize

        112KB

      • memory/3224-134-0x000000000041211A-mapping.dmp
      • memory/3224-133-0x0000000000400000-0x000000000041C000-memory.dmp
        Filesize

        112KB

      • memory/3396-119-0x0000000000700000-0x000000000C30A000-memory.dmp
        Filesize

        188.0MB

      • memory/3396-128-0x00000000113E0000-0x00000000113E1000-memory.dmp
        Filesize

        4KB

      • memory/3396-127-0x0000000010AB0000-0x0000000010AB1000-memory.dmp
        Filesize

        4KB

      • memory/3396-126-0x00000000108A0000-0x00000000108A1000-memory.dmp
        Filesize

        4KB

      • memory/3396-125-0x0000000015060000-0x0000000015061000-memory.dmp
        Filesize

        4KB

      • memory/3396-124-0x00000000153C0000-0x00000000153C1000-memory.dmp
        Filesize

        4KB

      • memory/3396-123-0x00000000108B0000-0x0000000010922000-memory.dmp
        Filesize

        456KB

      • memory/3396-120-0x000000000078B2BE-mapping.dmp
      • memory/3396-136-0x0000000010950000-0x0000000010951000-memory.dmp
        Filesize

        4KB