Analysis

  • max time kernel
    158s
  • max time network
    167s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 03:44

General

  • Target

    25f433acacb2543ed3dd61be818524088468451b96710ac9799200391f5d9f02.exe

  • Size

    1.2MB

  • MD5

    728bcb795d2c5777577aa820cdfe9088

  • SHA1

    81b0fa677aa8975b56f02abd9cce56bd912fde51

  • SHA256

    25f433acacb2543ed3dd61be818524088468451b96710ac9799200391f5d9f02

  • SHA512

    c5da28ae275715a35d43b60a1596247edd567248c04c4e17ea885a51a549fc87f82af25debaf828610f2fc143bcd9d22259744f1b346b752d9bf8081bc212d2a

  • SSDEEP

    24576:404Yt75R+59L8vamkFE9rdmDkYOrxVBB29gsInQ8MBDlsl7gOHdx5V8:t4Y55A5x8vmC9rdmIjxjB2Mnwe5V8

Malware Config

Signatures

  • HawkEye

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

  • NirSoft MailPassView 20 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 14 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 20 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Uses the VBS compiler for execution 1 TTPs
  • 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 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\25f433acacb2543ed3dd61be818524088468451b96710ac9799200391f5d9f02.exe
    "C:\Users\Admin\AppData\Local\Temp\25f433acacb2543ed3dd61be818524088468451b96710ac9799200391f5d9f02.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1392
    • C:\Users\Admin\AppData\Local\Temp\25f433acacb2543ed3dd61be818524088468451b96710ac9799200391f5d9f02.exe
      "C:\Users\Admin\AppData\Local\Temp\25f433acacb2543ed3dd61be818524088468451b96710ac9799200391f5d9f02.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:572
      • C:\Users\Admin\AppData\Roaming\Windows Update.exe
        "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:832
        • C:\Users\Admin\AppData\Roaming\Windows Update.exe
          "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
          4⤵
          • Executes dropped EXE
          PID:1344
    • C:\Users\Admin\AppData\Local\Temp\owodeoo.exe
      "C:\Users\Admin\AppData\Local\Temp\owodeoo.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1928
      • C:\Users\Admin\AppData\Local\Temp\owodeoo.exe
        "C:\Users\Admin\AppData\Local\Temp\owodeoo.exe"
        3⤵
        • Executes dropped EXE
        PID:1708
      • C:\Users\Admin\AppData\Local\Temp\owodeoo.exe
        "C:\Users\Admin\AppData\Local\Temp\owodeoo.exe"
        3⤵
        • Executes dropped EXE
        PID:1672
    • C:\Users\Admin\AppData\Local\Temp\25f433acacb2543ed3dd61be818524088468451b96710ac9799200391f5d9f02.exe
      "C:\Users\Admin\AppData\Local\Temp\25f433acacb2543ed3dd61be818524088468451b96710ac9799200391f5d9f02.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:316
      • 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⤵
          PID:1756
        • 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⤵
            PID:288

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\SysInfo.txt

        Filesize

        45B

        MD5

        20aa8ef06d6b5aa1901c5c00ce027b2e

        SHA1

        20a9c3e7a90e0bf314b3e45fa2703e74b7059b35

        SHA256

        6b69c38179d47b7ab4be2d8efcd86e3a9fb0607e7707d9f6a64ecc3160088862

        SHA512

        3320297f6d860481fd181c0a81d2bcdf9f09bd6e383c3b8ca4c957cb8a0f529e301d58a7de05cc4b5cd4e3e3172de5d5f34f1a5c6c203595290561711032276e

      • C:\Users\Admin\AppData\Local\Temp\SysInfo.txt

        Filesize

        102B

        MD5

        e2c0c33990954817a4de92507d21e9df

        SHA1

        5c89bf5937b07c95f9a76cabc98e0ea1c0287d1f

        SHA256

        85a3621023097910ab52497cd7d0dbdafea871006ca745e0f1be235963b4ae69

        SHA512

        acacc04868c394c5758461d6bd0fcab5aaed7815c58b39e812fb020c781f4aeb05f5e29774382989a882d5dee300a68d08d59314f695be4cc542c6766c4af3a1

      • C:\Users\Admin\AppData\Local\Temp\owodeoo.exe

        Filesize

        590KB

        MD5

        166c87cc88364cf41e7ddffa24fd7334

        SHA1

        f6e80400b442fdac7bd6364da1dcb0ca18316946

        SHA256

        a3b7660f22f74be5bf44352284bce45dbd61ae08bb22e1c20aa75f177d017a52

        SHA512

        f4c658b9e53698c552152eb22ce2f2820ea455e3aec7426d705146d626189043b5287706983c40d8664c4737ad425ad065b09af26b37c20656f334bbaeb3c487

      • C:\Users\Admin\AppData\Local\Temp\owodeoo.exe

        Filesize

        590KB

        MD5

        166c87cc88364cf41e7ddffa24fd7334

        SHA1

        f6e80400b442fdac7bd6364da1dcb0ca18316946

        SHA256

        a3b7660f22f74be5bf44352284bce45dbd61ae08bb22e1c20aa75f177d017a52

        SHA512

        f4c658b9e53698c552152eb22ce2f2820ea455e3aec7426d705146d626189043b5287706983c40d8664c4737ad425ad065b09af26b37c20656f334bbaeb3c487

      • C:\Users\Admin\AppData\Local\Temp\owodeoo.exe

        Filesize

        590KB

        MD5

        166c87cc88364cf41e7ddffa24fd7334

        SHA1

        f6e80400b442fdac7bd6364da1dcb0ca18316946

        SHA256

        a3b7660f22f74be5bf44352284bce45dbd61ae08bb22e1c20aa75f177d017a52

        SHA512

        f4c658b9e53698c552152eb22ce2f2820ea455e3aec7426d705146d626189043b5287706983c40d8664c4737ad425ad065b09af26b37c20656f334bbaeb3c487

      • C:\Users\Admin\AppData\Local\Temp\owodeoo.exe

        Filesize

        590KB

        MD5

        166c87cc88364cf41e7ddffa24fd7334

        SHA1

        f6e80400b442fdac7bd6364da1dcb0ca18316946

        SHA256

        a3b7660f22f74be5bf44352284bce45dbd61ae08bb22e1c20aa75f177d017a52

        SHA512

        f4c658b9e53698c552152eb22ce2f2820ea455e3aec7426d705146d626189043b5287706983c40d8664c4737ad425ad065b09af26b37c20656f334bbaeb3c487

      • C:\Users\Admin\AppData\Roaming\Windows Update.exe

        Filesize

        1.2MB

        MD5

        728bcb795d2c5777577aa820cdfe9088

        SHA1

        81b0fa677aa8975b56f02abd9cce56bd912fde51

        SHA256

        25f433acacb2543ed3dd61be818524088468451b96710ac9799200391f5d9f02

        SHA512

        c5da28ae275715a35d43b60a1596247edd567248c04c4e17ea885a51a549fc87f82af25debaf828610f2fc143bcd9d22259744f1b346b752d9bf8081bc212d2a

      • C:\Users\Admin\AppData\Roaming\Windows Update.exe

        Filesize

        1.2MB

        MD5

        728bcb795d2c5777577aa820cdfe9088

        SHA1

        81b0fa677aa8975b56f02abd9cce56bd912fde51

        SHA256

        25f433acacb2543ed3dd61be818524088468451b96710ac9799200391f5d9f02

        SHA512

        c5da28ae275715a35d43b60a1596247edd567248c04c4e17ea885a51a549fc87f82af25debaf828610f2fc143bcd9d22259744f1b346b752d9bf8081bc212d2a

      • C:\Users\Admin\AppData\Roaming\Windows Update.exe

        Filesize

        1.2MB

        MD5

        728bcb795d2c5777577aa820cdfe9088

        SHA1

        81b0fa677aa8975b56f02abd9cce56bd912fde51

        SHA256

        25f433acacb2543ed3dd61be818524088468451b96710ac9799200391f5d9f02

        SHA512

        c5da28ae275715a35d43b60a1596247edd567248c04c4e17ea885a51a549fc87f82af25debaf828610f2fc143bcd9d22259744f1b346b752d9bf8081bc212d2a

      • C:\Users\Admin\AppData\Roaming\pid.txt

        Filesize

        3B

        MD5

        3fe94a002317b5f9259f82690aeea4cd

        SHA1

        81c69212880f2e985e1dedf869c2483ece723d68

        SHA256

        7a20311cf7a4b222d436424480bc65dd0f9d2cefcbbb1fa148ca0d7e1d5bb55a

        SHA512

        9850cbd861e39c3263a5687e48496e173c91f5bc3f294e1d38fff583e4d0993afaa9e22e1aa4bb4321cce3dc76b0ef13dc2b9d6b68f38a03be1f0be4d2b9b1cc

      • C:\Users\Admin\AppData\Roaming\pidloc.txt

        Filesize

        102B

        MD5

        e2c0c33990954817a4de92507d21e9df

        SHA1

        5c89bf5937b07c95f9a76cabc98e0ea1c0287d1f

        SHA256

        85a3621023097910ab52497cd7d0dbdafea871006ca745e0f1be235963b4ae69

        SHA512

        acacc04868c394c5758461d6bd0fcab5aaed7815c58b39e812fb020c781f4aeb05f5e29774382989a882d5dee300a68d08d59314f695be4cc542c6766c4af3a1

      • \Users\Admin\AppData\Local\Temp\owodeoo.exe

        Filesize

        590KB

        MD5

        166c87cc88364cf41e7ddffa24fd7334

        SHA1

        f6e80400b442fdac7bd6364da1dcb0ca18316946

        SHA256

        a3b7660f22f74be5bf44352284bce45dbd61ae08bb22e1c20aa75f177d017a52

        SHA512

        f4c658b9e53698c552152eb22ce2f2820ea455e3aec7426d705146d626189043b5287706983c40d8664c4737ad425ad065b09af26b37c20656f334bbaeb3c487

      • \Users\Admin\AppData\Local\Temp\owodeoo.exe

        Filesize

        590KB

        MD5

        166c87cc88364cf41e7ddffa24fd7334

        SHA1

        f6e80400b442fdac7bd6364da1dcb0ca18316946

        SHA256

        a3b7660f22f74be5bf44352284bce45dbd61ae08bb22e1c20aa75f177d017a52

        SHA512

        f4c658b9e53698c552152eb22ce2f2820ea455e3aec7426d705146d626189043b5287706983c40d8664c4737ad425ad065b09af26b37c20656f334bbaeb3c487

      • \Users\Admin\AppData\Local\Temp\owodeoo.exe

        Filesize

        590KB

        MD5

        166c87cc88364cf41e7ddffa24fd7334

        SHA1

        f6e80400b442fdac7bd6364da1dcb0ca18316946

        SHA256

        a3b7660f22f74be5bf44352284bce45dbd61ae08bb22e1c20aa75f177d017a52

        SHA512

        f4c658b9e53698c552152eb22ce2f2820ea455e3aec7426d705146d626189043b5287706983c40d8664c4737ad425ad065b09af26b37c20656f334bbaeb3c487

      • \Users\Admin\AppData\Roaming\Windows Update.exe

        Filesize

        1.2MB

        MD5

        728bcb795d2c5777577aa820cdfe9088

        SHA1

        81b0fa677aa8975b56f02abd9cce56bd912fde51

        SHA256

        25f433acacb2543ed3dd61be818524088468451b96710ac9799200391f5d9f02

        SHA512

        c5da28ae275715a35d43b60a1596247edd567248c04c4e17ea885a51a549fc87f82af25debaf828610f2fc143bcd9d22259744f1b346b752d9bf8081bc212d2a

      • \Users\Admin\AppData\Roaming\Windows Update.exe

        Filesize

        1.2MB

        MD5

        728bcb795d2c5777577aa820cdfe9088

        SHA1

        81b0fa677aa8975b56f02abd9cce56bd912fde51

        SHA256

        25f433acacb2543ed3dd61be818524088468451b96710ac9799200391f5d9f02

        SHA512

        c5da28ae275715a35d43b60a1596247edd567248c04c4e17ea885a51a549fc87f82af25debaf828610f2fc143bcd9d22259744f1b346b752d9bf8081bc212d2a

      • memory/288-141-0x00000000739C2F9C-mapping.dmp

      • memory/316-148-0x0000000002115000-0x0000000002126000-memory.dmp

        Filesize

        68KB

      • memory/316-130-0x0000000002115000-0x0000000002126000-memory.dmp

        Filesize

        68KB

      • memory/316-109-0x0000000075000000-0x00000000755AB000-memory.dmp

        Filesize

        5.7MB

      • memory/316-120-0x0000000075000000-0x00000000755AB000-memory.dmp

        Filesize

        5.7MB

      • memory/316-89-0x0000000000485A7E-mapping.dmp

      • memory/572-68-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/572-58-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/572-81-0x0000000075000000-0x00000000755AB000-memory.dmp

        Filesize

        5.7MB

      • memory/572-57-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/572-60-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/572-62-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/572-70-0x0000000075000000-0x00000000755AB000-memory.dmp

        Filesize

        5.7MB

      • memory/572-63-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/572-66-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/572-64-0x0000000000485A7E-mapping.dmp

      • memory/832-73-0x0000000000000000-mapping.dmp

      • memory/832-91-0x0000000075000000-0x00000000755AB000-memory.dmp

        Filesize

        5.7MB

      • memory/832-118-0x0000000075000000-0x00000000755AB000-memory.dmp

        Filesize

        5.7MB

      • memory/1344-144-0x0000000075000000-0x00000000755AB000-memory.dmp

        Filesize

        5.7MB

      • memory/1344-134-0x0000000000485A7E-mapping.dmp

      • memory/1344-149-0x0000000075000000-0x00000000755AB000-memory.dmp

        Filesize

        5.7MB

      • memory/1392-54-0x00000000766F1000-0x00000000766F3000-memory.dmp

        Filesize

        8KB

      • memory/1392-56-0x0000000075000000-0x00000000755AB000-memory.dmp

        Filesize

        5.7MB

      • memory/1392-55-0x0000000075000000-0x00000000755AB000-memory.dmp

        Filesize

        5.7MB

      • memory/1672-101-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/1672-104-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/1672-121-0x0000000075000000-0x00000000755AB000-memory.dmp

        Filesize

        5.7MB

      • memory/1672-106-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/1672-108-0x0000000000485A5E-mapping.dmp

      • memory/1672-117-0x0000000075000000-0x00000000755AB000-memory.dmp

        Filesize

        5.7MB

      • memory/1672-114-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/1672-112-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/1672-107-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/1756-143-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1756-147-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1756-123-0x0000000000411654-mapping.dmp

      • memory/1756-122-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1756-150-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1756-151-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1928-119-0x0000000075000000-0x00000000755AB000-memory.dmp

        Filesize

        5.7MB

      • memory/1928-93-0x0000000075000000-0x00000000755AB000-memory.dmp

        Filesize

        5.7MB

      • memory/1928-74-0x0000000000000000-mapping.dmp