Analysis

  • max time kernel
    161s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-11-2022 10:37

General

  • Target

    c688c2505169d359e57b9ec1b029611cea1562cbf1d049a57af88aa84401a0aa.exe

  • Size

    1.5MB

  • MD5

    9c06c80423ac3262799758876f2f6d29

  • SHA1

    ee9ab92f62d1f7b514e93682084a36d4a3ae89d1

  • SHA256

    c688c2505169d359e57b9ec1b029611cea1562cbf1d049a57af88aa84401a0aa

  • SHA512

    bebf01928b866dc70d67de2fa5cf7f7ae288df0743098247454bd26cd8da156295417b9453bdad98f4909c3d94a9886e53cc04d36a65a84dbc2c20b93472bf89

  • SSDEEP

    24576:umYD1se/oFeAgAI/y8YsAm85tKgB68IU86OpjY3g2+rKQfzFsFfknVPpeEtjYF+H:A/oFxI/cw8P1sjfHrHzFLjl

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 17 IoCs
  • Executes dropped EXE 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 6 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 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c688c2505169d359e57b9ec1b029611cea1562cbf1d049a57af88aa84401a0aa.exe
    "C:\Users\Admin\AppData\Local\Temp\c688c2505169d359e57b9ec1b029611cea1562cbf1d049a57af88aa84401a0aa.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1192
    • C:\Windows\SysWOW64\CMD.exe
      "CMD"
      2⤵
        PID:1140
      • C:\Windows\SysWOW64\CMD.exe
        "CMD"
        2⤵
          PID:5036
        • C:\Users\Admin\AppData\Local\Temp\c688c2505169d359e57b9ec1b029611cea1562cbf1d049a57af88aa84401a0aa.exe
          "C:\Users\Admin\AppData\Local\Temp\c688c2505169d359e57b9ec1b029611cea1562cbf1d049a57af88aa84401a0aa.exe"
          2⤵
          • Executes dropped EXE
          PID:2140
        • C:\Users\Admin\AppData\Local\Temp\c688c2505169d359e57b9ec1b029611cea1562cbf1d049a57af88aa84401a0aa.exe
          "C:\Users\Admin\AppData\Local\Temp\c688c2505169d359e57b9ec1b029611cea1562cbf1d049a57af88aa84401a0aa.exe"
          2⤵
          • Executes dropped EXE
          • Checks computer location settings
          • Suspicious use of WriteProcessMemory
          PID:4224
          • C:\Users\Admin\AppData\Roaming\Windows Update.exe
            "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
            3⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:3556
        • C:\Users\Admin\AppData\Local\Temp\c688c2505169d359e57b9ec1b029611cea1562cbf1d049a57af88aa84401a0aa.exe
          "C:\Users\Admin\AppData\Local\Temp\c688c2505169d359e57b9ec1b029611cea1562cbf1d049a57af88aa84401a0aa.exe"
          2⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:3548
          • 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: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\holderwb.txt"
            3⤵
              PID:2148
            • 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\holderprodkey.txt"
              3⤵
                PID:1560
              • 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\holderskypeview.txt"
                3⤵
                  PID:380

            Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7B8944BA8AD0EFDF0E01A43EF62BECD0_B64CB26D56E76CD8F8BE2258B10CD6DA
              Filesize

              1KB

              MD5

              c94ed3573c8e8209c8c044037d8b5132

              SHA1

              bbd58551a49dd8959d33342f24b29c5f8f365449

              SHA256

              feeaa586d3126c2e05882179920fa6fa3731099086bc51a41c2a69debdc5d08c

              SHA512

              9341df19a08e9e1d737023851bafe5031c7faa59a9abfebd2792969918739e3af02acc8c9946e79316aa1fa18b225090c9024706e5d58391cca52acc75e52b53

            • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7B8944BA8AD0EFDF0E01A43EF62BECD0_B64CB26D56E76CD8F8BE2258B10CD6DA
              Filesize

              408B

              MD5

              90fa22e15c85e7868a78f586a8244aec

              SHA1

              db1d66d1b3fb3f84dfce25f087290a7309721fec

              SHA256

              72d8b09a70e9bd0f52b40cf3d5bf8cc80a1240c0367598d91ce815dd2e360d6a

              SHA512

              b6f5194dc55d0446ff4de8b731844a3e4b252ef1a8a0f93054f86f6f61389a54e81eada9f5ad7873d7185d73ddccc97f971e591e57d56e6b43e0345fca8ee824

            • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\c688c2505169d359e57b9ec1b029611cea1562cbf1d049a57af88aa84401a0aa.exe.log
              Filesize

              774B

              MD5

              049b2c7e274ebb68f3ada1961c982a22

              SHA1

              796b9f03c8cd94617ea26aaf861af9fb2a5731db

              SHA256

              5c69c41dceda1bb32d4054d6b483bb3e3af84c8cf0a6191c79068168a1d506b3

              SHA512

              fb2ee642e1401772d514e86b0b8dd117659335066242e85c158b40e8912572f2bd7b9a0f63f9b9f4d7a2e051579345215f6b1f147881f3d1e78f335c45d78ebf

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

              102B

              MD5

              94b98f99b4488537371040cfc69f83f4

              SHA1

              a66f1425af3fc055f5ef002e543fd7f7a3f3ed04

              SHA256

              bb35669384dda1f262762c4dc710ab2789778706f1dc7396a62a442427ef406b

              SHA512

              5a5a8945aa4419218db95140d731d4637c38cb4f54efa51fdb60cb7776572fe8e353a91299e5d672e242095b1f75fe97a18d5677836fd68e05ee5bd80d7e0ceb

            • C:\Users\Admin\AppData\Local\Temp\c688c2505169d359e57b9ec1b029611cea1562cbf1d049a57af88aa84401a0aa.exe
              Filesize

              1.5MB

              MD5

              9c06c80423ac3262799758876f2f6d29

              SHA1

              ee9ab92f62d1f7b514e93682084a36d4a3ae89d1

              SHA256

              c688c2505169d359e57b9ec1b029611cea1562cbf1d049a57af88aa84401a0aa

              SHA512

              bebf01928b866dc70d67de2fa5cf7f7ae288df0743098247454bd26cd8da156295417b9453bdad98f4909c3d94a9886e53cc04d36a65a84dbc2c20b93472bf89

            • C:\Users\Admin\AppData\Local\Temp\c688c2505169d359e57b9ec1b029611cea1562cbf1d049a57af88aa84401a0aa.exe
              Filesize

              1.5MB

              MD5

              9c06c80423ac3262799758876f2f6d29

              SHA1

              ee9ab92f62d1f7b514e93682084a36d4a3ae89d1

              SHA256

              c688c2505169d359e57b9ec1b029611cea1562cbf1d049a57af88aa84401a0aa

              SHA512

              bebf01928b866dc70d67de2fa5cf7f7ae288df0743098247454bd26cd8da156295417b9453bdad98f4909c3d94a9886e53cc04d36a65a84dbc2c20b93472bf89

            • C:\Users\Admin\AppData\Local\Temp\c688c2505169d359e57b9ec1b029611cea1562cbf1d049a57af88aa84401a0aa.exe
              Filesize

              1.5MB

              MD5

              9c06c80423ac3262799758876f2f6d29

              SHA1

              ee9ab92f62d1f7b514e93682084a36d4a3ae89d1

              SHA256

              c688c2505169d359e57b9ec1b029611cea1562cbf1d049a57af88aa84401a0aa

              SHA512

              bebf01928b866dc70d67de2fa5cf7f7ae288df0743098247454bd26cd8da156295417b9453bdad98f4909c3d94a9886e53cc04d36a65a84dbc2c20b93472bf89

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

              725B

              MD5

              fae722e065b4607d66fddef32ae38482

              SHA1

              a741fdfc3e0744ccda2be38b2b906e5b302a4410

              SHA256

              fc8368eb0f81ab1279bfe9d67efa5744349cd2631ffe176379e6bb5973d95705

              SHA512

              ac0c842753dba1ffb7c88c0eb75bdbf287bb3ab559c7170169e26c34596618c9d5514d604704619446251b82c5edec69011dbc555e261f72a91df0bc0adcc01b

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

              2B

              MD5

              f3b25701fe362ec84616a93a45ce9998

              SHA1

              d62636d8caec13f04e28442a0a6fa1afeb024bbb

              SHA256

              b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

              SHA512

              98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

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

              3KB

              MD5

              f94dc819ca773f1e3cb27abbc9e7fa27

              SHA1

              9a7700efadc5ea09ab288544ef1e3cd876255086

              SHA256

              a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

              SHA512

              72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

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

              1.5MB

              MD5

              9c06c80423ac3262799758876f2f6d29

              SHA1

              ee9ab92f62d1f7b514e93682084a36d4a3ae89d1

              SHA256

              c688c2505169d359e57b9ec1b029611cea1562cbf1d049a57af88aa84401a0aa

              SHA512

              bebf01928b866dc70d67de2fa5cf7f7ae288df0743098247454bd26cd8da156295417b9453bdad98f4909c3d94a9886e53cc04d36a65a84dbc2c20b93472bf89

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

              1.5MB

              MD5

              9c06c80423ac3262799758876f2f6d29

              SHA1

              ee9ab92f62d1f7b514e93682084a36d4a3ae89d1

              SHA256

              c688c2505169d359e57b9ec1b029611cea1562cbf1d049a57af88aa84401a0aa

              SHA512

              bebf01928b866dc70d67de2fa5cf7f7ae288df0743098247454bd26cd8da156295417b9453bdad98f4909c3d94a9886e53cc04d36a65a84dbc2c20b93472bf89

            • memory/380-179-0x0000000000400000-0x000000000044F000-memory.dmp
              Filesize

              316KB

            • memory/380-177-0x0000000000400000-0x000000000044F000-memory.dmp
              Filesize

              316KB

            • memory/380-175-0x0000000000400000-0x000000000044F000-memory.dmp
              Filesize

              316KB

            • memory/380-174-0x0000000000000000-mapping.dmp
            • memory/1140-133-0x0000000000000000-mapping.dmp
            • memory/1192-132-0x0000000075170000-0x0000000075721000-memory.dmp
              Filesize

              5.7MB

            • memory/1312-157-0x0000000000000000-mapping.dmp
            • memory/1312-161-0x0000000000400000-0x000000000041B000-memory.dmp
              Filesize

              108KB

            • memory/1312-160-0x0000000000400000-0x000000000041B000-memory.dmp
              Filesize

              108KB

            • memory/1312-158-0x0000000000400000-0x000000000041B000-memory.dmp
              Filesize

              108KB

            • memory/1560-171-0x0000000000400000-0x0000000000415000-memory.dmp
              Filesize

              84KB

            • memory/1560-173-0x0000000000400000-0x0000000000415000-memory.dmp
              Filesize

              84KB

            • memory/1560-169-0x0000000000400000-0x0000000000415000-memory.dmp
              Filesize

              84KB

            • memory/1560-168-0x0000000000000000-mapping.dmp
            • memory/2140-135-0x0000000000000000-mapping.dmp
            • memory/2148-162-0x0000000000000000-mapping.dmp
            • memory/2148-163-0x0000000000400000-0x0000000000459000-memory.dmp
              Filesize

              356KB

            • memory/2148-165-0x0000000000400000-0x0000000000459000-memory.dmp
              Filesize

              356KB

            • memory/2148-167-0x0000000000400000-0x0000000000459000-memory.dmp
              Filesize

              356KB

            • memory/3548-155-0x0000000075170000-0x0000000075721000-memory.dmp
              Filesize

              5.7MB

            • memory/3548-145-0x0000000000000000-mapping.dmp
            • memory/3548-150-0x0000000075170000-0x0000000075721000-memory.dmp
              Filesize

              5.7MB

            • memory/3556-154-0x0000000075170000-0x0000000075721000-memory.dmp
              Filesize

              5.7MB

            • memory/3556-156-0x0000000075170000-0x0000000075721000-memory.dmp
              Filesize

              5.7MB

            • memory/3556-141-0x0000000000000000-mapping.dmp
            • memory/3556-147-0x0000000075170000-0x0000000075721000-memory.dmp
              Filesize

              5.7MB

            • memory/4224-140-0x0000000075170000-0x0000000075721000-memory.dmp
              Filesize

              5.7MB

            • memory/4224-137-0x0000000000000000-mapping.dmp
            • memory/4224-138-0x0000000000400000-0x00000000004F0000-memory.dmp
              Filesize

              960KB

            • memory/4224-144-0x0000000075170000-0x0000000075721000-memory.dmp
              Filesize

              5.7MB

            • memory/5036-134-0x0000000000000000-mapping.dmp