Analysis

  • max time kernel
    151s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2022 11:47

General

  • Target

    2014-12-22 #32/639d9e895b7e220be010b3c90432b6d0.exe

  • Size

    1.4MB

  • MD5

    639d9e895b7e220be010b3c90432b6d0

  • SHA1

    fdf9ea893a647f80481968c103a9285907f07af7

  • SHA256

    86a96daccfc0cce3214bf87fd935cbdaaf7db855b6a79bde2050277851329b25

  • SHA512

    a89f0c47ba2cf47ee8f391e36f74e678756d6f10cd55d26e0d4e296e7de3b4a468670306927a85bd669fc047eb068847118c13e974ff1b010d288fe776d55f9c

  • SSDEEP

    24576:W1U1se/YFeAgAI/y8YsAm85tKgB68IU86OpjY3g2+rKQfzFsFfknVPpeEtjYF+:J/YFxI/cw8P1sjfHrHzFLj

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 6 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 18 IoCs
  • Executes dropped EXE 5 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 2 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\2014-12-22 #32\639d9e895b7e220be010b3c90432b6d0.exe
    "C:\Users\Admin\AppData\Local\Temp\2014-12-22 #32\639d9e895b7e220be010b3c90432b6d0.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2404
    • C:\Windows\SysWOW64\CMD.exe
      "CMD"
      2⤵
        PID:4768
      • C:\Windows\SysWOW64\CMD.exe
        "CMD"
        2⤵
          PID:5060
        • C:\Users\Admin\AppData\Local\Temp\2014-12-22 #32\639d9e895b7e220be010b3c90432b6d0.exe
          "C:\Users\Admin\AppData\Local\Temp\2014-12-22 #32\639d9e895b7e220be010b3c90432b6d0.exe"
          2⤵
          • Executes dropped EXE
          • Checks computer location settings
          • Suspicious use of WriteProcessMemory
          PID:4284
          • 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:2044
        • C:\Users\Admin\AppData\Local\Temp\2014-12-22 #32\639d9e895b7e220be010b3c90432b6d0.exe
          "C:\Users\Admin\AppData\Local\Temp\2014-12-22 #32\639d9e895b7e220be010b3c90432b6d0.exe"
          2⤵
          • Executes dropped EXE
          PID:4116
        • C:\Users\Admin\AppData\Local\Temp\2014-12-22 #32\639d9e895b7e220be010b3c90432b6d0.exe
          "C:\Users\Admin\AppData\Local\Temp\2014-12-22 #32\639d9e895b7e220be010b3c90432b6d0.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:3872
          • 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:2292
          • 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:3252
            • 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:4584
              • 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:1620
              • C:\Users\Admin\AppData\Local\Temp\2014-12-22 #32\639d9e895b7e220be010b3c90432b6d0.exe
                "C:\Users\Admin\AppData\Local\Temp\2014-12-22 #32\639d9e895b7e220be010b3c90432b6d0.exe"
                2⤵
                • Executes dropped EXE
                PID:3564

            Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\639d9e895b7e220be010b3c90432b6d0.exe.log

              Filesize

              774B

              MD5

              049b2c7e274ebb68f3ada1961c982a22

              SHA1

              796b9f03c8cd94617ea26aaf861af9fb2a5731db

              SHA256

              5c69c41dceda1bb32d4054d6b483bb3e3af84c8cf0a6191c79068168a1d506b3

              SHA512

              fb2ee642e1401772d514e86b0b8dd117659335066242e85c158b40e8912572f2bd7b9a0f63f9b9f4d7a2e051579345215f6b1f147881f3d1e78f335c45d78ebf

            • C:\Users\Admin\AppData\Local\Temp\2014-12-22 #32\639d9e895b7e220be010b3c90432b6d0.exe

              Filesize

              1.4MB

              MD5

              639d9e895b7e220be010b3c90432b6d0

              SHA1

              fdf9ea893a647f80481968c103a9285907f07af7

              SHA256

              86a96daccfc0cce3214bf87fd935cbdaaf7db855b6a79bde2050277851329b25

              SHA512

              a89f0c47ba2cf47ee8f391e36f74e678756d6f10cd55d26e0d4e296e7de3b4a468670306927a85bd669fc047eb068847118c13e974ff1b010d288fe776d55f9c

            • C:\Users\Admin\AppData\Local\Temp\2014-12-22 #32\639d9e895b7e220be010b3c90432b6d0.exe

              Filesize

              1.4MB

              MD5

              639d9e895b7e220be010b3c90432b6d0

              SHA1

              fdf9ea893a647f80481968c103a9285907f07af7

              SHA256

              86a96daccfc0cce3214bf87fd935cbdaaf7db855b6a79bde2050277851329b25

              SHA512

              a89f0c47ba2cf47ee8f391e36f74e678756d6f10cd55d26e0d4e296e7de3b4a468670306927a85bd669fc047eb068847118c13e974ff1b010d288fe776d55f9c

            • C:\Users\Admin\AppData\Local\Temp\2014-12-22 #32\639d9e895b7e220be010b3c90432b6d0.exe

              Filesize

              1.4MB

              MD5

              639d9e895b7e220be010b3c90432b6d0

              SHA1

              fdf9ea893a647f80481968c103a9285907f07af7

              SHA256

              86a96daccfc0cce3214bf87fd935cbdaaf7db855b6a79bde2050277851329b25

              SHA512

              a89f0c47ba2cf47ee8f391e36f74e678756d6f10cd55d26e0d4e296e7de3b4a468670306927a85bd669fc047eb068847118c13e974ff1b010d288fe776d55f9c

            • C:\Users\Admin\AppData\Local\Temp\2014-12-22 #32\639d9e895b7e220be010b3c90432b6d0.exe

              Filesize

              1.4MB

              MD5

              639d9e895b7e220be010b3c90432b6d0

              SHA1

              fdf9ea893a647f80481968c103a9285907f07af7

              SHA256

              86a96daccfc0cce3214bf87fd935cbdaaf7db855b6a79bde2050277851329b25

              SHA512

              a89f0c47ba2cf47ee8f391e36f74e678756d6f10cd55d26e0d4e296e7de3b4a468670306927a85bd669fc047eb068847118c13e974ff1b010d288fe776d55f9c

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

              Filesize

              85B

              MD5

              c06bcfa3166ebf017720334130da7d14

              SHA1

              d2a018df68172c10c774eda20d9b9c1a584979bf

              SHA256

              ddea2b00db3b961b7e587959d3bbd8d91914a581636b7022d8cafbc0400e5b65

              SHA512

              cebec56da1faa0c9714d46179ef39657c55675456efeb2878924eb977a19dd73a1f86271e3d27d574d6fd55eb4c68cfe8b445c4ea972ac9b474f2d8f8b4f50b2

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

              Filesize

              725B

              MD5

              8cd372c7ee1137e0917839fcea5064e7

              SHA1

              d3d725c8c09ddca3ea13112851d29bcc25d2a17b

              SHA256

              e21d345046c4f29a63882ed4466e0d549425bf6d0757adaa654d7f1d5d4029a4

              SHA512

              8f231202c24950c5ec25043bd9302fd43dab92c13375950cc8f7549c610a7a6957333e9bea4001bef46234a5b4772fa21f8a428b163aaf6315053d8044cd40b0

            • 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

              1.4MB

              MD5

              639d9e895b7e220be010b3c90432b6d0

              SHA1

              fdf9ea893a647f80481968c103a9285907f07af7

              SHA256

              86a96daccfc0cce3214bf87fd935cbdaaf7db855b6a79bde2050277851329b25

              SHA512

              a89f0c47ba2cf47ee8f391e36f74e678756d6f10cd55d26e0d4e296e7de3b4a468670306927a85bd669fc047eb068847118c13e974ff1b010d288fe776d55f9c

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

              Filesize

              1.4MB

              MD5

              639d9e895b7e220be010b3c90432b6d0

              SHA1

              fdf9ea893a647f80481968c103a9285907f07af7

              SHA256

              86a96daccfc0cce3214bf87fd935cbdaaf7db855b6a79bde2050277851329b25

              SHA512

              a89f0c47ba2cf47ee8f391e36f74e678756d6f10cd55d26e0d4e296e7de3b4a468670306927a85bd669fc047eb068847118c13e974ff1b010d288fe776d55f9c

            • memory/1620-180-0x0000000000000000-mapping.dmp

            • memory/1620-181-0x0000000000400000-0x000000000044F000-memory.dmp

              Filesize

              316KB

            • memory/1620-183-0x0000000000400000-0x000000000044F000-memory.dmp

              Filesize

              316KB

            • memory/1620-185-0x0000000000400000-0x000000000044F000-memory.dmp

              Filesize

              316KB

            • memory/2044-158-0x00000000017FD000-0x0000000001800000-memory.dmp

              Filesize

              12KB

            • memory/2044-146-0x0000000075590000-0x0000000075B41000-memory.dmp

              Filesize

              5.7MB

            • memory/2044-147-0x00000000017F6000-0x00000000017FB000-memory.dmp

              Filesize

              20KB

            • memory/2044-142-0x0000000000000000-mapping.dmp

            • memory/2044-159-0x0000000075590000-0x0000000075B41000-memory.dmp

              Filesize

              5.7MB

            • memory/2044-161-0x0000000075590000-0x0000000075B41000-memory.dmp

              Filesize

              5.7MB

            • memory/2292-162-0x0000000000000000-mapping.dmp

            • memory/2292-166-0x0000000000400000-0x000000000041B000-memory.dmp

              Filesize

              108KB

            • memory/2292-165-0x0000000000400000-0x000000000041B000-memory.dmp

              Filesize

              108KB

            • memory/2292-163-0x0000000000400000-0x000000000041B000-memory.dmp

              Filesize

              108KB

            • memory/2404-134-0x00000000006F3000-0x00000000006F8000-memory.dmp

              Filesize

              20KB

            • memory/2404-135-0x0000000075590000-0x0000000075B41000-memory.dmp

              Filesize

              5.7MB

            • memory/2404-133-0x0000000075590000-0x0000000075B41000-memory.dmp

              Filesize

              5.7MB

            • memory/3252-167-0x0000000000000000-mapping.dmp

            • memory/3252-173-0x0000000000400000-0x0000000000459000-memory.dmp

              Filesize

              356KB

            • memory/3252-171-0x0000000000400000-0x0000000000459000-memory.dmp

              Filesize

              356KB

            • memory/3252-170-0x0000000000400000-0x0000000000459000-memory.dmp

              Filesize

              356KB

            • memory/3252-168-0x0000000000400000-0x0000000000459000-memory.dmp

              Filesize

              356KB

            • memory/3564-150-0x0000000000000000-mapping.dmp

            • memory/3872-156-0x0000000075590000-0x0000000075B41000-memory.dmp

              Filesize

              5.7MB

            • memory/3872-160-0x0000000075590000-0x0000000075B41000-memory.dmp

              Filesize

              5.7MB

            • memory/3872-152-0x0000000000000000-mapping.dmp

            • memory/4116-148-0x0000000000000000-mapping.dmp

            • memory/4284-138-0x0000000000000000-mapping.dmp

            • memory/4284-145-0x0000000075590000-0x0000000075B41000-memory.dmp

              Filesize

              5.7MB

            • memory/4284-141-0x0000000075590000-0x0000000075B41000-memory.dmp

              Filesize

              5.7MB

            • memory/4284-139-0x0000000000400000-0x00000000004F0000-memory.dmp

              Filesize

              960KB

            • memory/4584-175-0x0000000000400000-0x0000000000415000-memory.dmp

              Filesize

              84KB

            • memory/4584-179-0x0000000000400000-0x0000000000415000-memory.dmp

              Filesize

              84KB

            • memory/4584-177-0x0000000000400000-0x0000000000415000-memory.dmp

              Filesize

              84KB

            • memory/4584-174-0x0000000000000000-mapping.dmp

            • memory/4768-136-0x0000000000000000-mapping.dmp

            • memory/5060-137-0x0000000000000000-mapping.dmp