Analysis

  • max time kernel
    78s
  • max time network
    208s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2022 01:48

General

  • Target

    07e52b0226c85aa7ebc161b23dd4eb042336649c6d1f1b8db00019d718cca0e3.exe

  • Size

    652KB

  • MD5

    eeb87b54cc319c4f3bfa0e33ddbab8fb

  • SHA1

    fc84117ba96a70061eff00b0e77ab708e56ff1ec

  • SHA256

    07e52b0226c85aa7ebc161b23dd4eb042336649c6d1f1b8db00019d718cca0e3

  • SHA512

    9566c6c18609a66c07949d482248694a0d58118117efb38abe107bcc199bca468ff55b961788d98a6184622a85d8563100b1e18ec59cc1f0a52f3d5eb0ce2241

  • SSDEEP

    12288:ZgFiFtvwtPLiGovBslF+bxfqadYMVh4qCAs4SCfgGEX:ZhXQjlQilFwxfGydCESAw

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.krippspharmacy.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    12Durex@

Signatures

  • HawkEye

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

  • Executes dropped EXE 2 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • 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
  • 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 3 IoCs

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

  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 60 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\07e52b0226c85aa7ebc161b23dd4eb042336649c6d1f1b8db00019d718cca0e3.exe
    "C:\Users\Admin\AppData\Local\Temp\07e52b0226c85aa7ebc161b23dd4eb042336649c6d1f1b8db00019d718cca0e3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1940
    • C:\Users\Admin\AppData\Local\Temp\07e52b0226c85aa7ebc161b23dd4eb042336649c6d1f1b8db00019d718cca0e3.exe
      "C:\Users\Admin\AppData\Local\Temp\07e52b0226c85aa7ebc161b23dd4eb042336649c6d1f1b8db00019d718cca0e3.exe"
      2⤵
        PID:900
      • C:\Users\Admin\AppData\Local\Temp\07e52b0226c85aa7ebc161b23dd4eb042336649c6d1f1b8db00019d718cca0e3.exe
        "C:\Users\Admin\AppData\Local\Temp\07e52b0226c85aa7ebc161b23dd4eb042336649c6d1f1b8db00019d718cca0e3.exe"
        2⤵
          PID:1760
        • C:\Users\Admin\AppData\Local\Temp\07e52b0226c85aa7ebc161b23dd4eb042336649c6d1f1b8db00019d718cca0e3.exe
          "C:\Users\Admin\AppData\Local\Temp\07e52b0226c85aa7ebc161b23dd4eb042336649c6d1f1b8db00019d718cca0e3.exe"
          2⤵
            PID:768
          • C:\Users\Admin\AppData\Local\Temp\07e52b0226c85aa7ebc161b23dd4eb042336649c6d1f1b8db00019d718cca0e3.exe
            "C:\Users\Admin\AppData\Local\Temp\07e52b0226c85aa7ebc161b23dd4eb042336649c6d1f1b8db00019d718cca0e3.exe"
            2⤵
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:868
            • 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 use of WriteProcessMemory
              PID:1416
              • C:\Users\Admin\AppData\Roaming\Windows Update.exe
                "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
                4⤵
                • Executes dropped EXE
                • Deletes itself
                • 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:1876
                • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
                  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" -f "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
                  5⤵
                  • Accesses Microsoft Outlook accounts
                  • Suspicious use of AdjustPrivilegeToken
                  PID:2012
                • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
                  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" -f "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
                  5⤵
                  • Suspicious use of AdjustPrivilegeToken
                  PID:900

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          102B

          MD5

          8afe6ca131859139d943cbbac4a88acb

          SHA1

          7812fd333cb4f56ba64fe0d3c2cb1265cb459f2b

          SHA256

          20236f506bc055e3d4814ebcd20a5f5cf3cd9b23571e6110e86c7251f2a05260

          SHA512

          99bc4c99c0254f7d37aa1a5a4c478ee84e83f06b991c511ff865fca9879244ef228b6863626228f8fa1beaf875f351d39a480fb4da7d5cf64692c64a08e01450

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

          400B

          MD5

          de4e5ff058882957cf8a3b5f839a031f

          SHA1

          0b3d8279120fb5fa27efbd9eee89695aa040fc24

          SHA256

          ef54f46b9f1e342fc12e035ae94f57c61ea4e8be4e116f0a1c6f86310f400f49

          SHA512

          a6b0d557e9eec4e56630e5ba64495df318f4fd959fffbdcbf77831185b067906917c9117a0ecd6ac817c7860d5d831cce15820d715657d81e2d817d9fab9fb72

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

          329B

          MD5

          f8ddf0fe04f214d64c3e5094ed622858

          SHA1

          245a91a1c968c45820fbbb319c1bcfc98b01b04e

          SHA256

          f73d76c930aa76b78390a50ee72b9169c7064b9e1256de76ab9ffb43bca8f5d3

          SHA512

          e6385a3d47f8969f2079ae28a4e2753c2da60e37601ebd15049e21f1490e7a1ec760a3cc6c8b75a8049aa8a08735a9f24187d7ad13c6ac8d4a5510dc88718900

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

          652KB

          MD5

          eeb87b54cc319c4f3bfa0e33ddbab8fb

          SHA1

          fc84117ba96a70061eff00b0e77ab708e56ff1ec

          SHA256

          07e52b0226c85aa7ebc161b23dd4eb042336649c6d1f1b8db00019d718cca0e3

          SHA512

          9566c6c18609a66c07949d482248694a0d58118117efb38abe107bcc199bca468ff55b961788d98a6184622a85d8563100b1e18ec59cc1f0a52f3d5eb0ce2241

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

          652KB

          MD5

          eeb87b54cc319c4f3bfa0e33ddbab8fb

          SHA1

          fc84117ba96a70061eff00b0e77ab708e56ff1ec

          SHA256

          07e52b0226c85aa7ebc161b23dd4eb042336649c6d1f1b8db00019d718cca0e3

          SHA512

          9566c6c18609a66c07949d482248694a0d58118117efb38abe107bcc199bca468ff55b961788d98a6184622a85d8563100b1e18ec59cc1f0a52f3d5eb0ce2241

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

          652KB

          MD5

          eeb87b54cc319c4f3bfa0e33ddbab8fb

          SHA1

          fc84117ba96a70061eff00b0e77ab708e56ff1ec

          SHA256

          07e52b0226c85aa7ebc161b23dd4eb042336649c6d1f1b8db00019d718cca0e3

          SHA512

          9566c6c18609a66c07949d482248694a0d58118117efb38abe107bcc199bca468ff55b961788d98a6184622a85d8563100b1e18ec59cc1f0a52f3d5eb0ce2241

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

          652KB

          MD5

          eeb87b54cc319c4f3bfa0e33ddbab8fb

          SHA1

          fc84117ba96a70061eff00b0e77ab708e56ff1ec

          SHA256

          07e52b0226c85aa7ebc161b23dd4eb042336649c6d1f1b8db00019d718cca0e3

          SHA512

          9566c6c18609a66c07949d482248694a0d58118117efb38abe107bcc199bca468ff55b961788d98a6184622a85d8563100b1e18ec59cc1f0a52f3d5eb0ce2241

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

          652KB

          MD5

          eeb87b54cc319c4f3bfa0e33ddbab8fb

          SHA1

          fc84117ba96a70061eff00b0e77ab708e56ff1ec

          SHA256

          07e52b0226c85aa7ebc161b23dd4eb042336649c6d1f1b8db00019d718cca0e3

          SHA512

          9566c6c18609a66c07949d482248694a0d58118117efb38abe107bcc199bca468ff55b961788d98a6184622a85d8563100b1e18ec59cc1f0a52f3d5eb0ce2241

        • memory/868-70-0x00000000742E0000-0x000000007488B000-memory.dmp
          Filesize

          5.7MB

        • memory/868-59-0x0000000000400000-0x0000000000522000-memory.dmp
          Filesize

          1.1MB

        • memory/868-57-0x0000000000400000-0x0000000000522000-memory.dmp
          Filesize

          1.1MB

        • memory/868-56-0x0000000000400000-0x0000000000522000-memory.dmp
          Filesize

          1.1MB

        • memory/868-65-0x0000000000400000-0x0000000000522000-memory.dmp
          Filesize

          1.1MB

        • memory/868-67-0x0000000000400000-0x0000000000522000-memory.dmp
          Filesize

          1.1MB

        • memory/868-63-0x000000000051BB5E-mapping.dmp
        • memory/868-62-0x0000000000400000-0x0000000000522000-memory.dmp
          Filesize

          1.1MB

        • memory/868-76-0x00000000742E0000-0x000000007488B000-memory.dmp
          Filesize

          5.7MB

        • memory/868-61-0x0000000000400000-0x0000000000522000-memory.dmp
          Filesize

          1.1MB

        • memory/900-125-0x0000000000400000-0x000000000048B000-memory.dmp
          Filesize

          556KB

        • memory/900-124-0x0000000000400000-0x000000000048B000-memory.dmp
          Filesize

          556KB

        • memory/900-127-0x0000000000400000-0x000000000048B000-memory.dmp
          Filesize

          556KB

        • memory/900-121-0x0000000000460E2D-mapping.dmp
        • memory/900-120-0x0000000000400000-0x000000000048B000-memory.dmp
          Filesize

          556KB

        • memory/900-119-0x0000000000400000-0x000000000048B000-memory.dmp
          Filesize

          556KB

        • memory/900-117-0x0000000000400000-0x000000000048B000-memory.dmp
          Filesize

          556KB

        • memory/900-115-0x0000000000400000-0x000000000048B000-memory.dmp
          Filesize

          556KB

        • memory/900-113-0x0000000000400000-0x000000000048B000-memory.dmp
          Filesize

          556KB

        • memory/900-112-0x0000000000400000-0x000000000048B000-memory.dmp
          Filesize

          556KB

        • memory/1416-72-0x0000000000000000-mapping.dmp
        • memory/1416-92-0x00000000742E0000-0x000000007488B000-memory.dmp
          Filesize

          5.7MB

        • memory/1876-85-0x000000000051BB5E-mapping.dmp
        • memory/1876-95-0x00000000742E0000-0x000000007488B000-memory.dmp
          Filesize

          5.7MB

        • memory/1876-93-0x00000000742E0000-0x000000007488B000-memory.dmp
          Filesize

          5.7MB

        • memory/1940-69-0x00000000742E0000-0x000000007488B000-memory.dmp
          Filesize

          5.7MB

        • memory/1940-55-0x00000000742E0000-0x000000007488B000-memory.dmp
          Filesize

          5.7MB

        • memory/1940-54-0x00000000753C1000-0x00000000753C3000-memory.dmp
          Filesize

          8KB

        • memory/2012-99-0x0000000000400000-0x000000000048E000-memory.dmp
          Filesize

          568KB

        • memory/2012-108-0x0000000000400000-0x000000000048E000-memory.dmp
          Filesize

          568KB

        • memory/2012-103-0x0000000000400000-0x000000000048E000-memory.dmp
          Filesize

          568KB

        • memory/2012-101-0x0000000000400000-0x000000000048E000-memory.dmp
          Filesize

          568KB

        • memory/2012-97-0x0000000000400000-0x000000000048E000-memory.dmp
          Filesize

          568KB

        • memory/2012-104-0x0000000000400000-0x000000000048E000-memory.dmp
          Filesize

          568KB

        • memory/2012-96-0x0000000000400000-0x000000000048E000-memory.dmp
          Filesize

          568KB

        • memory/2012-105-0x0000000000462B6D-mapping.dmp
        • memory/2012-110-0x0000000000400000-0x000000000048E000-memory.dmp
          Filesize

          568KB

        • memory/2012-109-0x0000000000400000-0x000000000048E000-memory.dmp
          Filesize

          568KB