Analysis

  • max time kernel
    139s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-10-2022 07:08

General

  • Target

    9c6a13e811d277c4e407f6f5921dddd2dfbeaf6cf0cb2bb0d8c8e22da368f479.exe

  • Size

    137KB

  • MD5

    64721339ce9d9101672cf9f83c9ebf46

  • SHA1

    07bb239e104cc6ade91fb2ea6b28d8215b4d50c2

  • SHA256

    9c6a13e811d277c4e407f6f5921dddd2dfbeaf6cf0cb2bb0d8c8e22da368f479

  • SHA512

    9d503b9c61066c66688fc69ebe8ab200ecbc07a1e240fccdf646705b87c939ebd3ba8e80cf7cea89400742577a9e5ece271e07a93e5bfed758d3d5a34e276f31

  • SSDEEP

    3072:tEsUqjkvgA+rROXqDvZ4e/hCL3CQ9vnkuOfpYoizXKv6tF/JQEgUlW:xpjqgAvsR4e5CL3C+vdOfppIXKSNrpU

Score
6/10

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 25 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 28 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9c6a13e811d277c4e407f6f5921dddd2dfbeaf6cf0cb2bb0d8c8e22da368f479.exe
    "C:\Users\Admin\AppData\Local\Temp\9c6a13e811d277c4e407f6f5921dddd2dfbeaf6cf0cb2bb0d8c8e22da368f479.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1792
    • C:\Users\Admin\AppData\Local\Temp\9c6a13e811d277c4e407f6f5921dddd2dfbeaf6cf0cb2bb0d8c8e22da368f479.exe
      "C:\Users\Admin\AppData\Local\Temp\9c6a13e811d277c4e407f6f5921dddd2dfbeaf6cf0cb2bb0d8c8e22da368f479.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:3980
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Windows\system32\svchost.exe"
        3⤵
        • Enumerates connected drives
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:324
        • C:\Windows\SysWOW64\mspaint.exe
          "C:\Windows\system32\mspaint.exe"
          4⤵
          • Adds Run key to start application
          • Enumerates connected drives
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:4896
      • C:\Users\Admin\AppData\Local\Temp\9c6a13e811d277c4e407f6f5921dddd2dfbeaf6cf0cb2bb0d8c8e22da368f479.exe
        "C:\Users\Admin\AppData\Local\Temp\9c6a13e811d277c4e407f6f5921dddd2dfbeaf6cf0cb2bb0d8c8e22da368f479.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2872
        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
          "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
          4⤵
          • Adds Run key to start application
          • Enumerates connected drives
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2256
          • C:\Program Files\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
            5⤵
            • Modifies Internet Explorer settings
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:2608
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2608 CREDAT:17410 /prefetch:2
              6⤵
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:3168
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService
    1⤵
      PID:692

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

      Filesize

      471B

      MD5

      7de3527d962389a61a0825bebf9031b7

      SHA1

      ffc04b363ec1d3976e454446827d36813002a9b7

      SHA256

      63db191be3bdce3f969a6f457edaa2bf5c9ec863a311540d719ad80ca9ce4a19

      SHA512

      57220b86487cefb01b4c2b9b904a147ea35133f490d5da092dbf10e1568c14a2f1359ed36529edc779335a9f4530c25a67d2065620379eec0e682b03389ae91d

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

      Filesize

      404B

      MD5

      a9804e6bbbeccd6f44f6df0b12bd3819

      SHA1

      41348007dc8df4cd6a1fd3b21564080a733f3eba

      SHA256

      7fee21cae5ed100f9cf4ed2bbac6ddaf8c95431994357aa26fb544e3e800d9ab

      SHA512

      5687c6e56ac6890a7e083d3e4adec0da4b98827311315330b5dc8ec0fa314c41b2e0f314b947592db639cfadecdf51738fbe3ee80477efa8f44b04c6bfa22194

    • memory/324-144-0x0000000000120000-0x0000000000141000-memory.dmp

      Filesize

      132KB

    • memory/324-150-0x0000000000120000-0x0000000000141000-memory.dmp

      Filesize

      132KB

    • memory/324-138-0x0000000000000000-mapping.dmp

    • memory/324-148-0x0000000002630000-0x000000000267E000-memory.dmp

      Filesize

      312KB

    • memory/1792-132-0x0000000000400000-0x0000000000438000-memory.dmp

      Filesize

      224KB

    • memory/1792-136-0x0000000000400000-0x0000000000438000-memory.dmp

      Filesize

      224KB

    • memory/2872-145-0x0000000000400000-0x000000000044E000-memory.dmp

      Filesize

      312KB

    • memory/2872-142-0x0000000000400000-0x000000000044E000-memory.dmp

      Filesize

      312KB

    • memory/2872-140-0x0000000000400000-0x000000000044E000-memory.dmp

      Filesize

      312KB

    • memory/2872-147-0x0000000000400000-0x000000000044E000-memory.dmp

      Filesize

      312KB

    • memory/2872-139-0x0000000000000000-mapping.dmp

    • memory/3980-146-0x0000000000400000-0x0000000000421000-memory.dmp

      Filesize

      132KB

    • memory/3980-137-0x0000000000400000-0x0000000000421000-memory.dmp

      Filesize

      132KB

    • memory/3980-134-0x0000000000400000-0x0000000000421000-memory.dmp

      Filesize

      132KB

    • memory/3980-133-0x0000000000000000-mapping.dmp

    • memory/4896-143-0x0000000000000000-mapping.dmp

    • memory/4896-149-0x00000000034D0000-0x000000000351E000-memory.dmp

      Filesize

      312KB

    • memory/4896-151-0x00000000034D0000-0x000000000351E000-memory.dmp

      Filesize

      312KB