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Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    11/10/2022, 14:48

General

  • Target

    74baf1c40d6ccbdb43fb0da5ccd00b7c3ca11698117577da0ba3e2c5d015af1b.exe

  • Size

    20KB

  • MD5

    6741cb540e2f76726ad89c77bdeecfe0

  • SHA1

    0e89a7a37c349a1f2f26f3240b30d2bde24b3954

  • SHA256

    74baf1c40d6ccbdb43fb0da5ccd00b7c3ca11698117577da0ba3e2c5d015af1b

  • SHA512

    813b9dc051a8105e526562789d95e8cf493426977bd5f4fc0146351075198be24c3d68debea39a444df67430f5963a0de374fdf7883fec9b25f39085dbfd3cdd

  • SSDEEP

    192:1l5E3krTuntKy0peHDfCpHfBv+I4QwXt9V+jqu0G5KDJB8S:1M3PnQoHDCpHf4I4Qwdc0G5KDJ+S

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 5 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • Drops autorun.inf file 1 TTPs 26 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Windows directory 8 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 36 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\74baf1c40d6ccbdb43fb0da5ccd00b7c3ca11698117577da0ba3e2c5d015af1b.exe
    "C:\Users\Admin\AppData\Local\Temp\74baf1c40d6ccbdb43fb0da5ccd00b7c3ca11698117577da0ba3e2c5d015af1b.exe"
    1⤵
    • Drops file in Drivers directory
    • Loads dropped DLL
    • Drops file in Windows directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1492
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" C:\Windows\AE 0124 BE.gif
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1488
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1488 CREDAT:275457 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1936
    • C:\Windows\SysWOW64\drivers\winlogon.exe
      "C:\Windows\System32\drivers\winlogon.exe"
      2⤵
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops autorun.inf file
      • Drops file in Windows directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:556
      • C:\Windows\AE 0124 BE.exe
        "C:\Windows\AE 0124 BE.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:696
      • C:\Windows\SysWOW64\drivers\winlogon.exe
        "C:\Windows\System32\drivers\winlogon.exe"
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in Windows directory
        • Suspicious use of SetWindowsHookEx
        PID:544

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\TN5IL0PO.txt

    Filesize

    608B

    MD5

    b04d1eabcb912e5a32ab094f5529a7ae

    SHA1

    54d886482872b61da45ec4d37df8a6f75bd1bb72

    SHA256

    8a84f0fdf71f0833d0969c4989bf2280cd4e0fcf37d3c10b169afcaa0396d380

    SHA512

    27bd4735192a31f438d4a6b7d2d34780d0c74f0813c86731fa83e6f9e584a235ab464e097b19b35ce9976930e61147ff34ac0c8953467aca6f39df36d00c89a8

  • C:\Windows\AE 0124 BE.exe

    Filesize

    40KB

    MD5

    aa4c0c40bc00706a18b6b1e36b7d7472

    SHA1

    1b3ef376323f6159572366ccab25f091ab509eac

    SHA256

    8c6732f76082c6d3e2f2dc9e4ba262ecf105808ebfe0c5661d71ad54556faac4

    SHA512

    c162cbfc976ba446cd30fadf99a8c8a0cf65cb7c4bb3857b4c915ce392ca7422d0771baee93e1a95036a5aa3d0fff0ca25532a65bc6f885531657d4c4ec1eaf7

  • C:\Windows\AE 0124 BE.gif

    Filesize

    20KB

    MD5

    6d721f5c5a9f023b5958f69f5a621d1a

    SHA1

    a8e8d91b18e095a0fc69695d12dd06fc40d7cdd1

    SHA256

    798c3b8b7fdc4e0a63e5f0b91a9a7251e1f10b8a83abc66b2dd22c4348cea293

    SHA512

    36642fe163416738878a33e2c0cf8ecddca3a0e84a9d046593285e790ed4f5cd48320fde80e0e370c2baeb4048aefd71c6528306e15bce23e15fa177d7ea1ef5

  • C:\Windows\Msvbvm60.dll

    Filesize

    1.3MB

    MD5

    5343a19c618bc515ceb1695586c6c137

    SHA1

    4dedae8cbde066f31c8e6b52c0baa3f8b1117742

    SHA256

    2246b4feae199408ea66d4a90c1589026f4a5800ce5a28e583b94506a8a73dce

    SHA512

    708d8a252a167fa94e3e1a49e2630d07613ff75a9a3e779a0c1fcbec44aa853a68c401f31a2b84152f46a05f7d93f4e5e502afc7a60236a22ac58dea73fa5606

  • C:\Windows\SysWOW64\drivers\MSVBVM60.DLL

    Filesize

    1.3MB

    MD5

    5343a19c618bc515ceb1695586c6c137

    SHA1

    4dedae8cbde066f31c8e6b52c0baa3f8b1117742

    SHA256

    2246b4feae199408ea66d4a90c1589026f4a5800ce5a28e583b94506a8a73dce

    SHA512

    708d8a252a167fa94e3e1a49e2630d07613ff75a9a3e779a0c1fcbec44aa853a68c401f31a2b84152f46a05f7d93f4e5e502afc7a60236a22ac58dea73fa5606

  • C:\Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    aa4c0c40bc00706a18b6b1e36b7d7472

    SHA1

    1b3ef376323f6159572366ccab25f091ab509eac

    SHA256

    8c6732f76082c6d3e2f2dc9e4ba262ecf105808ebfe0c5661d71ad54556faac4

    SHA512

    c162cbfc976ba446cd30fadf99a8c8a0cf65cb7c4bb3857b4c915ce392ca7422d0771baee93e1a95036a5aa3d0fff0ca25532a65bc6f885531657d4c4ec1eaf7

  • C:\Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    aa4c0c40bc00706a18b6b1e36b7d7472

    SHA1

    1b3ef376323f6159572366ccab25f091ab509eac

    SHA256

    8c6732f76082c6d3e2f2dc9e4ba262ecf105808ebfe0c5661d71ad54556faac4

    SHA512

    c162cbfc976ba446cd30fadf99a8c8a0cf65cb7c4bb3857b4c915ce392ca7422d0771baee93e1a95036a5aa3d0fff0ca25532a65bc6f885531657d4c4ec1eaf7

  • C:\Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    aa4c0c40bc00706a18b6b1e36b7d7472

    SHA1

    1b3ef376323f6159572366ccab25f091ab509eac

    SHA256

    8c6732f76082c6d3e2f2dc9e4ba262ecf105808ebfe0c5661d71ad54556faac4

    SHA512

    c162cbfc976ba446cd30fadf99a8c8a0cf65cb7c4bb3857b4c915ce392ca7422d0771baee93e1a95036a5aa3d0fff0ca25532a65bc6f885531657d4c4ec1eaf7

  • \??\c:\B1uv3nth3x1.diz

    Filesize

    25B

    MD5

    589b6886a49054d03b739309a1de9fcc

    SHA1

    0ec1dff7a03f13dea28eea5e754d5b0e5e1dc308

    SHA256

    564815feb9c5bdadb145cd0d16738c4e5fbc6a46cf65c62ac6a985c43d1939e8

    SHA512

    4b6f567398863aba39eec00e9f071364b79d5c29867b93fb968725e10e33a9bfff60f8ab6acceae44e715a35ec7139d12da06c33fa074b6be02ff5357c53c0eb

  • \Windows\SysWOW64\drivers\Msvbvm60.dll

    Filesize

    1.3MB

    MD5

    5343a19c618bc515ceb1695586c6c137

    SHA1

    4dedae8cbde066f31c8e6b52c0baa3f8b1117742

    SHA256

    2246b4feae199408ea66d4a90c1589026f4a5800ce5a28e583b94506a8a73dce

    SHA512

    708d8a252a167fa94e3e1a49e2630d07613ff75a9a3e779a0c1fcbec44aa853a68c401f31a2b84152f46a05f7d93f4e5e502afc7a60236a22ac58dea73fa5606

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    aa4c0c40bc00706a18b6b1e36b7d7472

    SHA1

    1b3ef376323f6159572366ccab25f091ab509eac

    SHA256

    8c6732f76082c6d3e2f2dc9e4ba262ecf105808ebfe0c5661d71ad54556faac4

    SHA512

    c162cbfc976ba446cd30fadf99a8c8a0cf65cb7c4bb3857b4c915ce392ca7422d0771baee93e1a95036a5aa3d0fff0ca25532a65bc6f885531657d4c4ec1eaf7

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    aa4c0c40bc00706a18b6b1e36b7d7472

    SHA1

    1b3ef376323f6159572366ccab25f091ab509eac

    SHA256

    8c6732f76082c6d3e2f2dc9e4ba262ecf105808ebfe0c5661d71ad54556faac4

    SHA512

    c162cbfc976ba446cd30fadf99a8c8a0cf65cb7c4bb3857b4c915ce392ca7422d0771baee93e1a95036a5aa3d0fff0ca25532a65bc6f885531657d4c4ec1eaf7

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    aa4c0c40bc00706a18b6b1e36b7d7472

    SHA1

    1b3ef376323f6159572366ccab25f091ab509eac

    SHA256

    8c6732f76082c6d3e2f2dc9e4ba262ecf105808ebfe0c5661d71ad54556faac4

    SHA512

    c162cbfc976ba446cd30fadf99a8c8a0cf65cb7c4bb3857b4c915ce392ca7422d0771baee93e1a95036a5aa3d0fff0ca25532a65bc6f885531657d4c4ec1eaf7

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    aa4c0c40bc00706a18b6b1e36b7d7472

    SHA1

    1b3ef376323f6159572366ccab25f091ab509eac

    SHA256

    8c6732f76082c6d3e2f2dc9e4ba262ecf105808ebfe0c5661d71ad54556faac4

    SHA512

    c162cbfc976ba446cd30fadf99a8c8a0cf65cb7c4bb3857b4c915ce392ca7422d0771baee93e1a95036a5aa3d0fff0ca25532a65bc6f885531657d4c4ec1eaf7

  • memory/1492-56-0x0000000075921000-0x0000000075923000-memory.dmp

    Filesize

    8KB