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Overview

overview

8

Static

static

74baf1c40d...1b.exe

windows7-x64

8

74baf1c40d...1b.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    156s
  • max time network
    161s
  • 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, 14:48

Sharing

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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 6 IoCs
  • Executes dropped EXE 4 IoCs
  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Loads dropped DLL 3 IoCs
  • Drops desktop.ini file(s) 24 IoCs
  • Drops autorun.inf file 1 TTPs 27 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 64 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 41 IoCs
    adwarespyware
  • Modifies registry class 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 11 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\74baf1c40d6ccbdb43fb0da5ccd00b7c3ca11698117577da0ba3e2c5d015af1b.exe
    "C:\Users\Admin\AppData\Local\Temp\74baf1c40d6ccbdb43fb0da5ccd00b7c3ca11698117577da0ba3e2c5d015af1b.exe"
    1⤵
    • Drops file in Drivers directory
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:508
    • 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:4600
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4600 CREDAT:17410 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1152
    • C:\Windows\SysWOW64\drivers\winlogon.exe
      "C:\Windows\System32\drivers\winlogon.exe"
      2⤵
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Checks computer location settings
      • Drops autorun.inf file
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4576
      • C:\Windows\AE 0124 BE.exe
        "C:\Windows\AE 0124 BE.exe"
        3⤵
        • Executes dropped EXE
        • Checks computer location settings
        • Loads dropped DLL
        • Drops desktop.ini file(s)
        • Drops autorun.inf file
        • Drops file in System32 directory
        • Drops file in Windows directory
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2832
        • C:\Windows\SysWOW64\drivers\winlogon.exe
          "C:\Windows\System32\drivers\winlogon.exe"
          4⤵
          • Drops file in Drivers directory
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of SetWindowsHookEx
          PID:4708
      • C:\Windows\SysWOW64\drivers\winlogon.exe
        "C:\Windows\System32\drivers\winlogon.exe"
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetWindowsHookEx
        PID:4724

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

    Download Submit

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

    404B

    MD5

    e8a60e669753815c827d45a758e29259

    SHA1

    827507a5d5e9c75780f1cb1da5852bd7b061b46f

    SHA256

    881d4d5bebc59957998901f0dfc25b98aba782a2f452b67ac7b6f8281b9ff3f0

    SHA512

    f64320709063a3202e3a8239806aa6b45885fa2c4ddc6d42784cb1f4a24b148beb08856fbff0f85f6a06c2c8483bf2ad05657aeffea0ac8813a38e9c830f654b

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  • C:\Windows\AE 0124 BE.exe
    Filesize

    40KB

    MD5

    aa4c0c40bc00706a18b6b1e36b7d7472

    SHA1

    1b3ef376323f6159572366ccab25f091ab509eac

    SHA256

    8c6732f76082c6d3e2f2dc9e4ba262ecf105808ebfe0c5661d71ad54556faac4

    SHA512

    c162cbfc976ba446cd30fadf99a8c8a0cf65cb7c4bb3857b4c915ce392ca7422d0771baee93e1a95036a5aa3d0fff0ca25532a65bc6f885531657d4c4ec1eaf7

    Download Submit

  • C:\Windows\AE 0124 BE.exe
    Filesize

    40KB

    MD5

    aa4c0c40bc00706a18b6b1e36b7d7472

    SHA1

    1b3ef376323f6159572366ccab25f091ab509eac

    SHA256

    8c6732f76082c6d3e2f2dc9e4ba262ecf105808ebfe0c5661d71ad54556faac4

    SHA512

    c162cbfc976ba446cd30fadf99a8c8a0cf65cb7c4bb3857b4c915ce392ca7422d0771baee93e1a95036a5aa3d0fff0ca25532a65bc6f885531657d4c4ec1eaf7

    Download Submit

  • C:\Windows\AE 0124 BE.gif
    Filesize

    20KB

    MD5

    6d721f5c5a9f023b5958f69f5a621d1a

    SHA1

    a8e8d91b18e095a0fc69695d12dd06fc40d7cdd1

    SHA256

    798c3b8b7fdc4e0a63e5f0b91a9a7251e1f10b8a83abc66b2dd22c4348cea293

    SHA512

    36642fe163416738878a33e2c0cf8ecddca3a0e84a9d046593285e790ed4f5cd48320fde80e0e370c2baeb4048aefd71c6528306e15bce23e15fa177d7ea1ef5

    Download Submit

  • C:\Windows\AE 0124 BE.gif
    Filesize

    40KB

    MD5

    c1828ee3da08c40ff7f58a0f27c5e90c

    SHA1

    483d8aa5464e0161ddc9a40345d52f9390513b33

    SHA256

    e35deeb5139ea40f22b1dd1e1bcc2b79be75fc67dff03ae93dd848a13c19f026

    SHA512

    a8911f0f7998b9bc309f6c8968f90973d1d32c2e601bcbe309ccdd6ae50c34a30dc439ea68ca5a2a80bb546adfbb13e5b9fb0b833decd3a345093f757265d3c9

    Download Submit

  • C:\Windows\Msvbvm60.dll
    Filesize

    1.4MB

    MD5

    25f62c02619174b35851b0e0455b3d94

    SHA1

    4e8ee85157f1769f6e3f61c0acbe59072209da71

    SHA256

    898288bd3b21d0e7d5f406df2e0b69a5bbfa4f241baf29a2cdf8a3cf4d4619f2

    SHA512

    f4529fd9eca4e4696f7f06874866ff98a1447a9b0d3a20ef0de54d4d694e2497fd39c452f73fab9b8a02962a7b2b88d1e85f6e35c7cbcb9555003c6828bebc3a

    Download Submit

  • C:\Windows\Msvbvm60.dll
    Filesize

    1.4MB

    MD5

    25f62c02619174b35851b0e0455b3d94

    SHA1

    4e8ee85157f1769f6e3f61c0acbe59072209da71

    SHA256

    898288bd3b21d0e7d5f406df2e0b69a5bbfa4f241baf29a2cdf8a3cf4d4619f2

    SHA512

    f4529fd9eca4e4696f7f06874866ff98a1447a9b0d3a20ef0de54d4d694e2497fd39c452f73fab9b8a02962a7b2b88d1e85f6e35c7cbcb9555003c6828bebc3a

    Download Submit

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

    1.4MB

    MD5

    25f62c02619174b35851b0e0455b3d94

    SHA1

    4e8ee85157f1769f6e3f61c0acbe59072209da71

    SHA256

    898288bd3b21d0e7d5f406df2e0b69a5bbfa4f241baf29a2cdf8a3cf4d4619f2

    SHA512

    f4529fd9eca4e4696f7f06874866ff98a1447a9b0d3a20ef0de54d4d694e2497fd39c452f73fab9b8a02962a7b2b88d1e85f6e35c7cbcb9555003c6828bebc3a

    Download Submit

  • C:\Windows\SysWOW64\drivers\Msvbvm60.dll
    Filesize

    1.4MB

    MD5

    25f62c02619174b35851b0e0455b3d94

    SHA1

    4e8ee85157f1769f6e3f61c0acbe59072209da71

    SHA256

    898288bd3b21d0e7d5f406df2e0b69a5bbfa4f241baf29a2cdf8a3cf4d4619f2

    SHA512

    f4529fd9eca4e4696f7f06874866ff98a1447a9b0d3a20ef0de54d4d694e2497fd39c452f73fab9b8a02962a7b2b88d1e85f6e35c7cbcb9555003c6828bebc3a

    Download Submit

  • C:\Windows\SysWOW64\drivers\Msvbvm60.dll
    Filesize

    1.4MB

    MD5

    25f62c02619174b35851b0e0455b3d94

    SHA1

    4e8ee85157f1769f6e3f61c0acbe59072209da71

    SHA256

    898288bd3b21d0e7d5f406df2e0b69a5bbfa4f241baf29a2cdf8a3cf4d4619f2

    SHA512

    f4529fd9eca4e4696f7f06874866ff98a1447a9b0d3a20ef0de54d4d694e2497fd39c452f73fab9b8a02962a7b2b88d1e85f6e35c7cbcb9555003c6828bebc3a

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

    40KB

    MD5

    aa4c0c40bc00706a18b6b1e36b7d7472

    SHA1

    1b3ef376323f6159572366ccab25f091ab509eac

    SHA256

    8c6732f76082c6d3e2f2dc9e4ba262ecf105808ebfe0c5661d71ad54556faac4

    SHA512

    c162cbfc976ba446cd30fadf99a8c8a0cf65cb7c4bb3857b4c915ce392ca7422d0771baee93e1a95036a5aa3d0fff0ca25532a65bc6f885531657d4c4ec1eaf7

    Download Submit

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

    40KB

    MD5

    aa4c0c40bc00706a18b6b1e36b7d7472

    SHA1

    1b3ef376323f6159572366ccab25f091ab509eac

    SHA256

    8c6732f76082c6d3e2f2dc9e4ba262ecf105808ebfe0c5661d71ad54556faac4

    SHA512

    c162cbfc976ba446cd30fadf99a8c8a0cf65cb7c4bb3857b4c915ce392ca7422d0771baee93e1a95036a5aa3d0fff0ca25532a65bc6f885531657d4c4ec1eaf7

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

    40KB

    MD5

    aa4c0c40bc00706a18b6b1e36b7d7472

    SHA1

    1b3ef376323f6159572366ccab25f091ab509eac

    SHA256

    8c6732f76082c6d3e2f2dc9e4ba262ecf105808ebfe0c5661d71ad54556faac4

    SHA512

    c162cbfc976ba446cd30fadf99a8c8a0cf65cb7c4bb3857b4c915ce392ca7422d0771baee93e1a95036a5aa3d0fff0ca25532a65bc6f885531657d4c4ec1eaf7

    Download Submit

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

    40KB

    MD5

    aa4c0c40bc00706a18b6b1e36b7d7472

    SHA1

    1b3ef376323f6159572366ccab25f091ab509eac

    SHA256

    8c6732f76082c6d3e2f2dc9e4ba262ecf105808ebfe0c5661d71ad54556faac4

    SHA512

    c162cbfc976ba446cd30fadf99a8c8a0cf65cb7c4bb3857b4c915ce392ca7422d0771baee93e1a95036a5aa3d0fff0ca25532a65bc6f885531657d4c4ec1eaf7

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  • \??\c:\B1uv3nth3x1.diz
    Filesize

    25B

    MD5

    589b6886a49054d03b739309a1de9fcc

    SHA1

    0ec1dff7a03f13dea28eea5e754d5b0e5e1dc308

    SHA256

    564815feb9c5bdadb145cd0d16738c4e5fbc6a46cf65c62ac6a985c43d1939e8

    SHA512

    4b6f567398863aba39eec00e9f071364b79d5c29867b93fb968725e10e33a9bfff60f8ab6acceae44e715a35ec7139d12da06c33fa074b6be02ff5357c53c0eb

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  • \??\c:\B1uv3nth3x1.diz
    Filesize

    25B

    MD5

    589b6886a49054d03b739309a1de9fcc

    SHA1

    0ec1dff7a03f13dea28eea5e754d5b0e5e1dc308

    SHA256

    564815feb9c5bdadb145cd0d16738c4e5fbc6a46cf65c62ac6a985c43d1939e8

    SHA512

    4b6f567398863aba39eec00e9f071364b79d5c29867b93fb968725e10e33a9bfff60f8ab6acceae44e715a35ec7139d12da06c33fa074b6be02ff5357c53c0eb

    Download Submit