Analysis

  • max time kernel
    167s
  • max time network
    138s
  • 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

    17d1dd66980e93ea4b0225e24fbb5b8affe808fdd6b4e24c651d655377c63a9c.exe

  • Size

    20KB

  • MD5

    5ae356c0e6e632a3204815ea11af4370

  • SHA1

    799c875f919e59248737c97ed92c1504660ae96c

  • SHA256

    17d1dd66980e93ea4b0225e24fbb5b8affe808fdd6b4e24c651d655377c63a9c

  • SHA512

    af4a8f66db6cd453dc72290921ca99cc26f87877b38225eb68d86c4a0cc7b5df7e271e18b4005d753a1a6dba9201fab041a3d8c543eb8f23ecc1568ab2b68edf

  • SSDEEP

    192:1l5E3krTuntKy0peHDfCpHfBv+I4QwXt9V+jqu0G5KDJBFBG:1M3PnQoHDCpHf4I4Qwdc0G5KDJY

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 60 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 8 IoCs
  • Drops desktop.ini file(s) 40 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 64 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 36 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 11 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\17d1dd66980e93ea4b0225e24fbb5b8affe808fdd6b4e24c651d655377c63a9c.exe
    "C:\Users\Admin\AppData\Local\Temp\17d1dd66980e93ea4b0225e24fbb5b8affe808fdd6b4e24c651d655377c63a9c.exe"
    1⤵
    • Drops file in Drivers directory
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1240
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" C:\Windows\AE 0124 BE.gif
      2⤵
      • Loads dropped DLL
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1972
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1972 CREDAT:275457 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:572
    • 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
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1040
      • C:\Windows\AE 0124 BE.exe
        "C:\Windows\AE 0124 BE.exe"
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops desktop.ini file(s)
        • Drops autorun.inf file
        • Drops file in System32 directory
        • Drops file in Windows directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1836
        • C:\Windows\SysWOW64\drivers\winlogon.exe
          "C:\Windows\System32\drivers\winlogon.exe"
          4⤵
          • Drops file in Drivers directory
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:1516
      • 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:1476

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    607B

    MD5

    dc07adff542ef20282bdff95eb6998c0

    SHA1

    49a8d0f85912ead1beb8f9b11064cc50e7c4f7d0

    SHA256

    efcebb3f8f0b3b2d86fe3336be4cab9dcc74aa047cacda5849c401a07f073c50

    SHA512

    2f953cacd427dd47bc0026f21b164d9e45e2f80f268cb04136a13a3066b38b8085568b8bc9671eacf93be39514013db1a689f70019912d3f1abcc5f8e2732104

  • C:\Windows\AE 0124 BE.exe

    Filesize

    40KB

    MD5

    560749bd2dde054d9d9400e47ed415b8

    SHA1

    a6ce111b0db8ed32865f16cfc3c82f87d378abb0

    SHA256

    73ab66ab9fefe248e73c2a536988181646eab13bb9265da74e6abc0a0cce92c4

    SHA512

    934313c156027961a52a62619f37aba1df3a846efcd0ca311261422841e102e98419401e00214747506d3d6ebcdea6a45bac1691580363224a32cf450aacb385

  • C:\Windows\AE 0124 BE.exe

    Filesize

    40KB

    MD5

    560749bd2dde054d9d9400e47ed415b8

    SHA1

    a6ce111b0db8ed32865f16cfc3c82f87d378abb0

    SHA256

    73ab66ab9fefe248e73c2a536988181646eab13bb9265da74e6abc0a0cce92c4

    SHA512

    934313c156027961a52a62619f37aba1df3a846efcd0ca311261422841e102e98419401e00214747506d3d6ebcdea6a45bac1691580363224a32cf450aacb385

  • C:\Windows\AE 0124 BE.gif

    Filesize

    40KB

    MD5

    4d8f6ffd85054a4ce7921c05900b3be1

    SHA1

    197dc76b5f2ea0cb41f88177756cb9e6ea303327

    SHA256

    112a219ee8a7852784c70b27b97f612606cf200bd27161ae2d4e88173d4470c8

    SHA512

    65c8032d44b507bfbef64d8780b91f9e737185c516d9e8cd7726804544b27b68094fa196f851caf3d6e071db1aefc5780b8c14ce20890f2143e737d72724362a

  • C:\Windows\AE 0124 BE.gif

    Filesize

    40KB

    MD5

    4d8f6ffd85054a4ce7921c05900b3be1

    SHA1

    197dc76b5f2ea0cb41f88177756cb9e6ea303327

    SHA256

    112a219ee8a7852784c70b27b97f612606cf200bd27161ae2d4e88173d4470c8

    SHA512

    65c8032d44b507bfbef64d8780b91f9e737185c516d9e8cd7726804544b27b68094fa196f851caf3d6e071db1aefc5780b8c14ce20890f2143e737d72724362a

  • 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

    560749bd2dde054d9d9400e47ed415b8

    SHA1

    a6ce111b0db8ed32865f16cfc3c82f87d378abb0

    SHA256

    73ab66ab9fefe248e73c2a536988181646eab13bb9265da74e6abc0a0cce92c4

    SHA512

    934313c156027961a52a62619f37aba1df3a846efcd0ca311261422841e102e98419401e00214747506d3d6ebcdea6a45bac1691580363224a32cf450aacb385

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

    Filesize

    40KB

    MD5

    560749bd2dde054d9d9400e47ed415b8

    SHA1

    a6ce111b0db8ed32865f16cfc3c82f87d378abb0

    SHA256

    73ab66ab9fefe248e73c2a536988181646eab13bb9265da74e6abc0a0cce92c4

    SHA512

    934313c156027961a52a62619f37aba1df3a846efcd0ca311261422841e102e98419401e00214747506d3d6ebcdea6a45bac1691580363224a32cf450aacb385

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

    Filesize

    40KB

    MD5

    560749bd2dde054d9d9400e47ed415b8

    SHA1

    a6ce111b0db8ed32865f16cfc3c82f87d378abb0

    SHA256

    73ab66ab9fefe248e73c2a536988181646eab13bb9265da74e6abc0a0cce92c4

    SHA512

    934313c156027961a52a62619f37aba1df3a846efcd0ca311261422841e102e98419401e00214747506d3d6ebcdea6a45bac1691580363224a32cf450aacb385

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

    Filesize

    40KB

    MD5

    560749bd2dde054d9d9400e47ed415b8

    SHA1

    a6ce111b0db8ed32865f16cfc3c82f87d378abb0

    SHA256

    73ab66ab9fefe248e73c2a536988181646eab13bb9265da74e6abc0a0cce92c4

    SHA512

    934313c156027961a52a62619f37aba1df3a846efcd0ca311261422841e102e98419401e00214747506d3d6ebcdea6a45bac1691580363224a32cf450aacb385

  • \??\c:\B1uv3nth3x1.diz

    Filesize

    25B

    MD5

    589b6886a49054d03b739309a1de9fcc

    SHA1

    0ec1dff7a03f13dea28eea5e754d5b0e5e1dc308

    SHA256

    564815feb9c5bdadb145cd0d16738c4e5fbc6a46cf65c62ac6a985c43d1939e8

    SHA512

    4b6f567398863aba39eec00e9f071364b79d5c29867b93fb968725e10e33a9bfff60f8ab6acceae44e715a35ec7139d12da06c33fa074b6be02ff5357c53c0eb

  • \??\c:\B1uv3nth3x1.diz

    Filesize

    25B

    MD5

    589b6886a49054d03b739309a1de9fcc

    SHA1

    0ec1dff7a03f13dea28eea5e754d5b0e5e1dc308

    SHA256

    564815feb9c5bdadb145cd0d16738c4e5fbc6a46cf65c62ac6a985c43d1939e8

    SHA512

    4b6f567398863aba39eec00e9f071364b79d5c29867b93fb968725e10e33a9bfff60f8ab6acceae44e715a35ec7139d12da06c33fa074b6be02ff5357c53c0eb

  • \Windows\Microsoft.NET\Framework64\v4.0.30319\mscoreei.dll

    Filesize

    615KB

    MD5

    7b2a54732d38cd19c79c8184d6932f6f

    SHA1

    6d42bd8fe510e9a4ed6c13409daf4c7a49e7db04

    SHA256

    76fc819738acfc13818287353b2ee4c5e881d5418e7b6e20c2be03521a2b755d

    SHA512

    acde084716a0d9da1c0834c8bc683b98721bba6b32c843eee1010779bf51cdc9d4ff3de7a4e35ee8053f70afd7705428d4404ceaf10d597ea8e6e95be2bff0c0

  • \Windows\SysWOW64\drivers\Msvbvm60.dll

    Filesize

    1.3MB

    MD5

    5343a19c618bc515ceb1695586c6c137

    SHA1

    4dedae8cbde066f31c8e6b52c0baa3f8b1117742

    SHA256

    2246b4feae199408ea66d4a90c1589026f4a5800ce5a28e583b94506a8a73dce

    SHA512

    708d8a252a167fa94e3e1a49e2630d07613ff75a9a3e779a0c1fcbec44aa853a68c401f31a2b84152f46a05f7d93f4e5e502afc7a60236a22ac58dea73fa5606

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    560749bd2dde054d9d9400e47ed415b8

    SHA1

    a6ce111b0db8ed32865f16cfc3c82f87d378abb0

    SHA256

    73ab66ab9fefe248e73c2a536988181646eab13bb9265da74e6abc0a0cce92c4

    SHA512

    934313c156027961a52a62619f37aba1df3a846efcd0ca311261422841e102e98419401e00214747506d3d6ebcdea6a45bac1691580363224a32cf450aacb385

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    560749bd2dde054d9d9400e47ed415b8

    SHA1

    a6ce111b0db8ed32865f16cfc3c82f87d378abb0

    SHA256

    73ab66ab9fefe248e73c2a536988181646eab13bb9265da74e6abc0a0cce92c4

    SHA512

    934313c156027961a52a62619f37aba1df3a846efcd0ca311261422841e102e98419401e00214747506d3d6ebcdea6a45bac1691580363224a32cf450aacb385

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    560749bd2dde054d9d9400e47ed415b8

    SHA1

    a6ce111b0db8ed32865f16cfc3c82f87d378abb0

    SHA256

    73ab66ab9fefe248e73c2a536988181646eab13bb9265da74e6abc0a0cce92c4

    SHA512

    934313c156027961a52a62619f37aba1df3a846efcd0ca311261422841e102e98419401e00214747506d3d6ebcdea6a45bac1691580363224a32cf450aacb385

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    560749bd2dde054d9d9400e47ed415b8

    SHA1

    a6ce111b0db8ed32865f16cfc3c82f87d378abb0

    SHA256

    73ab66ab9fefe248e73c2a536988181646eab13bb9265da74e6abc0a0cce92c4

    SHA512

    934313c156027961a52a62619f37aba1df3a846efcd0ca311261422841e102e98419401e00214747506d3d6ebcdea6a45bac1691580363224a32cf450aacb385

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    560749bd2dde054d9d9400e47ed415b8

    SHA1

    a6ce111b0db8ed32865f16cfc3c82f87d378abb0

    SHA256

    73ab66ab9fefe248e73c2a536988181646eab13bb9265da74e6abc0a0cce92c4

    SHA512

    934313c156027961a52a62619f37aba1df3a846efcd0ca311261422841e102e98419401e00214747506d3d6ebcdea6a45bac1691580363224a32cf450aacb385

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    560749bd2dde054d9d9400e47ed415b8

    SHA1

    a6ce111b0db8ed32865f16cfc3c82f87d378abb0

    SHA256

    73ab66ab9fefe248e73c2a536988181646eab13bb9265da74e6abc0a0cce92c4

    SHA512

    934313c156027961a52a62619f37aba1df3a846efcd0ca311261422841e102e98419401e00214747506d3d6ebcdea6a45bac1691580363224a32cf450aacb385

  • memory/1240-56-0x0000000075931000-0x0000000075933000-memory.dmp

    Filesize

    8KB

  • memory/1836-74-0x0000000002441000-0x000000000298D000-memory.dmp

    Filesize

    5.3MB