Analysis

  • max time kernel
    152s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    12/10/2022, 15:05

General

  • Target

    dfd920bbba4313d6ad82993e645ded74705b4d2a4feb06a6fa6023e6697e1703.exe

  • Size

    34KB

  • MD5

    6fe6c2a7ea19dc56c4c823b68abeedb0

  • SHA1

    ec03a07b9f99ea3c7fbf80a88c846e1ae390bc80

  • SHA256

    dfd920bbba4313d6ad82993e645ded74705b4d2a4feb06a6fa6023e6697e1703

  • SHA512

    8f708596ba442929ac8b72887ea3bb43738a77710cb76be099856764c994803ff844695dff81b1bc04165d9f0449b9aa53d6c58cb3c9209335da785da86c79d3

  • SSDEEP

    192:1l5E3krTuntKy0peHDfCpHfBv+I4QwXt9V+jqu0G5KDJBvN:1M3PnQoHDCpHf4I4Qwdc0G5KDJhN

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 60 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 7 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.

  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dfd920bbba4313d6ad82993e645ded74705b4d2a4feb06a6fa6023e6697e1703.exe
    "C:\Users\Admin\AppData\Local\Temp\dfd920bbba4313d6ad82993e645ded74705b4d2a4feb06a6fa6023e6697e1703.exe"
    1⤵
    • Drops file in Drivers directory
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2012
    • 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:948
      • 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:1204
        • 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:376
      • 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:1836

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\AE 0124 BE.ani

    Filesize

    54KB

    MD5

    79d2106479bcd48f6700dfdcb132f942

    SHA1

    438afbe8ca1430b61ce1bcbedd506c8f7a158adf

    SHA256

    a83a54bd98b5a4afdab4605b876f3ad44224107261af850f107e702116cf357e

    SHA512

    fedc303cdd5627cd10ea8b0e4cf7e694758ec7864f965f379296745841c2ff66a3107d31c0dacd1ae49951156764b48e5b201276091fa7581c2abb3b028d03a5

  • C:\Windows\AE 0124 BE.exe

    Filesize

    40KB

    MD5

    3f171f3bd6338f92c9b1d857cb73a32f

    SHA1

    0ef82cc3f4ed33154dbcf9b8fd3c8a9cfa7d2800

    SHA256

    e124418b959ea3c57874af35441dc14ad3568a239c110dab41b1b56416d43bd3

    SHA512

    163e7274fc1a9aab383ee2fa34c3c0bed16ecab1565df106650ce7d2f8fe02f3ddec70592bd3903ced3e88581731611e261233bbce6dfa60c4e0e604fe5ce1fb

  • C:\Windows\AE 0124 BE.exe

    Filesize

    40KB

    MD5

    3f171f3bd6338f92c9b1d857cb73a32f

    SHA1

    0ef82cc3f4ed33154dbcf9b8fd3c8a9cfa7d2800

    SHA256

    e124418b959ea3c57874af35441dc14ad3568a239c110dab41b1b56416d43bd3

    SHA512

    163e7274fc1a9aab383ee2fa34c3c0bed16ecab1565df106650ce7d2f8fe02f3ddec70592bd3903ced3e88581731611e261233bbce6dfa60c4e0e604fe5ce1fb

  • 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

    3f171f3bd6338f92c9b1d857cb73a32f

    SHA1

    0ef82cc3f4ed33154dbcf9b8fd3c8a9cfa7d2800

    SHA256

    e124418b959ea3c57874af35441dc14ad3568a239c110dab41b1b56416d43bd3

    SHA512

    163e7274fc1a9aab383ee2fa34c3c0bed16ecab1565df106650ce7d2f8fe02f3ddec70592bd3903ced3e88581731611e261233bbce6dfa60c4e0e604fe5ce1fb

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

    Filesize

    40KB

    MD5

    3f171f3bd6338f92c9b1d857cb73a32f

    SHA1

    0ef82cc3f4ed33154dbcf9b8fd3c8a9cfa7d2800

    SHA256

    e124418b959ea3c57874af35441dc14ad3568a239c110dab41b1b56416d43bd3

    SHA512

    163e7274fc1a9aab383ee2fa34c3c0bed16ecab1565df106650ce7d2f8fe02f3ddec70592bd3903ced3e88581731611e261233bbce6dfa60c4e0e604fe5ce1fb

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

    Filesize

    40KB

    MD5

    3f171f3bd6338f92c9b1d857cb73a32f

    SHA1

    0ef82cc3f4ed33154dbcf9b8fd3c8a9cfa7d2800

    SHA256

    e124418b959ea3c57874af35441dc14ad3568a239c110dab41b1b56416d43bd3

    SHA512

    163e7274fc1a9aab383ee2fa34c3c0bed16ecab1565df106650ce7d2f8fe02f3ddec70592bd3903ced3e88581731611e261233bbce6dfa60c4e0e604fe5ce1fb

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

    Filesize

    40KB

    MD5

    3f171f3bd6338f92c9b1d857cb73a32f

    SHA1

    0ef82cc3f4ed33154dbcf9b8fd3c8a9cfa7d2800

    SHA256

    e124418b959ea3c57874af35441dc14ad3568a239c110dab41b1b56416d43bd3

    SHA512

    163e7274fc1a9aab383ee2fa34c3c0bed16ecab1565df106650ce7d2f8fe02f3ddec70592bd3903ced3e88581731611e261233bbce6dfa60c4e0e604fe5ce1fb

  • \??\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\SysWOW64\drivers\Msvbvm60.dll

    Filesize

    1.3MB

    MD5

    5343a19c618bc515ceb1695586c6c137

    SHA1

    4dedae8cbde066f31c8e6b52c0baa3f8b1117742

    SHA256

    2246b4feae199408ea66d4a90c1589026f4a5800ce5a28e583b94506a8a73dce

    SHA512

    708d8a252a167fa94e3e1a49e2630d07613ff75a9a3e779a0c1fcbec44aa853a68c401f31a2b84152f46a05f7d93f4e5e502afc7a60236a22ac58dea73fa5606

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    3f171f3bd6338f92c9b1d857cb73a32f

    SHA1

    0ef82cc3f4ed33154dbcf9b8fd3c8a9cfa7d2800

    SHA256

    e124418b959ea3c57874af35441dc14ad3568a239c110dab41b1b56416d43bd3

    SHA512

    163e7274fc1a9aab383ee2fa34c3c0bed16ecab1565df106650ce7d2f8fe02f3ddec70592bd3903ced3e88581731611e261233bbce6dfa60c4e0e604fe5ce1fb

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    3f171f3bd6338f92c9b1d857cb73a32f

    SHA1

    0ef82cc3f4ed33154dbcf9b8fd3c8a9cfa7d2800

    SHA256

    e124418b959ea3c57874af35441dc14ad3568a239c110dab41b1b56416d43bd3

    SHA512

    163e7274fc1a9aab383ee2fa34c3c0bed16ecab1565df106650ce7d2f8fe02f3ddec70592bd3903ced3e88581731611e261233bbce6dfa60c4e0e604fe5ce1fb

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    3f171f3bd6338f92c9b1d857cb73a32f

    SHA1

    0ef82cc3f4ed33154dbcf9b8fd3c8a9cfa7d2800

    SHA256

    e124418b959ea3c57874af35441dc14ad3568a239c110dab41b1b56416d43bd3

    SHA512

    163e7274fc1a9aab383ee2fa34c3c0bed16ecab1565df106650ce7d2f8fe02f3ddec70592bd3903ced3e88581731611e261233bbce6dfa60c4e0e604fe5ce1fb

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    3f171f3bd6338f92c9b1d857cb73a32f

    SHA1

    0ef82cc3f4ed33154dbcf9b8fd3c8a9cfa7d2800

    SHA256

    e124418b959ea3c57874af35441dc14ad3568a239c110dab41b1b56416d43bd3

    SHA512

    163e7274fc1a9aab383ee2fa34c3c0bed16ecab1565df106650ce7d2f8fe02f3ddec70592bd3903ced3e88581731611e261233bbce6dfa60c4e0e604fe5ce1fb

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    3f171f3bd6338f92c9b1d857cb73a32f

    SHA1

    0ef82cc3f4ed33154dbcf9b8fd3c8a9cfa7d2800

    SHA256

    e124418b959ea3c57874af35441dc14ad3568a239c110dab41b1b56416d43bd3

    SHA512

    163e7274fc1a9aab383ee2fa34c3c0bed16ecab1565df106650ce7d2f8fe02f3ddec70592bd3903ced3e88581731611e261233bbce6dfa60c4e0e604fe5ce1fb

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    3f171f3bd6338f92c9b1d857cb73a32f

    SHA1

    0ef82cc3f4ed33154dbcf9b8fd3c8a9cfa7d2800

    SHA256

    e124418b959ea3c57874af35441dc14ad3568a239c110dab41b1b56416d43bd3

    SHA512

    163e7274fc1a9aab383ee2fa34c3c0bed16ecab1565df106650ce7d2f8fe02f3ddec70592bd3903ced3e88581731611e261233bbce6dfa60c4e0e604fe5ce1fb

  • memory/1204-74-0x0000000002601000-0x0000000002B4D000-memory.dmp

    Filesize

    5.3MB

  • memory/2012-56-0x0000000075281000-0x0000000075283000-memory.dmp

    Filesize

    8KB

  • memory/2012-57-0x00000000026E1000-0x0000000002C2D000-memory.dmp

    Filesize

    5.3MB