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Analysis

  • max time kernel
    190s
  • max time network
    220s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    30/10/2022, 06:11

General

  • Target

    16bcb4399443c51e2225a621e348c32eb53280d75cb6fe3cc6031d2790df017d.exe

  • Size

    20KB

  • MD5

    92bf68dd3665bfa20e535ff4b35b45c0

  • SHA1

    9a9d782690d7d4c1c60264deef3cc3852ee4f7c8

  • SHA256

    16bcb4399443c51e2225a621e348c32eb53280d75cb6fe3cc6031d2790df017d

  • SHA512

    9b0171586dbdef314b8ea6f8b76a5da48effd9c3400ef0af89afc0180437056e2002af7b405d997e6217885a7f61b03ba38a13ed7f0420aa24641ab1b465f735

  • SSDEEP

    192:1l5E3krTuntKy0peHDfCpHfBv+I4QwXt9V+jqu0G5KDJBzwHOe:1M3PnQoHDCpHf4I4Qwdc0G5KDJRwt

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 4 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 4 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 11 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 9 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\16bcb4399443c51e2225a621e348c32eb53280d75cb6fe3cc6031d2790df017d.exe
    "C:\Users\Admin\AppData\Local\Temp\16bcb4399443c51e2225a621e348c32eb53280d75cb6fe3cc6031d2790df017d.exe"
    1⤵
    • Drops file in Drivers directory
    • Loads dropped DLL
    • Drops file in Windows directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1380
    • 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:940
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:940 CREDAT:275457 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1888
    • 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:620
      • C:\Windows\AE 0124 BE.exe
        "C:\Windows\AE 0124 BE.exe"
        3⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • Suspicious use of SetWindowsHookEx
        PID:1272
      • C:\Windows\SysWOW64\drivers\winlogon.exe
        "C:\Windows\System32\drivers\winlogon.exe"
        3⤵
        • Executes dropped EXE
        PID:1168

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    608B

    MD5

    5f6cf9886bd383d7beeec510bb085c0a

    SHA1

    bff6b1b9c3454eaa1ea1af1e58b7bbf8ebc0e496

    SHA256

    e790255b5e82337aad15735012a331400c7545a6ab6a9e7ca65adc96564eefc4

    SHA512

    69470ee62a85b7955a239b3e3aa93e87172093080ef3148da4b36ee581026c66c7cefd51326a2fbefc1a948208ef60444b65591da8a87f5a48500ab023686daa

  • C:\Windows\AE 0124 BE.exe

    Filesize

    40KB

    MD5

    d05f440293d371ec03f9f6505ac78b84

    SHA1

    cda8c65aeac384bafd344918c744a0ca7b6d6958

    SHA256

    fd1f572587b67565c00b8cc70b0b33db19608366e97c3c51fc1b9377e30d711e

    SHA512

    fc13dcd2283e727bc5c15b4774db5eeaee78c4445a9c058629b72a2cd8d3c88725e946bf13b1af9b6852f4b00c33b5d6d04cef33c5e988c26aae0434e254d556

  • C:\Windows\AE 0124 BE.exe

    Filesize

    40KB

    MD5

    d05f440293d371ec03f9f6505ac78b84

    SHA1

    cda8c65aeac384bafd344918c744a0ca7b6d6958

    SHA256

    fd1f572587b67565c00b8cc70b0b33db19608366e97c3c51fc1b9377e30d711e

    SHA512

    fc13dcd2283e727bc5c15b4774db5eeaee78c4445a9c058629b72a2cd8d3c88725e946bf13b1af9b6852f4b00c33b5d6d04cef33c5e988c26aae0434e254d556

  • C:\Windows\AE 0124 BE.gif

    Filesize

    20KB

    MD5

    7e3eba5b3cc2711f2031011837d62f39

    SHA1

    808876996c436928067cdc7f68a9ab4bf7a7d414

    SHA256

    76d4318923a9cd1d7471e6931e0eeb450808456b71267236f1c099282e86398b

    SHA512

    345f664ae95381f88f4c34a77cbfecd4d741eeb07fd1352d4e4f9b9575801cdb5bc0e507cce7a5b3fc5801f5f82c70bf09c1959285908863abd57935c914bcbc

  • C:\Windows\Msvbvm60.dll

    Filesize

    1.3MB

    MD5

    5343a19c618bc515ceb1695586c6c137

    SHA1

    4dedae8cbde066f31c8e6b52c0baa3f8b1117742

    SHA256

    2246b4feae199408ea66d4a90c1589026f4a5800ce5a28e583b94506a8a73dce

    SHA512

    708d8a252a167fa94e3e1a49e2630d07613ff75a9a3e779a0c1fcbec44aa853a68c401f31a2b84152f46a05f7d93f4e5e502afc7a60236a22ac58dea73fa5606

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

    Filesize

    40KB

    MD5

    d05f440293d371ec03f9f6505ac78b84

    SHA1

    cda8c65aeac384bafd344918c744a0ca7b6d6958

    SHA256

    fd1f572587b67565c00b8cc70b0b33db19608366e97c3c51fc1b9377e30d711e

    SHA512

    fc13dcd2283e727bc5c15b4774db5eeaee78c4445a9c058629b72a2cd8d3c88725e946bf13b1af9b6852f4b00c33b5d6d04cef33c5e988c26aae0434e254d556

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

    Filesize

    40KB

    MD5

    d05f440293d371ec03f9f6505ac78b84

    SHA1

    cda8c65aeac384bafd344918c744a0ca7b6d6958

    SHA256

    fd1f572587b67565c00b8cc70b0b33db19608366e97c3c51fc1b9377e30d711e

    SHA512

    fc13dcd2283e727bc5c15b4774db5eeaee78c4445a9c058629b72a2cd8d3c88725e946bf13b1af9b6852f4b00c33b5d6d04cef33c5e988c26aae0434e254d556

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

    Filesize

    40KB

    MD5

    d05f440293d371ec03f9f6505ac78b84

    SHA1

    cda8c65aeac384bafd344918c744a0ca7b6d6958

    SHA256

    fd1f572587b67565c00b8cc70b0b33db19608366e97c3c51fc1b9377e30d711e

    SHA512

    fc13dcd2283e727bc5c15b4774db5eeaee78c4445a9c058629b72a2cd8d3c88725e946bf13b1af9b6852f4b00c33b5d6d04cef33c5e988c26aae0434e254d556

  • \??\c:\B1uv3nth3x1.diz

    Filesize

    25B

    MD5

    589b6886a49054d03b739309a1de9fcc

    SHA1

    0ec1dff7a03f13dea28eea5e754d5b0e5e1dc308

    SHA256

    564815feb9c5bdadb145cd0d16738c4e5fbc6a46cf65c62ac6a985c43d1939e8

    SHA512

    4b6f567398863aba39eec00e9f071364b79d5c29867b93fb968725e10e33a9bfff60f8ab6acceae44e715a35ec7139d12da06c33fa074b6be02ff5357c53c0eb

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    d05f440293d371ec03f9f6505ac78b84

    SHA1

    cda8c65aeac384bafd344918c744a0ca7b6d6958

    SHA256

    fd1f572587b67565c00b8cc70b0b33db19608366e97c3c51fc1b9377e30d711e

    SHA512

    fc13dcd2283e727bc5c15b4774db5eeaee78c4445a9c058629b72a2cd8d3c88725e946bf13b1af9b6852f4b00c33b5d6d04cef33c5e988c26aae0434e254d556

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    d05f440293d371ec03f9f6505ac78b84

    SHA1

    cda8c65aeac384bafd344918c744a0ca7b6d6958

    SHA256

    fd1f572587b67565c00b8cc70b0b33db19608366e97c3c51fc1b9377e30d711e

    SHA512

    fc13dcd2283e727bc5c15b4774db5eeaee78c4445a9c058629b72a2cd8d3c88725e946bf13b1af9b6852f4b00c33b5d6d04cef33c5e988c26aae0434e254d556

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    d05f440293d371ec03f9f6505ac78b84

    SHA1

    cda8c65aeac384bafd344918c744a0ca7b6d6958

    SHA256

    fd1f572587b67565c00b8cc70b0b33db19608366e97c3c51fc1b9377e30d711e

    SHA512

    fc13dcd2283e727bc5c15b4774db5eeaee78c4445a9c058629b72a2cd8d3c88725e946bf13b1af9b6852f4b00c33b5d6d04cef33c5e988c26aae0434e254d556

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    d05f440293d371ec03f9f6505ac78b84

    SHA1

    cda8c65aeac384bafd344918c744a0ca7b6d6958

    SHA256

    fd1f572587b67565c00b8cc70b0b33db19608366e97c3c51fc1b9377e30d711e

    SHA512

    fc13dcd2283e727bc5c15b4774db5eeaee78c4445a9c058629b72a2cd8d3c88725e946bf13b1af9b6852f4b00c33b5d6d04cef33c5e988c26aae0434e254d556

  • memory/1380-56-0x0000000075ED1000-0x0000000075ED3000-memory.dmp

    Filesize

    8KB