Analysis

  • max time kernel
    151s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    02/12/2022, 20:57

General

  • Target

    99a2de5852f1be8452247abf068b7675229b26b859aebea95deb6ea73b0120ad.exe

  • Size

    22KB

  • MD5

    8c293624022cbc58a1e8997427874e63

  • SHA1

    61d87f15df8f2f84b2adda71ab290f81a2e70535

  • SHA256

    99a2de5852f1be8452247abf068b7675229b26b859aebea95deb6ea73b0120ad

  • SHA512

    8a03b66b18687834d407b09db7b4a175a04cbf20c413f2e2a211e7e5eef083db24a86652937f32319a2e4a85323bdcac39cf4daae82978cce32a76673d57ff01

  • SSDEEP

    384:4L+q5r+PpHfXhUkKvI4QwjQNa5KDJiF7f5HbQ:4a4r+PpHfXGLOFE7f5HE

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 60 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 9 IoCs
  • Drops desktop.ini file(s) 40 IoCs
  • Drops autorun.inf file 1 TTPs 25 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\99a2de5852f1be8452247abf068b7675229b26b859aebea95deb6ea73b0120ad.exe
    "C:\Users\Admin\AppData\Local\Temp\99a2de5852f1be8452247abf068b7675229b26b859aebea95deb6ea73b0120ad.exe"
    1⤵
    • Drops file in Drivers directory
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:960
    • 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:1376
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1376 CREDAT:275457 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1692
    • 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:1624
      • 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:1540
        • 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:1504
      • 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:1324

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\L2LZQ2Q3.txt

    Filesize

    603B

    MD5

    05977d07a702b90e6a0915bf0723a21b

    SHA1

    3d509205a7c02689d07e8cc68425576a5495e1f9

    SHA256

    705d6a7f0f56b8dd0838f2d306d01ed6d4980404ffe7d56a4c8633cfefae333e

    SHA512

    957c5a2da8a3b5706bf94f207f3514ebd3bdc9bce6f92f57540770f07891f15d51f5ba77473c3a9513956cc7e54fef24921332a60a50e969cf953c0f842693e0

  • C:\Windows\AE 0124 BE.exe

    Filesize

    40KB

    MD5

    de29f5ddf4a47fe6e10decd53ac2a9a6

    SHA1

    3ca47c7c7133b60a7e4e3df830a5162d002ecc97

    SHA256

    3cf1b63431b4454047f85f655279a6716be52f64c16731395bc0247eaf0e2ebb

    SHA512

    27cc3752a1edd90444954a0575950a5ba61376240efbd92effc96afb82940c805f6cf3d32db7902c8bb6d56707ae38391554c74ed419271025e99e10895ba78e

  • C:\Windows\AE 0124 BE.exe

    Filesize

    40KB

    MD5

    de29f5ddf4a47fe6e10decd53ac2a9a6

    SHA1

    3ca47c7c7133b60a7e4e3df830a5162d002ecc97

    SHA256

    3cf1b63431b4454047f85f655279a6716be52f64c16731395bc0247eaf0e2ebb

    SHA512

    27cc3752a1edd90444954a0575950a5ba61376240efbd92effc96afb82940c805f6cf3d32db7902c8bb6d56707ae38391554c74ed419271025e99e10895ba78e

  • C:\Windows\AE 0124 BE.gif

    Filesize

    22KB

    MD5

    fc706ff673fc6ce012d81d1be7187404

    SHA1

    7ec42a4c6458119d807f96538f76d67f7c004c0f

    SHA256

    fe81234150cd30953c78a0fbf11f37c1ad261165916a439ff5c3ced9008aaeed

    SHA512

    a816f0e2f2b4ab44f3b5cf70525b06302cfbed424b9f2afa784b8714a3c9e160fda080f3128a00022e3dcf0cb2107447b133db46133e9e17ddc555488d1a01b6

  • C:\Windows\AE 0124 BE.gif

    Filesize

    42KB

    MD5

    b02e9d9498d151e4a83685c1af9f4b42

    SHA1

    c4364886c7b4bfe379f5d0c307d6fbc1dfd4e29f

    SHA256

    d1255aecbdda993d129618f7a26ffe4785db940c712b3a4b02e7aecb4f932a6d

    SHA512

    98adc9715981f31d8586c638e8f96562c68a677e24c4ce237344bc76102bc36380bb7d1760c8a71b30ee06464f1827e8b709eca82dcdb2bdde695e0c223f6fca

  • 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

    de29f5ddf4a47fe6e10decd53ac2a9a6

    SHA1

    3ca47c7c7133b60a7e4e3df830a5162d002ecc97

    SHA256

    3cf1b63431b4454047f85f655279a6716be52f64c16731395bc0247eaf0e2ebb

    SHA512

    27cc3752a1edd90444954a0575950a5ba61376240efbd92effc96afb82940c805f6cf3d32db7902c8bb6d56707ae38391554c74ed419271025e99e10895ba78e

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

    Filesize

    40KB

    MD5

    de29f5ddf4a47fe6e10decd53ac2a9a6

    SHA1

    3ca47c7c7133b60a7e4e3df830a5162d002ecc97

    SHA256

    3cf1b63431b4454047f85f655279a6716be52f64c16731395bc0247eaf0e2ebb

    SHA512

    27cc3752a1edd90444954a0575950a5ba61376240efbd92effc96afb82940c805f6cf3d32db7902c8bb6d56707ae38391554c74ed419271025e99e10895ba78e

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

    Filesize

    40KB

    MD5

    de29f5ddf4a47fe6e10decd53ac2a9a6

    SHA1

    3ca47c7c7133b60a7e4e3df830a5162d002ecc97

    SHA256

    3cf1b63431b4454047f85f655279a6716be52f64c16731395bc0247eaf0e2ebb

    SHA512

    27cc3752a1edd90444954a0575950a5ba61376240efbd92effc96afb82940c805f6cf3d32db7902c8bb6d56707ae38391554c74ed419271025e99e10895ba78e

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

    Filesize

    40KB

    MD5

    de29f5ddf4a47fe6e10decd53ac2a9a6

    SHA1

    3ca47c7c7133b60a7e4e3df830a5162d002ecc97

    SHA256

    3cf1b63431b4454047f85f655279a6716be52f64c16731395bc0247eaf0e2ebb

    SHA512

    27cc3752a1edd90444954a0575950a5ba61376240efbd92effc96afb82940c805f6cf3d32db7902c8bb6d56707ae38391554c74ed419271025e99e10895ba78e

  • \??\c:\B1uv3nth3x1.diz

    Filesize

    21B

    MD5

    9cceaa243c5d161e1ce41c7dad1903dd

    SHA1

    e3da72675df53fffa781d4377d1d62116eafb35b

    SHA256

    814649b436ea43dd2abb99693e06019d4079ee74d02a0395913add0ba92d0189

    SHA512

    af9b75dc9a0b39d12d48bf6d40eb7d778eb9dd976302792271d8d4245a916027cf4e705d6cd7a5e6582ba94953346f291122f27d377b2c1a86e45f49e92efb5b

  • \??\c:\B1uv3nth3x1.diz

    Filesize

    21B

    MD5

    9cceaa243c5d161e1ce41c7dad1903dd

    SHA1

    e3da72675df53fffa781d4377d1d62116eafb35b

    SHA256

    814649b436ea43dd2abb99693e06019d4079ee74d02a0395913add0ba92d0189

    SHA512

    af9b75dc9a0b39d12d48bf6d40eb7d778eb9dd976302792271d8d4245a916027cf4e705d6cd7a5e6582ba94953346f291122f27d377b2c1a86e45f49e92efb5b

  • \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\Msvbvm60.dll

    Filesize

    1.3MB

    MD5

    5343a19c618bc515ceb1695586c6c137

    SHA1

    4dedae8cbde066f31c8e6b52c0baa3f8b1117742

    SHA256

    2246b4feae199408ea66d4a90c1589026f4a5800ce5a28e583b94506a8a73dce

    SHA512

    708d8a252a167fa94e3e1a49e2630d07613ff75a9a3e779a0c1fcbec44aa853a68c401f31a2b84152f46a05f7d93f4e5e502afc7a60236a22ac58dea73fa5606

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    de29f5ddf4a47fe6e10decd53ac2a9a6

    SHA1

    3ca47c7c7133b60a7e4e3df830a5162d002ecc97

    SHA256

    3cf1b63431b4454047f85f655279a6716be52f64c16731395bc0247eaf0e2ebb

    SHA512

    27cc3752a1edd90444954a0575950a5ba61376240efbd92effc96afb82940c805f6cf3d32db7902c8bb6d56707ae38391554c74ed419271025e99e10895ba78e

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    de29f5ddf4a47fe6e10decd53ac2a9a6

    SHA1

    3ca47c7c7133b60a7e4e3df830a5162d002ecc97

    SHA256

    3cf1b63431b4454047f85f655279a6716be52f64c16731395bc0247eaf0e2ebb

    SHA512

    27cc3752a1edd90444954a0575950a5ba61376240efbd92effc96afb82940c805f6cf3d32db7902c8bb6d56707ae38391554c74ed419271025e99e10895ba78e

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    de29f5ddf4a47fe6e10decd53ac2a9a6

    SHA1

    3ca47c7c7133b60a7e4e3df830a5162d002ecc97

    SHA256

    3cf1b63431b4454047f85f655279a6716be52f64c16731395bc0247eaf0e2ebb

    SHA512

    27cc3752a1edd90444954a0575950a5ba61376240efbd92effc96afb82940c805f6cf3d32db7902c8bb6d56707ae38391554c74ed419271025e99e10895ba78e

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    de29f5ddf4a47fe6e10decd53ac2a9a6

    SHA1

    3ca47c7c7133b60a7e4e3df830a5162d002ecc97

    SHA256

    3cf1b63431b4454047f85f655279a6716be52f64c16731395bc0247eaf0e2ebb

    SHA512

    27cc3752a1edd90444954a0575950a5ba61376240efbd92effc96afb82940c805f6cf3d32db7902c8bb6d56707ae38391554c74ed419271025e99e10895ba78e

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    de29f5ddf4a47fe6e10decd53ac2a9a6

    SHA1

    3ca47c7c7133b60a7e4e3df830a5162d002ecc97

    SHA256

    3cf1b63431b4454047f85f655279a6716be52f64c16731395bc0247eaf0e2ebb

    SHA512

    27cc3752a1edd90444954a0575950a5ba61376240efbd92effc96afb82940c805f6cf3d32db7902c8bb6d56707ae38391554c74ed419271025e99e10895ba78e

  • \Windows\SysWOW64\drivers\winlogon.exe

    Filesize

    40KB

    MD5

    de29f5ddf4a47fe6e10decd53ac2a9a6

    SHA1

    3ca47c7c7133b60a7e4e3df830a5162d002ecc97

    SHA256

    3cf1b63431b4454047f85f655279a6716be52f64c16731395bc0247eaf0e2ebb

    SHA512

    27cc3752a1edd90444954a0575950a5ba61376240efbd92effc96afb82940c805f6cf3d32db7902c8bb6d56707ae38391554c74ed419271025e99e10895ba78e

  • memory/960-56-0x00000000757A1000-0x00000000757A3000-memory.dmp

    Filesize

    8KB