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Analysis

  • max time kernel
    148s
  • max time network
    74s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 14:19

General

  • Target

    85f85f52451a4386000ebb67063103742aa8648d9328ec2a4dec67428ca034ed.exe

  • Size

    419KB

  • MD5

    08693e673d23ac2c0c78b9ef8dabe218

  • SHA1

    b73cccfaf8b4f9ba7645eb8693124b637a8abf8d

  • SHA256

    85f85f52451a4386000ebb67063103742aa8648d9328ec2a4dec67428ca034ed

  • SHA512

    007a302f0a2b64d13f408f3784beca07138b6e80ae464d50e2a43bd1771292e546a68f6a13ac243feaf956ab6d9bd152505ff6e6924f3116e9abfcbcc597cac2

  • SSDEEP

    12288:VHMjpqaCqho40Vxl/RRAvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvf:dcN+Ll/RRw

Score
6/10

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\85f85f52451a4386000ebb67063103742aa8648d9328ec2a4dec67428ca034ed.exe
    "C:\Users\Admin\AppData\Local\Temp\85f85f52451a4386000ebb67063103742aa8648d9328ec2a4dec67428ca034ed.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:240
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Update\Google Update" /XML "C:\Users\Admin\AppData\Local\Temp\a44444.xml"
      2⤵
      • Creates scheduled task(s)
      PID:1980
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\System32\svchost.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:320

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\a44444.xml

    Filesize

    1KB

    MD5

    b258c29c3afb1122b924b80ea38c343a

    SHA1

    99f89b3958ac33fa672485d5891b4bb9845d2ef0

    SHA256

    b38fa2612f36f7604ff4c6459805424101fca004922c76b67be5a886bfcba5e9

    SHA512

    7693712218a3807329352dc6d85359df614f0b820dd789da311d3a8abeb25c4b33dd6a9a9b50aaa68fb79af7b74e072ae25ead2c9285ac737c5f1d7b6677ad1c

  • memory/240-54-0x00000000753C1000-0x00000000753C3000-memory.dmp

    Filesize

    8KB

  • memory/240-55-0x00000000742E0000-0x000000007488B000-memory.dmp

    Filesize

    5.7MB

  • memory/240-56-0x00000000742E0000-0x000000007488B000-memory.dmp

    Filesize

    5.7MB

  • memory/240-77-0x00000000742E0000-0x000000007488B000-memory.dmp

    Filesize

    5.7MB

  • memory/320-65-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/320-60-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/320-62-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/320-59-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/320-68-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/320-70-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/320-73-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/320-79-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/320-80-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/320-81-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB