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Analysis

  • max time kernel
    173s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/10/2022, 22:46

General

  • Target

    e3f41f1b7693ab0ca32715c5a218b215971ee5b06b6e769b02d2848e50606eb2.exe

  • Size

    272KB

  • MD5

    7a7de661b611f3e10de3723d456af090

  • SHA1

    991c182359c69f8ab2a8ea882973ec521d0a28ff

  • SHA256

    e3f41f1b7693ab0ca32715c5a218b215971ee5b06b6e769b02d2848e50606eb2

  • SHA512

    52f02782abe1cce817df93378fcd2f454bc0ccc2be4d473817dd57953394c79f13068e4c45c6805ab4008aab6da07d3a82612a1e2783ba4f6cb519670c1ebbcb

  • SSDEEP

    3072:bG8TMShJdiw77OEcIlJ+k433GZ+cQRA7oTRCSAGjcc2zWm7/O2JN7RSNM:DiLEgnq+xRA7b4l23NENM

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 54 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e3f41f1b7693ab0ca32715c5a218b215971ee5b06b6e769b02d2848e50606eb2.exe
    "C:\Users\Admin\AppData\Local\Temp\e3f41f1b7693ab0ca32715c5a218b215971ee5b06b6e769b02d2848e50606eb2.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1596
    • C:\Users\Admin\suaivel.exe
      "C:\Users\Admin\suaivel.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4820

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\suaivel.exe

    Filesize

    272KB

    MD5

    03d16b63b273b132fa8c3722c1c51efa

    SHA1

    488cfca6cbc5d222c0b3667ad4491d4851308893

    SHA256

    10eeeecda5d2951cf8395baeda5fed7f0efffc6f51fb7b3e3fddd75c67071ffd

    SHA512

    7e8cd56397bfd9ad29f8e547616d488eaadfa11f6681646f87a186c97eeb012b7a65a0f1698847ca2288388d6d4a9b47cc1278c6fafc2323eebed69041641c31

  • C:\Users\Admin\suaivel.exe

    Filesize

    272KB

    MD5

    03d16b63b273b132fa8c3722c1c51efa

    SHA1

    488cfca6cbc5d222c0b3667ad4491d4851308893

    SHA256

    10eeeecda5d2951cf8395baeda5fed7f0efffc6f51fb7b3e3fddd75c67071ffd

    SHA512

    7e8cd56397bfd9ad29f8e547616d488eaadfa11f6681646f87a186c97eeb012b7a65a0f1698847ca2288388d6d4a9b47cc1278c6fafc2323eebed69041641c31