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Analysis

  • max time kernel
    150s
  • max time network
    81s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    19/09/2022, 04:03

General

  • Target

    3f7ca312e6beefe46091bc979100fa1d6caac04d9a791b96e8f9aa78e6b29a6d.exe

  • Size

    100KB

  • MD5

    bf092864b8fa2e77b0778ebe72106a3f

  • SHA1

    abc854fc6e40bd947bb97245660dd40e8266bd04

  • SHA256

    3f7ca312e6beefe46091bc979100fa1d6caac04d9a791b96e8f9aa78e6b29a6d

  • SHA512

    dacfcc852cfdb653a99ffb739b87ec55a95556954b9d89d7f26f6a07b0e142a25df15d6c44320622b27683784b810def000ce307fefe510e19fbaa3c0db24825

  • SSDEEP

    1536:DWtGF82NTzwYMGAc4ohrPXo+73Rez8b0SyuNIjnZq:3wHurPX7CuCnY

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3f7ca312e6beefe46091bc979100fa1d6caac04d9a791b96e8f9aa78e6b29a6d.exe
    "C:\Users\Admin\AppData\Local\Temp\3f7ca312e6beefe46091bc979100fa1d6caac04d9a791b96e8f9aa78e6b29a6d.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1452
    • C:\Users\Admin\laiizo.exe
      "C:\Users\Admin\laiizo.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:1548

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\laiizo.exe

    Filesize

    100KB

    MD5

    649bc42ad9cbb7ff9da065cb5ea49140

    SHA1

    cf29f1089a8f5b08cf1f7b24cf93150c14b1c42f

    SHA256

    59f579db6cd35557a2788a570db7e838d662c58fc4be725bf37744a452f2796e

    SHA512

    9424ccfd7476a7a46cefdf2ea644497ed66f450b90e5b3d511d0a76f3fdcb92a02261e7ad978e1837bd719084cd09ea75e6d040ea809d9b07afdafd4840efba7

  • C:\Users\Admin\laiizo.exe

    Filesize

    100KB

    MD5

    649bc42ad9cbb7ff9da065cb5ea49140

    SHA1

    cf29f1089a8f5b08cf1f7b24cf93150c14b1c42f

    SHA256

    59f579db6cd35557a2788a570db7e838d662c58fc4be725bf37744a452f2796e

    SHA512

    9424ccfd7476a7a46cefdf2ea644497ed66f450b90e5b3d511d0a76f3fdcb92a02261e7ad978e1837bd719084cd09ea75e6d040ea809d9b07afdafd4840efba7

  • \Users\Admin\laiizo.exe

    Filesize

    100KB

    MD5

    649bc42ad9cbb7ff9da065cb5ea49140

    SHA1

    cf29f1089a8f5b08cf1f7b24cf93150c14b1c42f

    SHA256

    59f579db6cd35557a2788a570db7e838d662c58fc4be725bf37744a452f2796e

    SHA512

    9424ccfd7476a7a46cefdf2ea644497ed66f450b90e5b3d511d0a76f3fdcb92a02261e7ad978e1837bd719084cd09ea75e6d040ea809d9b07afdafd4840efba7

  • \Users\Admin\laiizo.exe

    Filesize

    100KB

    MD5

    649bc42ad9cbb7ff9da065cb5ea49140

    SHA1

    cf29f1089a8f5b08cf1f7b24cf93150c14b1c42f

    SHA256

    59f579db6cd35557a2788a570db7e838d662c58fc4be725bf37744a452f2796e

    SHA512

    9424ccfd7476a7a46cefdf2ea644497ed66f450b90e5b3d511d0a76f3fdcb92a02261e7ad978e1837bd719084cd09ea75e6d040ea809d9b07afdafd4840efba7

  • memory/1452-56-0x0000000075041000-0x0000000075043000-memory.dmp

    Filesize

    8KB