Analysis

  • max time kernel
    189s
  • max time network
    65s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 19:02

General

  • Target

    3d822410b7fea598510fbfad7a2c8b8439c804fdfd389a8a17381ee12364342f.exe

  • Size

    144KB

  • MD5

    464e6d38e7e084adf4b11a652f3d0ac0

  • SHA1

    49b55e455e591a0491c5111a24bd82f2d530ce47

  • SHA256

    3d822410b7fea598510fbfad7a2c8b8439c804fdfd389a8a17381ee12364342f

  • SHA512

    4df0e9da73a6b14f3cb876007be0c79e166b05647154217067034b142a946577a607dbb7139bf30df6681494f405f575429a616c334b08cfe050571affff67af

  • SSDEEP

    3072:N6n6lcWd5gVUL5mynf1lFCm8hlJvzMwgv21s4oQZiEWX:N6n521Cm8hlJvzMwgvpWw

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 51 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\3d822410b7fea598510fbfad7a2c8b8439c804fdfd389a8a17381ee12364342f.exe
    "C:\Users\Admin\AppData\Local\Temp\3d822410b7fea598510fbfad7a2c8b8439c804fdfd389a8a17381ee12364342f.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:1208
    • C:\Users\Admin\feewoiq.exe
      "C:\Users\Admin\feewoiq.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:672

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\feewoiq.exe

    Filesize

    144KB

    MD5

    96b839a31bd57d636b1c32e69d909454

    SHA1

    fff446deadcfc9bba436b757c50c85021485ce39

    SHA256

    6c1df220253eac5ec5df3a29a8e8865064665441284356bb2fefd6fb45e7b9f6

    SHA512

    cff13cbe833c4f13e5acf657c816abeb839667d59ed35e625fa83a151d56ca9f3f4f44fb82e87e12885fa7622a762f6183b0cf238dd41fdb234a1e9508e6d658

  • C:\Users\Admin\feewoiq.exe

    Filesize

    144KB

    MD5

    96b839a31bd57d636b1c32e69d909454

    SHA1

    fff446deadcfc9bba436b757c50c85021485ce39

    SHA256

    6c1df220253eac5ec5df3a29a8e8865064665441284356bb2fefd6fb45e7b9f6

    SHA512

    cff13cbe833c4f13e5acf657c816abeb839667d59ed35e625fa83a151d56ca9f3f4f44fb82e87e12885fa7622a762f6183b0cf238dd41fdb234a1e9508e6d658

  • \Users\Admin\feewoiq.exe

    Filesize

    144KB

    MD5

    96b839a31bd57d636b1c32e69d909454

    SHA1

    fff446deadcfc9bba436b757c50c85021485ce39

    SHA256

    6c1df220253eac5ec5df3a29a8e8865064665441284356bb2fefd6fb45e7b9f6

    SHA512

    cff13cbe833c4f13e5acf657c816abeb839667d59ed35e625fa83a151d56ca9f3f4f44fb82e87e12885fa7622a762f6183b0cf238dd41fdb234a1e9508e6d658

  • \Users\Admin\feewoiq.exe

    Filesize

    144KB

    MD5

    96b839a31bd57d636b1c32e69d909454

    SHA1

    fff446deadcfc9bba436b757c50c85021485ce39

    SHA256

    6c1df220253eac5ec5df3a29a8e8865064665441284356bb2fefd6fb45e7b9f6

    SHA512

    cff13cbe833c4f13e5acf657c816abeb839667d59ed35e625fa83a151d56ca9f3f4f44fb82e87e12885fa7622a762f6183b0cf238dd41fdb234a1e9508e6d658

  • memory/672-59-0x0000000000000000-mapping.dmp

  • memory/1208-56-0x00000000759C1000-0x00000000759C3000-memory.dmp

    Filesize

    8KB