Analysis

  • max time kernel
    150s
  • max time network
    157s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    18-07-2022 20:33

General

  • Target

    50c386d8ad900208670041d0591eae303aa80f158c1b4c74fe01987594f16158.exe

  • Size

    1.0MB

  • MD5

    31d5f481153ccd2829558720f8d90d81

  • SHA1

    386e3ed949e9be17b0b715e8b1f54aea134f1172

  • SHA256

    50c386d8ad900208670041d0591eae303aa80f158c1b4c74fe01987594f16158

  • SHA512

    4a1f8a84dbf3c15fdd2290be7c285a8ee774b42171268a5d646eee3dc0524bcd846c82dd30061c5ea022c033b3312ef0871c36d2c3b2acf8bf94f5eccd5cec9d

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\50c386d8ad900208670041d0591eae303aa80f158c1b4c74fe01987594f16158.exe
    "C:\Users\Admin\AppData\Local\Temp\50c386d8ad900208670041d0591eae303aa80f158c1b4c74fe01987594f16158.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1064
    • C:\Program Files\kele55\Install\kele.exe
      "C:\Program Files\kele55\Install\kele.exe" /S /AUTOSTART=FALSE /COMMENDER_ID=cmVjX2lkOjAscmVjX3R5cGU6MCxyZWNfYWQ6MCxzcmNfdXJsOix3ZWJfaWQ6LA== /D=C:\Program Files\kele55
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • Suspicious use of SetWindowsHookEx
      PID:1468

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files\kele55\Install\kele.exe

    Filesize

    1.3MB

    MD5

    bde29dee841faf6a084a57bcc7bf4513

    SHA1

    e730310f63f16c2737a4d3c9706d93c36941bfd1

    SHA256

    9a2cc0153a1a5633baead2e7e1e9360fbe2c647faaf59c1d1eafa45141d829f1

    SHA512

    8b94495e6426beffca765edde233ec8fb683e5a2113814073e388a78801e0f716c8991401d2b81c9b6536753545127c44ab9681bdac3847c83c3a0a41980fa5b

  • \Program Files\kele55\Install\kele.exe

    Filesize

    1.3MB

    MD5

    bde29dee841faf6a084a57bcc7bf4513

    SHA1

    e730310f63f16c2737a4d3c9706d93c36941bfd1

    SHA256

    9a2cc0153a1a5633baead2e7e1e9360fbe2c647faaf59c1d1eafa45141d829f1

    SHA512

    8b94495e6426beffca765edde233ec8fb683e5a2113814073e388a78801e0f716c8991401d2b81c9b6536753545127c44ab9681bdac3847c83c3a0a41980fa5b

  • memory/1064-54-0x0000000076091000-0x0000000076093000-memory.dmp

    Filesize

    8KB

  • memory/1468-56-0x0000000000000000-mapping.dmp