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Analysis

  • max time kernel
    119s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/12/2024, 21:36

General

  • Target

    562f3946eec5bd665777fa1f95df701859ae3f94b747439c5b66ddd480c2b62d.exe

  • Size

    80KB

  • MD5

    2108c501ee09814f34e1038b5766c96b

  • SHA1

    3e8e07ee1d4993582078d555c1dd840e5a869f18

  • SHA256

    562f3946eec5bd665777fa1f95df701859ae3f94b747439c5b66ddd480c2b62d

  • SHA512

    571cbfe59a5dac6b59aebfae01d9ea4652204cc1d17cfd714bf4972b3068e7cfa99d414df30b471dc52a9bfc1e29f10866c6ee6cd3484344ff8d855b2116aa90

  • SSDEEP

    1536:ITJxjZZ29Up2U7O0Ov15+o46zqMi9G7WXnQQvaWh3zWKfx/t126a63E:SHZ2up5JkH+o46LuRXnLdpzp/tg6Z3E

Malware Config

Signatures

  • Blackmoon family
  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\562f3946eec5bd665777fa1f95df701859ae3f94b747439c5b66ddd480c2b62d.exe
    "C:\Users\Admin\AppData\Local\Temp\562f3946eec5bd665777fa1f95df701859ae3f94b747439c5b66ddd480c2b62d.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4832
    • C:\Users\Admin\AppData\Local\Temp\Syslemnszko.exe
      "C:\Users\Admin\AppData\Local\Temp\Syslemnszko.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:4804

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Syslemnszko.exe

    Filesize

    80KB

    MD5

    18977837d705874d8cd308001662a450

    SHA1

    62ecfd85c3de92bf659f084b5b3bbea5438063e5

    SHA256

    0de9e7e1593d750f0ab63a527ed16a622d8c03d072ae85379355a3a570f13204

    SHA512

    7af60da84b2d72a599a2d6f5472ea175ce58c06c279f8e006067b2ec6517c94c17379f99c3de3b0832fb1044be9a732a81e2b85439c781d27fbdaafd1e0b5468

  • C:\Users\Admin\AppData\Local\Temp\lpath.ini

    Filesize

    102B

    MD5

    d7ff81d9fbc0fdb7447f016aefe7e42d

    SHA1

    aa8cab914b5c0ea9a0f545d1b8af8f0ce39e33a1

    SHA256

    85da4e2ba347a0d9eaa7f75e3536bc2a065361f02cec9fd077127857c4867cc1

    SHA512

    b0edcf998029b3e16661f0ea20959c15d6a839229fa1517e0053e5ca14110d716ecc00d7923110cd0927964afae5edad5bf940dc42dd9cd5537820180a075bdc

  • memory/4804-17-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/4832-0-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/4832-14-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB