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Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    26/12/2023, 14:20

General

  • Target

    7529babe2d26fe59fdad435594befd91.exe

  • Size

    48KB

  • MD5

    7529babe2d26fe59fdad435594befd91

  • SHA1

    c1c5e1b70ba94ee4a8e7f365c80dfd8abe297250

  • SHA256

    4ffb4c60ef8649fdb11e0ed86fab9df6e6b34ea1e86417aca1eb9e5ae7f61464

  • SHA512

    fab659ca1a11182434d60c2a2b4b98002312a05bae1b1bf4290b69c771cfddc23f259489ce19bbd047795918606bb2d0afaa67ffa613b2ee86669be4713e623c

  • SSDEEP

    768:26NEhmqg90TiUv+6wH9H7MfygXaDMFQXD7e:26amLDC6NNDsQXD7

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\7529babe2d26fe59fdad435594befd91.exe
    "C:\Users\Admin\AppData\Local\Temp\7529babe2d26fe59fdad435594befd91.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2272
    • C:\Users\Admin\pjsieq.exe
      "C:\Users\Admin\pjsieq.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
      • Suspicious use of WriteProcessMemory
      PID:1848

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\pjsieq.exe

    Filesize

    48KB

    MD5

    5579cd3e2b438b5b75f05d30e0c51dc4

    SHA1

    ae22fad0d9a3ce65450162259a27b42db537edaa

    SHA256

    8269aecc45083f9d7b0de0f71bd20dc44b7b40cbc91d0b1158aa7953c0c7fb22

    SHA512

    e382f4d7497a4e14c9a7a0f7a1cf26877cd902e42fd86c94108e74a0f74c1a593043572a8c963e877205929921a1503ab50a07eaa4130e2d399bb105210ada16