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Analysis

  • max time kernel
    121s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    29/04/2024, 22:19

General

  • Target

    63966f9f796dc8cbde744ac71c4d46a65f7646792b98bb4bc4b53dcb9ac163f1.exe

  • Size

    332KB

  • MD5

    40d48de1461d1fe01fb4a1faf1f5f4e9

  • SHA1

    aff2ab72069a4ba56ab6635dabf0bafb8259623c

  • SHA256

    63966f9f796dc8cbde744ac71c4d46a65f7646792b98bb4bc4b53dcb9ac163f1

  • SHA512

    21407b8cf58ff5abb47ff7f20856f154c93dbc2f727579d152bfca43fe5932a1e62aae72f00c9237964637f88c827a25872a34c0664c51a4cca0c7670b94e1d7

  • SSDEEP

    6144:2hGiVdIhfuqeT5poLFPj52lvx5ZJ1pvaCqehyNh:2hVdIwT30dj52lXZJ9q4ah

Score
8/10

Malware Config

Signatures

  • Modifies AppInit DLL entries 2 TTPs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\63966f9f796dc8cbde744ac71c4d46a65f7646792b98bb4bc4b53dcb9ac163f1.exe
    "C:\Users\Admin\AppData\Local\Temp\63966f9f796dc8cbde744ac71c4d46a65f7646792b98bb4bc4b53dcb9ac163f1.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of UnmapMainImage
    PID:2888
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {43104A2F-AC58-4EAB-892D-9FD05139F821} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2388
    • C:\PROGRA~3\Mozilla\eccstpf.exe
      C:\PROGRA~3\Mozilla\eccstpf.exe -ufgsyxd
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of UnmapMainImage
      PID:2832

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PROGRA~3\Mozilla\eccstpf.exe

    Filesize

    332KB

    MD5

    30de6a72aef6965c7ed208f5714151ec

    SHA1

    a27f892f13d218648d3582bfb64e5fa4ab8273d6

    SHA256

    0707ff1a6704faf6007b087c84dc5792332fd6e6a52378d0e998981ac19dc849

    SHA512

    9d292ee4bae9d5773db549661e67684c1b2a96d9b54628c8eff2d565436c82067ddcc1e95284122edb92c720374e5a6a026c4f4ca8046c95d76d040d886fc8f4

  • memory/2832-8-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2832-13-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2832-12-0x0000000000370000-0x00000000003CB000-memory.dmp

    Filesize

    364KB

  • memory/2832-15-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2888-0-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2888-1-0x0000000000240000-0x000000000029F000-memory.dmp

    Filesize

    380KB

  • memory/2888-3-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2888-2-0x00000000002A0000-0x00000000002FB000-memory.dmp

    Filesize

    364KB

  • memory/2888-5-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB