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Analysis

  • max time kernel
    149s
  • max time network
    133s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    28/02/2024, 16:46

General

  • Target

    73c9e10a57453a77c390efb9818dcac54926b012aa2bc4a88d319a1067f14e65.exe

  • Size

    794KB

  • MD5

    678f97d321682b010dfed3b72678d6ee

  • SHA1

    af0f005bd2a69cb97b8dc2398db78fca9dfb594f

  • SHA256

    73c9e10a57453a77c390efb9818dcac54926b012aa2bc4a88d319a1067f14e65

  • SHA512

    9484c053694406750959df85967f32745ab2f664867c34dc3be42f721a3fa400343619db7d6175f57dd02b26b99cfaa2987da63c3c5ee94190e29e2e853ce14b

  • SSDEEP

    24576:7RDE/UScR0XA1+SEyTAVf3H0kYlEmvvzgxm:1o/nXAzE13H/0Emvvzgk

Malware Config

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\73c9e10a57453a77c390efb9818dcac54926b012aa2bc4a88d319a1067f14e65.exe
    "C:\Users\Admin\AppData\Local\Temp\73c9e10a57453a77c390efb9818dcac54926b012aa2bc4a88d319a1067f14e65.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2028
    • C:\Users\Admin\AppData\Roaming\ecclante.exe
      "C:\Users\Admin\AppData\Roaming\ecclante.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2576
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\ecclante.exe" "ecclante.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:2476

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Roaming\ecclante.exe

    Filesize

    794KB

    MD5

    678f97d321682b010dfed3b72678d6ee

    SHA1

    af0f005bd2a69cb97b8dc2398db78fca9dfb594f

    SHA256

    73c9e10a57453a77c390efb9818dcac54926b012aa2bc4a88d319a1067f14e65

    SHA512

    9484c053694406750959df85967f32745ab2f664867c34dc3be42f721a3fa400343619db7d6175f57dd02b26b99cfaa2987da63c3c5ee94190e29e2e853ce14b

  • memory/2028-1-0x0000000000750000-0x0000000000790000-memory.dmp

    Filesize

    256KB

  • memory/2028-0-0x00000000744A0000-0x0000000074A4B000-memory.dmp

    Filesize

    5.7MB

  • memory/2028-2-0x00000000744A0000-0x0000000074A4B000-memory.dmp

    Filesize

    5.7MB

  • memory/2028-10-0x00000000744A0000-0x0000000074A4B000-memory.dmp

    Filesize

    5.7MB

  • memory/2576-11-0x00000000744A0000-0x0000000074A4B000-memory.dmp

    Filesize

    5.7MB

  • memory/2576-12-0x0000000001F60000-0x0000000001FA0000-memory.dmp

    Filesize

    256KB

  • memory/2576-13-0x00000000744A0000-0x0000000074A4B000-memory.dmp

    Filesize

    5.7MB

  • memory/2576-15-0x00000000744A0000-0x0000000074A4B000-memory.dmp

    Filesize

    5.7MB

  • memory/2576-16-0x00000000744A0000-0x0000000074A4B000-memory.dmp

    Filesize

    5.7MB

  • memory/2576-17-0x0000000001F60000-0x0000000001FA0000-memory.dmp

    Filesize

    256KB