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Overview

overview

8

Static

static

3

server.exe

windows7-x64

8

server.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    04/06/2024, 18:35

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General

  • Target

    server.exe

  • Size

    48KB

  • MD5

    7b7f514215066fc2dc3cbb1fcba6cb2b

  • SHA1

    9fe31bde8f920bd0517616be432c5bb7421f1487

  • SHA256

    61a0e8b4aec7bfba37910a171f9130ed800f8e6d68c958ebe5eeffaa7490fe03

  • SHA512

    fb9bfa0074798db2606a6144a1e0503bb46211fc585569643e07026078039e0d6e5f86b705dba685178371e78bab7dc60b24a1d5cd99eef77f95025d807cc221

  • SSDEEP

    768:+wUwhUwVbxp9vwyvwkDhRpigEdQzQbCMV4TK+jHY+:xBJxpuBKvpaUQbqTKMHp

Score
8/10
evasionpersistence

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 56 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\server.exe
    "C:\Users\Admin\AppData\Local\Temp\server.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2460
    • C:\Users\Admin\AppData\Roaming\server.exe
      "C:\Users\Admin\AppData\Roaming\server.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2292
      • C:\Windows\system32\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe" "server.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:2684

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\server.exe
    Filesize

    48KB

    MD5

    7b7f514215066fc2dc3cbb1fcba6cb2b

    SHA1

    9fe31bde8f920bd0517616be432c5bb7421f1487

    SHA256

    61a0e8b4aec7bfba37910a171f9130ed800f8e6d68c958ebe5eeffaa7490fe03

    SHA512

    fb9bfa0074798db2606a6144a1e0503bb46211fc585569643e07026078039e0d6e5f86b705dba685178371e78bab7dc60b24a1d5cd99eef77f95025d807cc221

    Download Submit

  • memory/2292-8-0x000007FEF5C70000-0x000007FEF660D000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/2292-10-0x000007FEF5C70000-0x000007FEF660D000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/2292-9-0x000007FEF5C70000-0x000007FEF660D000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/2292-15-0x000007FEF5C70000-0x000007FEF660D000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/2460-0-0x000007FEF5F2E000-0x000007FEF5F2F000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2460-1-0x000007FEF5C70000-0x000007FEF660D000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/2460-6-0x000007FEF5C70000-0x000007FEF660D000-memory.dmp

    Filesize

    9.6MB

    Download