Analysis

  • max time kernel
    4s
  • max time network
    0s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    01-06-2024 20:03

General

  • Target

    328cd97394fc1bdd4f7ff410d4617313fa86f7378fe8c31c9dc1b2ef7fa4ad75.exe

  • Size

    255KB

  • MD5

    31264aee72db89daba8014e491e3e8c9

  • SHA1

    8a301f56d5952e8504ac955385a572bc34d0987f

  • SHA256

    328cd97394fc1bdd4f7ff410d4617313fa86f7378fe8c31c9dc1b2ef7fa4ad75

  • SHA512

    11a688aa66a36fefd7054efbb3a95a7b38dc601f48214b87a1aa83d88d61578b3a938c97c2150352f2834bde6a1cddaf4a70609c3ce84d405f05abac90aef857

  • SSDEEP

    3072:fTAjnioLO7WpLyLNZ45OlTZHiKb8ljJ3ijAviJcfM698RyOiy12KJ3qi4YgTl:f6nrD0ZvRcjcOiJ+98X2sfXg

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Auto-generated rule 1 IoCs
  • Detects Reflective DLL injection artifacts 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\328cd97394fc1bdd4f7ff410d4617313fa86f7378fe8c31c9dc1b2ef7fa4ad75.exe
    "C:\Users\Admin\AppData\Local\Temp\328cd97394fc1bdd4f7ff410d4617313fa86f7378fe8c31c9dc1b2ef7fa4ad75.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1712
    • C:\Users\Admin\AppData\Roaming\{f76cdf95-8986-45ec-83a1-172a6599c6a2}\mmc.exe
      "C:\Users\Admin\AppData\Roaming\{f76cdf95-8986-45ec-83a1-172a6599c6a2}\mmc.exe"
      2⤵
      • Executes dropped EXE
      • Writes to the Master Boot Record (MBR)
      • Suspicious use of AdjustPrivilegeToken
      PID:1632

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Defense Evasion

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\{f76cdf95-8986-45ec-83a1-172a6599c6a2}\mmc.exe
    Filesize

    255KB

    MD5

    31264aee72db89daba8014e491e3e8c9

    SHA1

    8a301f56d5952e8504ac955385a572bc34d0987f

    SHA256

    328cd97394fc1bdd4f7ff410d4617313fa86f7378fe8c31c9dc1b2ef7fa4ad75

    SHA512

    11a688aa66a36fefd7054efbb3a95a7b38dc601f48214b87a1aa83d88d61578b3a938c97c2150352f2834bde6a1cddaf4a70609c3ce84d405f05abac90aef857

  • memory/1632-13-0x0000000000230000-0x0000000000246000-memory.dmp
    Filesize

    88KB

  • memory/1632-14-0x0000000000250000-0x000000000026A000-memory.dmp
    Filesize

    104KB

  • memory/1712-0-0x0000000000230000-0x0000000000246000-memory.dmp
    Filesize

    88KB

  • memory/1712-3-0x0000000000260000-0x000000000027A000-memory.dmp
    Filesize

    104KB