Analysis

  • max time kernel
    47s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    16-05-2022 19:23

General

  • Target

    389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97.exe

  • Size

    254KB

  • MD5

    e3b7d39be5e821b59636d0fe7c2944cc

  • SHA1

    00479a97e415e9b6a5dfb5d04f5d9244bc8fbe88

  • SHA256

    389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97

  • SHA512

    8f977c60658063051968049245512b6aea68dd89005d0eefde26e4b2757210e9e95aabcef9aee173f57614b52cfbac924d36516b7bc7d3a5cc67daae4dee3ad5

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.

  • Executes dropped EXE 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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97.exe
    "C:\Users\Admin\AppData\Local\Temp\389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1680
    • C:\Users\Admin\AppData\Roaming\{90ca507b-a54c-4ac3-9d49-49eb291657ba}\SndVol.exe
      "C:\Users\Admin\AppData\Roaming\{90ca507b-a54c-4ac3-9d49-49eb291657ba}\SndVol.exe"
      2⤵
      • Executes dropped EXE
      • Writes to the Master Boot Record (MBR)
      • Suspicious use of AdjustPrivilegeToken
      PID:1892

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Bootkit

1
T1067

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\{90ca507b-a54c-4ac3-9d49-49eb291657ba}\SndVol.exe
    Filesize

    255KB

    MD5

    d59571485c6109b15c0423b668ede623

    SHA1

    7e2b6a2ab77abb5c9967d96f49694e19b87d2a0e

    SHA256

    65b1edf4e8f63bd6c47436240f7b5256aedc6c6aea11604a6d03ffdb10b51c3d

    SHA512

    d2338c23f0815b4f69d16625478f6e6708b49525d9e023a0557f9bc23390ba000abd7fa821985d739718857e1697319adf0160a2d448c5a762b271e0a75aaebd

  • C:\Users\Admin\AppData\Roaming\{90ca507b-a54c-4ac3-9d49-49eb291657ba}\SndVol.exe
    Filesize

    255KB

    MD5

    d59571485c6109b15c0423b668ede623

    SHA1

    7e2b6a2ab77abb5c9967d96f49694e19b87d2a0e

    SHA256

    65b1edf4e8f63bd6c47436240f7b5256aedc6c6aea11604a6d03ffdb10b51c3d

    SHA512

    d2338c23f0815b4f69d16625478f6e6708b49525d9e023a0557f9bc23390ba000abd7fa821985d739718857e1697319adf0160a2d448c5a762b271e0a75aaebd

  • memory/1680-130-0x0000000000A00000-0x0000000000A16000-memory.dmp
    Filesize

    88KB

  • memory/1680-131-0x0000000000A20000-0x0000000000A3A000-memory.dmp
    Filesize

    104KB

  • memory/1892-132-0x0000000000000000-mapping.dmp
  • memory/1892-135-0x00000000005F0000-0x000000000060A000-memory.dmp
    Filesize

    104KB