Analysis

  • max time kernel
    136s
  • max time network
    105s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-05-2024 17:59

General

  • Target

    c0a0fbc6485f4545d0914ddff5fd8ed0_NEAS.exe

  • Size

    208KB

  • MD5

    c0a0fbc6485f4545d0914ddff5fd8ed0

  • SHA1

    56dbd199dd4f31fdc9db8782c4817a49bc28b429

  • SHA256

    4f792ce3a467572688a6aa4b389254b860fa79bcda9142af0be0e94c8eda8f93

  • SHA512

    ee208aefeb55b998d245609957e677bd8c3ab049f1d844efc283d25e8c7913fbd1ee5277e41a05bf00bc1eed92f78db3feeef1e745fac35e01c0e5077b7b9dea

  • SSDEEP

    3072:Bw1Y91VV3eJI1g9BIwuk7znyX/8BcB5RDLTcZ1:gY91zYggEuznS9TcZ

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

Processes

  • C:\Users\Admin\AppData\Local\Temp\c0a0fbc6485f4545d0914ddff5fd8ed0_NEAS.exe
    "C:\Users\Admin\AppData\Local\Temp\c0a0fbc6485f4545d0914ddff5fd8ed0_NEAS.exe"
    1⤵
    • Checks SCSI registry key(s)
    PID:3208
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3208 -s 352
      2⤵
      • Program crash
      PID:3644
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3208 -ip 3208
    1⤵
      PID:4532

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3208-1-0x0000000002C10000-0x0000000002D10000-memory.dmp

      Filesize

      1024KB

    • memory/3208-2-0x0000000002B90000-0x0000000002B9B000-memory.dmp

      Filesize

      44KB

    • memory/3208-3-0x0000000000400000-0x000000000040B000-memory.dmp

      Filesize

      44KB

    • memory/3208-5-0x0000000002B90000-0x0000000002B9B000-memory.dmp

      Filesize

      44KB

    • memory/3208-4-0x0000000000400000-0x0000000002AF2000-memory.dmp

      Filesize

      38.9MB