Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/11/2024, 07:53

General

  • Target

    b5e914049ad58f7c317a4d1416a51a76.exe

  • Size

    278KB

  • MD5

    b5e914049ad58f7c317a4d1416a51a76

  • SHA1

    5863b210e42078056e4d529637a76a280196c54a

  • SHA256

    c62ed22a952a74a9777a81c4fccec2c035fad10eabda7b0e49f5424f36cbb005

  • SHA512

    5f0534b82dfec7c1353deda030ffb7eb13b5b3dcf117c9475b29aaf25b8cda4468ecb953790740f39f097218af79184fb8d3a92bd323c4f3807340bc41f293ab

  • SSDEEP

    6144:Uox4xtJeI0cVC1ZBRscLl07MRjhbZeBVhQdB:lyxtt0YGZBRscLX1dZeTO

Malware Config

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Smokeloader family
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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\b5e914049ad58f7c317a4d1416a51a76.exe
    "C:\Users\Admin\AppData\Local\Temp\b5e914049ad58f7c317a4d1416a51a76.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Checks SCSI registry key(s)
    PID:3588
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3588 -s 352
      2⤵
      • Program crash
      PID:4748
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3588 -ip 3588
    1⤵
      PID:2540

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3588-1-0x0000000000660000-0x0000000000760000-memory.dmp

      Filesize

      1024KB

    • memory/3588-2-0x00000000005F0000-0x00000000005F9000-memory.dmp

      Filesize

      36KB

    • memory/3588-3-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/3588-5-0x00000000005F0000-0x00000000005F9000-memory.dmp

      Filesize

      36KB

    • memory/3588-6-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/3588-4-0x0000000000400000-0x0000000000486000-memory.dmp

      Filesize

      536KB