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Analysis

  • max time kernel
    84s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/08/2024, 02:19

General

  • Target

    88b5ed74d4fc6f2cf6394bd1766f44df61e7dc9b810cfacbecba5b34af3bf57d.exe

  • Size

    208KB

  • MD5

    e79a2bcf684a6ffbc4cfad76edf27809

  • SHA1

    6b8da04818ea775dbf16408a4c8a8ca71ceae606

  • SHA256

    88b5ed74d4fc6f2cf6394bd1766f44df61e7dc9b810cfacbecba5b34af3bf57d

  • SHA512

    a598742bfcafed7e2f2c6f20f329b76be5db6d971e66625d0328818f0b69aadf666073d546d678ecf61c43568cd669c6780b8888997d9999c75345ce71b50865

  • SSDEEP

    3072:jnlkzihcAP3LNot2Y8QEoc2Duj+5s1T1gMh4ZO:jnh5zCOoHET

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • 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\88b5ed74d4fc6f2cf6394bd1766f44df61e7dc9b810cfacbecba5b34af3bf57d.exe
    "C:\Users\Admin\AppData\Local\Temp\88b5ed74d4fc6f2cf6394bd1766f44df61e7dc9b810cfacbecba5b34af3bf57d.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Checks SCSI registry key(s)
    PID:1852
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1852 -s 352
      2⤵
      • Program crash
      PID:2600
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1852 -ip 1852
    1⤵
      PID:2804

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1852-1-0x0000000000640000-0x0000000000740000-memory.dmp

      Filesize

      1024KB

    • memory/1852-2-0x00000000001F0000-0x00000000001FB000-memory.dmp

      Filesize

      44KB

    • memory/1852-3-0x0000000000400000-0x000000000040B000-memory.dmp

      Filesize

      44KB

    • memory/1852-6-0x0000000000400000-0x000000000040B000-memory.dmp

      Filesize

      44KB

    • memory/1852-5-0x00000000001F0000-0x00000000001FB000-memory.dmp

      Filesize

      44KB

    • memory/1852-4-0x0000000000400000-0x000000000043A000-memory.dmp

      Filesize

      232KB