Analysis

  • max time kernel
    102s
  • max time network
    105s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-07-2024 01:43

General

  • Target

    4f1c55e2da9222a2e994c3caa7c1d690N.exe

  • Size

    240KB

  • MD5

    4f1c55e2da9222a2e994c3caa7c1d690

  • SHA1

    e16a833b721a1b0565684f3b4a516737b851e7b9

  • SHA256

    d9f94c5aae1475216623c8458cbf9ad26a58fd61c12fe25836acfd1b8ee86321

  • SHA512

    0e095904c09661a7ef78e231de5963ece6443459270ccb30184022606d931ba2d08a89b55af47ee66cb04b0e3733cec470594f149d1bec7b92b45134e0a99d9b

  • SSDEEP

    3072:44/TQsx4c5+5ezyy7rv+0cNOuy+vhbc4tj7UKP+bEugNQ90K:44XxD0oy8rTcN3JouJ

Malware Config

Extracted

Family

smokeloader

Botnet

pub4

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\4f1c55e2da9222a2e994c3caa7c1d690N.exe
    "C:\Users\Admin\AppData\Local\Temp\4f1c55e2da9222a2e994c3caa7c1d690N.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Checks SCSI registry key(s)
    PID:2240
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2240 -s 352
      2⤵
      • Program crash
      PID:3340
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2240 -ip 2240
    1⤵
      PID:3360

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2240-1-0x0000000002250000-0x0000000002350000-memory.dmp

      Filesize

      1024KB

    • memory/2240-3-0x0000000000400000-0x000000000040B000-memory.dmp

      Filesize

      44KB

    • memory/2240-2-0x0000000002230000-0x000000000223B000-memory.dmp

      Filesize

      44KB

    • memory/2240-5-0x0000000000400000-0x000000000040B000-memory.dmp

      Filesize

      44KB

    • memory/2240-4-0x0000000000400000-0x0000000002085000-memory.dmp

      Filesize

      28.5MB