Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-03-2024 10:54

General

  • Target

    2026922edca9a8fb8502cce5fc78d190_JaffaCakes118.exe

  • Size

    338KB

  • MD5

    2026922edca9a8fb8502cce5fc78d190

  • SHA1

    e190445833ce3f04206f82bb5cc7a991e823c96d

  • SHA256

    a0cc944f6eb9f6730d0103615257d0b006bb9496d22f41adce9bf6fd7aaa26c9

  • SHA512

    10285f9c3e7cb46294df3278207643c8e87ab518da00bd8f60947c28c9bd4925a753b9471e59e73c25d643826cc849141b582c2b47d66c383a2421c16f6e7701

  • SSDEEP

    6144:NoHCOKf3S5a1l5P11VVUEgRvPyvJuVbLi0oLOS6H:2HCv/S01lZvVVUdv2JEbLilH

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Extracted

Family

smokeloader

Version

2020

C2

http://gmpeople.com/upload/

http://mile48.com/upload/

http://lecanardstsornin.com/upload/

http://m3600.com/upload/

http://camasirx.com/upload/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

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

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026922edca9a8fb8502cce5fc78d190_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2026922edca9a8fb8502cce5fc78d190_JaffaCakes118.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:4564
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4564 -s 368
      2⤵
      • Program crash
      PID:644
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4564 -ip 4564
    1⤵
      PID:5012

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Discovery

    Query Registry

    2
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3480-4-0x0000000002580000-0x0000000002595000-memory.dmp
      Filesize

      84KB

    • memory/4564-2-0x0000000003410000-0x0000000003419000-memory.dmp
      Filesize

      36KB

    • memory/4564-1-0x00000000016E0000-0x00000000017E0000-memory.dmp
      Filesize

      1024KB

    • memory/4564-3-0x0000000000400000-0x00000000016C8000-memory.dmp
      Filesize

      18.8MB

    • memory/4564-7-0x0000000000400000-0x00000000016C8000-memory.dmp
      Filesize

      18.8MB