Analysis

  • max time kernel
    150s
  • max time network
    111s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    02/04/2021, 09:36

General

  • Target
    e564ffc635a7c73751b8eaf78fda310b.exe
  • Size 175KB
  • Sample210402-71ra7wpy6a
  • SHA256 0f32500a74e76831740141dfc69676b97a72f9f66da30dfa3aa8648b836373cf
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://smbproperty.ru/

  • http://gmbshop.ru/

  • http://baksproperty.gov.ug/

  • http://magistralpsw.ru/

  • http://mpmanagertzz.ru/

  • http://powerglasspot.ru/

  • http://autopartswarehouses.ru/

  • http://memoloves.ru/

  • http://alfavanilin.ru/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Deletes itself 1 IoCs
  • Loads dropped DLL 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 FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e564ffc635a7c73751b8eaf78fda310b.exe
    "C:\Users\Admin\AppData\Local\Temp\e564ffc635a7c73751b8eaf78fda310b.exe"
    1⤵
    • Loads dropped DLL
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1632

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1272-7-0x0000000002990000-0x00000000029A6000-memory.dmp

        memory/1632-2-0x00000000044B0000-0x00000000044C1000-memory.dmp

        memory/1632-3-0x0000000076341000-0x0000000076343000-memory.dmp

        memory/1632-5-0x0000000000220000-0x000000000022A000-memory.dmp

        memory/1632-6-0x0000000000400000-0x000000000040A000-memory.dmp