Overview

overview

10

Static

static

028bda2c76...48.exe

windows7_x64

10

028bda2c76...48.exe

windows10_x64

10

Sharing

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General

  • Target
    028bda2c761bfaf2666e2cc90b09f948.exe
  • Size 334KB
  • Sample211216-krlpracdaj
  • SHA256 30a0834cb7fcd0232929e53c63e45fce83704c31fbcf1c32bb5a37db6be84931
  • MD5 SHA1 SHA512
Score
10/10
smokeloaderbackdoorpersistencetrojan

Malware Config

Extracted

Family

  • smokeloader

Version

  • 2020

C2

  • http://92.255.85.131/

rc4.i32
rc4.i32

Targets

    • Target
      028bda2c761bfaf2666e2cc90b09f948.exe
    • Size 334KB
    • SHA256 30a0834cb7fcd0232929e53c63e45fce83704c31fbcf1c32bb5a37db6be84931
    • MD5 SHA1 SHA512
    Score
    10/10
    smokeloaderbackdoorpersistencetrojan

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Deletes itself

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks