Overview

overview

10

Static

static

3

b92f9a4d53...bd.exe

windows7-x64

10

b92f9a4d53...bd.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    b92f9a4d53ddaa32a6a42d348744cabd.exe
  • Size 289KB
  • Sample231127-ss3zeshd83
  • SHA256 0e1c1f54576e5ea6f024852228ef877537849db15a46633d77e36d8439e9609a
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
smokeloaderup4backdoorpersistencetrojan

Malware Config

Extracted

Family

  • smokeloader

Botnet

  • up4

Extracted

Family

  • smokeloader

Version

  • 2020

C2

  • http://host-file-file0.com/

  • http://file-file-file1.com/

rc4.i32
rc4.i32

Targets

    • Target
      b92f9a4d53ddaa32a6a42d348744cabd.exe
    • Size 289KB
    • SHA256 0e1c1f54576e5ea6f024852228ef877537849db15a46633d77e36d8439e9609a
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    smokeloaderup4backdoorpersistencetrojan

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • Modifies Installed Components in the registry

      persistence

    • Deletes itself

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks