General

  • Target

    c684fa1a0e4d2d4db250ae845e0e5794ddba07a6d77d10e441532f3aad04d203

  • Size

    270KB

  • Sample

    230924-xwllrsae82

  • MD5

    7846cca2b1e777b13cab189696c95728

  • SHA1

    0435efa4848cc4ad6ce4e64804a1eb31335ceb06

  • SHA256

    c684fa1a0e4d2d4db250ae845e0e5794ddba07a6d77d10e441532f3aad04d203

  • SHA512

    5ac3a152bec8acf17a9e444a1d0068f2292683c57d96561fe2a73426e21540b0fa0b0ffd05d651784336b7d69a67583b365261a45685f49d1772ed0600e818e6

  • SSDEEP

    6144:HRe4cMQ+j+5j68KsT6h/OCy5UKuAOCgzgkHSNDwK:HRe77+j+5+RsqGhulcdwK

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Targets

    • Target

      c684fa1a0e4d2d4db250ae845e0e5794ddba07a6d77d10e441532f3aad04d203

    • Size

      270KB

    • MD5

      7846cca2b1e777b13cab189696c95728

    • SHA1

      0435efa4848cc4ad6ce4e64804a1eb31335ceb06

    • SHA256

      c684fa1a0e4d2d4db250ae845e0e5794ddba07a6d77d10e441532f3aad04d203

    • SHA512

      5ac3a152bec8acf17a9e444a1d0068f2292683c57d96561fe2a73426e21540b0fa0b0ffd05d651784336b7d69a67583b365261a45685f49d1772ed0600e818e6

    • SSDEEP

      6144:HRe4cMQ+j+5j68KsT6h/OCy5UKuAOCgzgkHSNDwK:HRe77+j+5+RsqGhulcdwK

    • Detected google phishing page

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks