General

  • Target

    ca864155c717dad815649568a13d754dfd11bee816805e52ad3533b4725ce63c

  • Size

    270KB

  • Sample

    230924-vj9fysge9s

  • MD5

    a0c4f30d73c78f78f77f4c779707eb02

  • SHA1

    3beece669cfc2637182e9a3d776dd5f0824961ab

  • SHA256

    ca864155c717dad815649568a13d754dfd11bee816805e52ad3533b4725ce63c

  • SHA512

    ea203f05b8a97e6b364f9757f34e13363bf5aa267d35773db075ed1f6b0ae658488040164953d11b0a6232b55f26d21fec503d3d27c054f4a012d7b24fb5f266

  • SSDEEP

    6144:aRecMQ+j+5j68KsT6h/OCy5UKuAOFgMtIj4r5wK:aR17+j+5+RsqGhucMtIj2wK

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

      ca864155c717dad815649568a13d754dfd11bee816805e52ad3533b4725ce63c

    • Size

      270KB

    • MD5

      a0c4f30d73c78f78f77f4c779707eb02

    • SHA1

      3beece669cfc2637182e9a3d776dd5f0824961ab

    • SHA256

      ca864155c717dad815649568a13d754dfd11bee816805e52ad3533b4725ce63c

    • SHA512

      ea203f05b8a97e6b364f9757f34e13363bf5aa267d35773db075ed1f6b0ae658488040164953d11b0a6232b55f26d21fec503d3d27c054f4a012d7b24fb5f266

    • SSDEEP

      6144:aRecMQ+j+5j68KsT6h/OCy5UKuAOFgMtIj4r5wK:aR17+j+5+RsqGhucMtIj2wK

    • 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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Uses the VBS compiler for execution

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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