General

  • Target

    9fc003bc2e8643ca6dd568daef3682f0aa169a446802f90c9e9dc5f36ed4593c

  • Size

    270KB

  • Sample

    230924-t4ftpsaa72

  • MD5

    5541bda9a6d1959aaa2c81fe0f5fe2c2

  • SHA1

    56ebd5eca9efd029dba3de411e76577e37bd3018

  • SHA256

    9fc003bc2e8643ca6dd568daef3682f0aa169a446802f90c9e9dc5f36ed4593c

  • SHA512

    6e0a3ebc6b5be960f6b0a95bdd500dd0600220967f3efe5601d2a3df3a6ec90853bb75961f61255d0f8145cfe2ddd029d3d10936a09cde15604b73be2e71096f

  • SSDEEP

    6144:zRthrJ+j+5j68KsT6h/OCy5U9uAOOAHDUPouYXTIPqw6:zRDN+j+5+RsqGGuhjYo3T3w6

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      9fc003bc2e8643ca6dd568daef3682f0aa169a446802f90c9e9dc5f36ed4593c

    • Size

      270KB

    • MD5

      5541bda9a6d1959aaa2c81fe0f5fe2c2

    • SHA1

      56ebd5eca9efd029dba3de411e76577e37bd3018

    • SHA256

      9fc003bc2e8643ca6dd568daef3682f0aa169a446802f90c9e9dc5f36ed4593c

    • SHA512

      6e0a3ebc6b5be960f6b0a95bdd500dd0600220967f3efe5601d2a3df3a6ec90853bb75961f61255d0f8145cfe2ddd029d3d10936a09cde15604b73be2e71096f

    • SSDEEP

      6144:zRthrJ+j+5j68KsT6h/OCy5U9uAOOAHDUPouYXTIPqw6:zRDN+j+5+RsqGGuhjYo3T3w6

    • 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.

    • Detected potential entity reuse from brand microsoft.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks