General

  • Target

    07ccec595a842376585d2134a4cb8cf8ce535023ca9367a6fcb23acdaa94a096

  • Size

    243KB

  • Sample

    210919-t37wsscbg2

  • MD5

    7316d5665a73025bb7c98b41e9360353

  • SHA1

    ebed4a95d1477d33a5ba162d5a5da0a64cdc6983

  • SHA256

    07ccec595a842376585d2134a4cb8cf8ce535023ca9367a6fcb23acdaa94a096

  • SHA512

    e31ed4986379f83d608953fa8538781e027c7690ced393fde07dacddb35d24837960edc91ef8a205ed238ea2dd7551615e3081f8cded718c82e31e960d511f03

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://venerynnet1.top/

http://kevonahira2.top/

http://vegangelist3.top/

http://kingriffaele4.top/

http://arakeishant5.top/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

UDP

C2

45.9.20.20:13441

Targets

    • Target

      07ccec595a842376585d2134a4cb8cf8ce535023ca9367a6fcb23acdaa94a096

    • Size

      243KB

    • MD5

      7316d5665a73025bb7c98b41e9360353

    • SHA1

      ebed4a95d1477d33a5ba162d5a5da0a64cdc6983

    • SHA256

      07ccec595a842376585d2134a4cb8cf8ce535023ca9367a6fcb23acdaa94a096

    • SHA512

      e31ed4986379f83d608953fa8538781e027c7690ced393fde07dacddb35d24837960edc91ef8a205ed238ea2dd7551615e3081f8cded718c82e31e960d511f03

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • 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.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks