Resubmissions

10/11/2020, 12:55

201110-tjrd82d9ee10

07/11/2020, 10:12

201107-lxpdbv9h4n10

General

  • Target
    04psi.zip
  • Size 100KB
  • Sample201107-lxpdbv9h4n
  • SHA256 a10400d1b68c46db52f94a07b4e2714bbcf319778ee9eda05f6aab0e9f545c09
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://rexstat35xm.xyz/statweb577/

  • http://dexspot2cx.club/statweb577/

  • http://atxspot20cx.best/statweb577/

  • http://rexspot7xm.xyz/statweb577/

  • http://datasectex.com/statweb577/

  • http://servicem977xm.xyz/statweb577/

  • http://advertxman7cx.xyz/statweb577/

  • http://starxpush7xm.xyz/statweb577/

rc4.i32
rc4.i32

Extracted

Family
  • dridex

Botnet
  • 10111

C2
  • 194.150.118.7:443

  • 49.212.179.180:3889

  • 69.64.62.4:4443

rc4.plain
rc4.plain

Targets

    • Target
      04psi.exe
    • Size 237KB
    • SHA256 3fc06d1926ada759903e4ebc197f9da5baa80fb8f729f34395dd7c67e2d58a8c
    • MD5 SHA1 SHA512
    • Dridex

      Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • CryptOne packer

      Detects CryptOne packer defined in NCC blogpost.

    • Dridex Loader

      Detects Dridex both x86 and x64 loader in memory.

    • Executes dropped EXE

    • Deletes itself

    • Loads dropped DLL

    • Checks whether UAC is enabled

    • JavaScript code in executable

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks