General

  • Target
    file.exe
  • Size 2.2MB
  • Sample261007-b2374szyft
  • SHA256 ffce7a3896c7e9e8172737d45c1eaed7f62b0a09b65ce22c5eeff9f25b7ace9d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • stealc

Botnet
  • my1

C2
  • http://91.92.241.109/78297b2fa2ac49ca8eb0.php

Attributes
  • url_path

    /78297b2fa2ac49ca8eb0.php

rc4.traffic_key
rc4.plain

Targets

    • Target
      file.exe
    • Size 2.2MB
    • SHA256 ffce7a3896c7e9e8172737d45c1eaed7f62b0a09b65ce22c5eeff9f25b7ace9d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects Stealc stealer Version 3

    • Family: Stealc

      Stealc is an infostealer written in C++.

    • Executes dropped EXE

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads user/profile data of web browsers

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

    • 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 v16

Tasks