General

  • Target
    SecuriteInfo.com.Gen.Variant.Nemesis.47590.23542.31651.exe
  • Size 1.1MB
  • Sample260415-jgqehsby81
  • SHA256 754016da93b35b51d4abbbcec0bf4ff6e9670109a2b5ecbdbe04f010a7843539
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      SecuriteInfo.com.Gen.Variant.Nemesis.47590.23542.31651.exe
    • Size 1.1MB
    • SHA256 754016da93b35b51d4abbbcec0bf4ff6e9670109a2b5ecbdbe04f010a7843539
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Drops startup file

    • Loads dropped DLL

    • 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 Microsoft Outlook profiles

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Target
      $PLUGINSDIR/System.dll
    • Size 12KB
    • SHA256 a44ca08afb3f6bafd76aa35c259f3d599fe34f6f49ea5118626c1c1a540b0f03
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10

MITRE ATT&CK Enterprise v16

Tasks