Resubmissions

30/08/2026, 22:35

260830-2ht37saq9x10

30/08/2026, 20:46

260830-zkjn5s1wat10

General

  • Target
    a4f43a6f802512ca01c0900c79bee3990d0dec4575617999c4b8eb9449d00bf7
  • Size 201KB
  • Sample260830-2ht37saq9x
  • SHA256 a4f43a6f802512ca01c0900c79bee3990d0dec4575617999c4b8eb9449d00bf7
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      a4f43a6f802512ca01c0900c79bee3990d0dec4575617999c4b8eb9449d00bf7
    • Size 201KB
    • SHA256 a4f43a6f802512ca01c0900c79bee3990d0dec4575617999c4b8eb9449d00bf7
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects Cosmu payload

      Cosmu is a worm written in C++.

    • Family: Cosmu

      Cosmu is a Windows worm written in C++.

    • Renames multiple (1325) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Executes dropped EXE

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks