General

  • Target
    23102026_0354_22102026_Payment- Receipt 3830394154886897410_41302780233999_261021_134653.js.zip
  • Size 30KB
  • Sample261023-eghbpaby3m
  • SHA256 4ffff5c11a438c9b2735cb037558cf590e1ad9b0bb5eff2429c7df764a2e13ea
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • ps1.dropper

    https://rough-truth-e072.publicftpresend.workers.dev/enmkn

  • exe.dropper

    https://rough-truth-e072.publicftpresend.workers.dev/enmkn

Extracted

Family
  • xworm

Version
  • 5.0

C2
  • 84.38.133.22:1012

Mutex
  • SfqhTh3ld4Uyy1Rg

Attributes
  • Install_directory

    %AppData%

  • install_file

    bin.exe

aes.plain

Targets

    • Target
      Payment- Receipt 3830394154886897410_41302780233999_261021_134653.js
    • Size 101KB
    • SHA256 782f6629754a9687bfb195232974e734ec7e6bd4f95c3e827eb949593ebc12a7
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • System Binary Proxy Execution: Regsvcs/Regasm

      Abuse Regasm to proxy execution of malicious code.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    • Executes dropped EXE

    • 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.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks