General

  • Target

    img logger.hta

  • Size

    998B

  • Sample

    240203-zk72qsccgj

  • MD5

    e9f8d2cbd98b827b2be314738d7a56dc

  • SHA1

    bf603cda72ed3e93c6583a5df3900672d2f3b77a

  • SHA256

    4beb6d6789d5780824d83f4920d21f7db21349573b11d8473879b44e6a101926

  • SHA512

    27cdc567d63613b2f879583eabbd45f6f8bb9ba0af6976c47ba2fa7791e5c07dc9bdf628769f6b0f8face5f76175ad08a263507228a8aa10b3cf4eb572202023

Malware Config

Extracted

Family

xworm

C2

https://pastebin.com/raw/iTFsRfJn:180508

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    msedge.exe

  • pastebin_url

    https://pastebin.com/raw/iTFsRfJn

  • telegram

    https://api.telegram.org/bot6360505249:AAHDdvMVsfbwHsuJFlpL2LbAMh0zDVhDNu0/sendMessage?chat_id=6056246212

Targets

    • Target

      img logger.hta

    • Size

      998B

    • MD5

      e9f8d2cbd98b827b2be314738d7a56dc

    • SHA1

      bf603cda72ed3e93c6583a5df3900672d2f3b77a

    • SHA256

      4beb6d6789d5780824d83f4920d21f7db21349573b11d8473879b44e6a101926

    • SHA512

      27cdc567d63613b2f879583eabbd45f6f8bb9ba0af6976c47ba2fa7791e5c07dc9bdf628769f6b0f8face5f76175ad08a263507228a8aa10b3cf4eb572202023

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Enterprise v15

Tasks