General

  • Target

    Downloads.exe

  • Size

    338KB

  • Sample

    240620-m5b4ksxhqr

  • MD5

    d68e66f73f6673ff81ed50582b387a57

  • SHA1

    5c5884ad09b0e4147bdc7f5d9b31e330ce04d0f4

  • SHA256

    5ebe07c4566e84380ec14aabbe3789bed128ae01a9ab4bbf97a1cd4f53342da0

  • SHA512

    2ce5a663653effdcc6b9dfb19036cc862fe574ee78e8a3e422bbcd8e3ceaea638040aaf7f42a41a7c4f8807eee590846b12276eb605da92e5717d8587cfdd9ff

  • SSDEEP

    6144:Ka4InuJg58BkgqPoDH49n8Bb/cQ/0Pq2C2M4rWN99TclWQpeBOPiHlIPtaIBYJ3i:Kat0EAH49n8BLg5M2WNO8DlIlaRJ3wF

Malware Config

Extracted

Family

44caliber

C2

https://discord.com/api/webhooks/1253302699978526772/b5mqXVOEs47XQy9dHee2Po12VotJwgdPtLauhKlKoyBH-xF42vUZ2Glc0N58n1pvAEdH

Targets

    • Target

      Downloads.exe

    • Size

      338KB

    • MD5

      d68e66f73f6673ff81ed50582b387a57

    • SHA1

      5c5884ad09b0e4147bdc7f5d9b31e330ce04d0f4

    • SHA256

      5ebe07c4566e84380ec14aabbe3789bed128ae01a9ab4bbf97a1cd4f53342da0

    • SHA512

      2ce5a663653effdcc6b9dfb19036cc862fe574ee78e8a3e422bbcd8e3ceaea638040aaf7f42a41a7c4f8807eee590846b12276eb605da92e5717d8587cfdd9ff

    • SSDEEP

      6144:Ka4InuJg58BkgqPoDH49n8Bb/cQ/0Pq2C2M4rWN99TclWQpeBOPiHlIPtaIBYJ3i:Kat0EAH49n8BLg5M2WNO8DlIlaRJ3wF

    • 44Caliber

      An open source infostealer written in C#.

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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

    • 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