General

  • Target

    built-crypted.exe

  • Size

    8.8MB

  • Sample

    241208-ts28kaymd1

  • MD5

    4ac9cec0cf0199ce79e3899a8d44db5b

  • SHA1

    895da0ca4b3178037d53874d2298e22399e45b66

  • SHA256

    d89943cd164b8020c6524263625192dc0c0291eea871a427ea309f009cca30fc

  • SHA512

    1e5a6ba2ed32d21bc2c8f3568f3b405adb282c507924728943c8adf0f415663572c7e890dc27c4ca4964cbaeb26364f5553047ded3215fd2ecb5b14f68420be5

  • SSDEEP

    196608:VL1FkRKr88QuE6QPB9MxtcnRNDqaSPiJmKRQMsyBVvB:hkco8BdQnMxKnrP01zyDvB

Malware Config

Targets

    • Target

      built-crypted.exe

    • Size

      8.8MB

    • MD5

      4ac9cec0cf0199ce79e3899a8d44db5b

    • SHA1

      895da0ca4b3178037d53874d2298e22399e45b66

    • SHA256

      d89943cd164b8020c6524263625192dc0c0291eea871a427ea309f009cca30fc

    • SHA512

      1e5a6ba2ed32d21bc2c8f3568f3b405adb282c507924728943c8adf0f415663572c7e890dc27c4ca4964cbaeb26364f5553047ded3215fd2ecb5b14f68420be5

    • SSDEEP

      196608:VL1FkRKr88QuE6QPB9MxtcnRNDqaSPiJmKRQMsyBVvB:hkco8BdQnMxKnrP01zyDvB

    • MilleniumRat

      MilleniumRat is a remote access trojan written in C#.

    • Milleniumrat family

    • 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.

    • Adds Run key to start application

    • 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.

    • Enumerates processes with tasklist

MITRE ATT&CK Enterprise v15

Tasks