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General

  • Target

    a9816b1f5c43253c0b7af790ee87e29c8203b12bdd2dac78d59c9f4c375f629a

  • Size

    404KB

  • Sample

    240328-t5sjwsbf88

  • MD5

    54762ca46c348dc6ab92e12250adbc68

  • SHA1

    aa8cafaf45d914c3a1fcb9618b1662dd83bfa3b9

  • SHA256

    a9816b1f5c43253c0b7af790ee87e29c8203b12bdd2dac78d59c9f4c375f629a

  • SHA512

    92115352b14f7c6170513baba26baeff174c2ef9813919fc0fcb1d89fc1b0b0ad32daafa25cee3b832eb7c5bb63c8874744431300b6dbc8d8424b05090f099f5

  • SSDEEP

    12288:RzCZe/AA78MB6arGKFZqee8rFXUlgH4E0:R2OIMlHvl2gHF0

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.209

Attributes
  • url_path

    /3cd2b41cbde8fc9c.php

Targets

    • Target

      a9816b1f5c43253c0b7af790ee87e29c8203b12bdd2dac78d59c9f4c375f629a

    • Size

      404KB

    • MD5

      54762ca46c348dc6ab92e12250adbc68

    • SHA1

      aa8cafaf45d914c3a1fcb9618b1662dd83bfa3b9

    • SHA256

      a9816b1f5c43253c0b7af790ee87e29c8203b12bdd2dac78d59c9f4c375f629a

    • SHA512

      92115352b14f7c6170513baba26baeff174c2ef9813919fc0fcb1d89fc1b0b0ad32daafa25cee3b832eb7c5bb63c8874744431300b6dbc8d8424b05090f099f5

    • SSDEEP

      12288:RzCZe/AA78MB6arGKFZqee8rFXUlgH4E0:R2OIMlHvl2gHF0

    • Stealc

      Stealc is an infostealer written in C++.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Enterprise v15

Tasks