General

  • Target

    5c6cd0cac67263505dc9944019895b50cab029ef655228e8294966dbc2590e35

  • Size

    328KB

  • Sample

    240313-a5vvgahg44

  • MD5

    b8275392b74d049b7e66ed9d8bd81117

  • SHA1

    c18914ddbe07649e9f61dad77ca491d66a830dfb

  • SHA256

    5c6cd0cac67263505dc9944019895b50cab029ef655228e8294966dbc2590e35

  • SHA512

    c4fdb96b31cd8eee3b5741b0a9ae9d13e05402f93a7113c372e42c22fee82827b3305afc573093c769da638214eac7ae94d6392ee4fd0a034fc1331e4c9cebd7

  • SSDEEP

    3072:yg7lMmqtYWfOn2qGILq2ynQHTfjhOpm91ktkIJUykQ0LuDjvSeBM/NdvEl2BdrmI:77hqGWmnUYyK46IJ7kbGO73v/dWEX93

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.145

Attributes
  • url_path

    /3cd2b41cbde8fc9c.php

Targets

    • Target

      5c6cd0cac67263505dc9944019895b50cab029ef655228e8294966dbc2590e35

    • Size

      328KB

    • MD5

      b8275392b74d049b7e66ed9d8bd81117

    • SHA1

      c18914ddbe07649e9f61dad77ca491d66a830dfb

    • SHA256

      5c6cd0cac67263505dc9944019895b50cab029ef655228e8294966dbc2590e35

    • SHA512

      c4fdb96b31cd8eee3b5741b0a9ae9d13e05402f93a7113c372e42c22fee82827b3305afc573093c769da638214eac7ae94d6392ee4fd0a034fc1331e4c9cebd7

    • SSDEEP

      3072:yg7lMmqtYWfOn2qGILq2ynQHTfjhOpm91ktkIJUykQ0LuDjvSeBM/NdvEl2BdrmI:77hqGWmnUYyK46IJ7kbGO73v/dWEX93

    • 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

    • Adds Run key to start application

    • 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