General

  • Target

    Halkbank_Ekstre_20230918_44390_097542.exe

  • Size

    430KB

  • Sample

    230919-tser9scd77

  • MD5

    06af45730e8aaa92ad1a5b269abdc36b

  • SHA1

    6939670b5d754b5c4c47fe703929d94878e60c8f

  • SHA256

    f3535a81c3a20565c3334b9a342e3134209f3bd81fc1f652cf5f2630ea225d6d

  • SHA512

    38cf346d51cce1f3f39ed65032096c99e5a5603223203fe3fe7d13d881cd701ad9d320d9f657e758fd8c2e13cb09a2f15e322698ad78f87d8489d9bbd7e9f6c8

  • SSDEEP

    6144:xB+pgUvsgje7IL81L0oU09BA2IL9Vnjm69Sj6qGDl2jaNO3tUcyCmApqUV409VBZ:xgnN+4oTUcA2Ijm6CbjgO3tUceApNVH

Malware Config

Targets

    • Target

      Halkbank_Ekstre_20230918_44390_097542.exe

    • Size

      430KB

    • MD5

      06af45730e8aaa92ad1a5b269abdc36b

    • SHA1

      6939670b5d754b5c4c47fe703929d94878e60c8f

    • SHA256

      f3535a81c3a20565c3334b9a342e3134209f3bd81fc1f652cf5f2630ea225d6d

    • SHA512

      38cf346d51cce1f3f39ed65032096c99e5a5603223203fe3fe7d13d881cd701ad9d320d9f657e758fd8c2e13cb09a2f15e322698ad78f87d8489d9bbd7e9f6c8

    • SSDEEP

      6144:xB+pgUvsgje7IL81L0oU09BA2IL9Vnjm69Sj6qGDl2jaNO3tUcyCmApqUV409VBZ:xgnN+4oTUcA2Ijm6CbjgO3tUceApNVH

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Checks QEMU agent file

      Checks presence of QEMU agent, possibly to detect virtualization.

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • 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.

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks