General

  • Target

    IMG_767893434432.scr

  • Size

    360KB

  • Sample

    210407-y4zax1my52

  • MD5

    641e970f32447644bd26570d3be688a1

  • SHA1

    fb4aac120c7d4543326e06f1438a570a62524b86

  • SHA256

    2084b62c05ac13dfa48fde86f237473d35f3f169c030b829ceb49f3005b6451c

  • SHA512

    6b89cb2faa64a2345a61792c5ac577b73aa11d9072185ab2f31a2b61a5c1d68784cf85d5702941ba5ef9c5bd8f82cb53113906a4e437cb7648e307d043904bbe

Malware Config

Extracted

Family

azorult

C2

https://sterline.lt/lokk/32/index.php

Targets

    • Target

      IMG_767893434432.scr

    • Size

      360KB

    • MD5

      641e970f32447644bd26570d3be688a1

    • SHA1

      fb4aac120c7d4543326e06f1438a570a62524b86

    • SHA256

      2084b62c05ac13dfa48fde86f237473d35f3f169c030b829ceb49f3005b6451c

    • SHA512

      6b89cb2faa64a2345a61792c5ac577b73aa11d9072185ab2f31a2b61a5c1d68784cf85d5702941ba5ef9c5bd8f82cb53113906a4e437cb7648e307d043904bbe

    • Azorult

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

    • Nirsoft

    • Executes dropped EXE

    • 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.

    • 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 SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Tasks