General

  • Target

    Purchase_Order1.xlsm

  • Size

    222KB

  • Sample

    201117-lfz41ckcc6

  • MD5

    d32c6fcb78ecab1c517cd38e833cb581

  • SHA1

    7bbc877753983b113ffeddd9dc212def53f75599

  • SHA256

    a2e5a787d6cf73f13befa276ee28cbfc13ee8bebee108c43f68c25b49334e9ff

  • SHA512

    2a199b82888ab5440f85fb6fb9dbd50292b46e82359b016a21925357bb0a34b3218e403132266f36789ad14c2343159884014bcf6d2737d89cc196843a0cc362

Malware Config

Extracted

Family

azorult

C2

http://37.49.225.178/32/index.php

Targets

    • Target

      Purchase_Order1.xlsm

    • Size

      222KB

    • MD5

      d32c6fcb78ecab1c517cd38e833cb581

    • SHA1

      7bbc877753983b113ffeddd9dc212def53f75599

    • SHA256

      a2e5a787d6cf73f13befa276ee28cbfc13ee8bebee108c43f68c25b49334e9ff

    • SHA512

      2a199b82888ab5440f85fb6fb9dbd50292b46e82359b016a21925357bb0a34b3218e403132266f36789ad14c2343159884014bcf6d2737d89cc196843a0cc362

    • Azorult

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

    • 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 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 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.

    • JavaScript code in executable

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Tasks