General

  • Target

    DT-01063.exe

  • Size

    664KB

  • Sample

    201106-x1qv89wfwn

  • MD5

    b347b895c17430c07f771ad695abc8a0

  • SHA1

    b024ba272a024bbce783d1001fbba1ace2b395e8

  • SHA256

    2d9f9ff984d156fc523502763a5829055eb82f17a819c0ef33d3a53e7c801ddd

  • SHA512

    e3ea43af73a516d322c8216b1742211fea7b92c74446dd02e555958fcd4d3525255b981baef4c8a714d0c7e5d30831e2524fc3fe80071760d483859bcea6e9bb

Malware Config

Extracted

Family

azorult

C2

http://209.141.54.122/vin/index.php

Targets

    • Target

      DT-01063.exe

    • Size

      664KB

    • MD5

      b347b895c17430c07f771ad695abc8a0

    • SHA1

      b024ba272a024bbce783d1001fbba1ace2b395e8

    • SHA256

      2d9f9ff984d156fc523502763a5829055eb82f17a819c0ef33d3a53e7c801ddd

    • SHA512

      e3ea43af73a516d322c8216b1742211fea7b92c74446dd02e555958fcd4d3525255b981baef4c8a714d0c7e5d30831e2524fc3fe80071760d483859bcea6e9bb

    • Azorult

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • 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.

    • 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.

    • JavaScript code in executable

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Tasks