General

  • Target

    7407ee3e8721c552cb38ffd1d8e35cd78838443499b51670b5175fdccb6d4961.exe

  • Size

    833KB

  • Sample

    210715-xpvtrazxss

  • MD5

    43deb9e60877d57aba0d166976f9a735

  • SHA1

    12ff19d78c9e45c97b279e14761015f3bb02575a

  • SHA256

    7407ee3e8721c552cb38ffd1d8e35cd78838443499b51670b5175fdccb6d4961

  • SHA512

    2971576648dee5f860480f68695ab29288c8f4129230eb8d5ab8707ca5e649bd75a6451a288e68b6c73a73dfed6a9b374300df5f15769666d3433ac245caae27

Malware Config

Extracted

Family

azorult

C2

http://136.144.41.135/xox/index.php

Targets

    • Target

      7407ee3e8721c552cb38ffd1d8e35cd78838443499b51670b5175fdccb6d4961.exe

    • Size

      833KB

    • MD5

      43deb9e60877d57aba0d166976f9a735

    • SHA1

      12ff19d78c9e45c97b279e14761015f3bb02575a

    • SHA256

      7407ee3e8721c552cb38ffd1d8e35cd78838443499b51670b5175fdccb6d4961

    • SHA512

      2971576648dee5f860480f68695ab29288c8f4129230eb8d5ab8707ca5e649bd75a6451a288e68b6c73a73dfed6a9b374300df5f15769666d3433ac245caae27

    • Azorult

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

    • Deletes itself

    • 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 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 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

5
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

5
T1005

Tasks