General

  • Target

    rvVD.exe

  • Size

    577KB

  • Sample

    240305-l1m5lsda29

  • MD5

    caa506ab6ff455591cb65c24c22a42bb

  • SHA1

    e4fdb346270ed3a7fec1b9f3bc0f5cf9f60e91a9

  • SHA256

    262888a7cb03705b0314506f9b149b3ec3aafd3c3923681435e7286b9d754ae4

  • SHA512

    9c6a53eb3ca58d446ea3b63a508521ee1cfe578c2f381839c65893336af44c97e511c3137822c8933094548a0db3065ef8c1df964b31ac0af82a83788d5ef131

  • SSDEEP

    12288:f0Wjd1yYEX7LMZXmkfen3IZbRQoF//jTFaTC9E2iNJkR:XdHosZXmkFbRQyv0T0E1e

Malware Config

Extracted

Family

azorult

C2

http://mhlc.shop/MC341/index.php

Targets

    • Target

      rvVD.exe

    • Size

      577KB

    • MD5

      caa506ab6ff455591cb65c24c22a42bb

    • SHA1

      e4fdb346270ed3a7fec1b9f3bc0f5cf9f60e91a9

    • SHA256

      262888a7cb03705b0314506f9b149b3ec3aafd3c3923681435e7286b9d754ae4

    • SHA512

      9c6a53eb3ca58d446ea3b63a508521ee1cfe578c2f381839c65893336af44c97e511c3137822c8933094548a0db3065ef8c1df964b31ac0af82a83788d5ef131

    • SSDEEP

      12288:f0Wjd1yYEX7LMZXmkfen3IZbRQoF//jTFaTC9E2iNJkR:XdHosZXmkFbRQyv0T0E1e

    • Azorult

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • 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 SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Credential Access

Unsecured Credentials

6
T1552

Credentials In Files

5
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

6
T1005

Email Collection

1
T1114

Tasks