General

  • Target

    210228-hnwwpyjy7j_pw_infected.zip

  • Size

    9.1MB

  • Sample

    210326-sm1k945w7e

  • MD5

    df1c555bfb9b9ccde5e4102ea11eb984

  • SHA1

    85e63c1130fcc1b7f72bf7dc9c8d668025575432

  • SHA256

    96fafb25630b644e20dfae92dc49e74a208045560007c0c65dd8b932f2fdcdb0

  • SHA512

    b5ef6a5ac7c6c3578e6759c2493ef348f08a82ec736961cf59a0b259def2e690da30536b038a2a3f0b161f005cc4b5119f384eda491987ad9b8174b00b9a3f14

Malware Config

Extracted

Family

azorult

C2

http://kvaka.li/1210776429.php

Targets

    • Target

      [CRACKHEAP.NET]PW12345Easeus_Data_Recovery_Wizard_8_keygen.exe

    • Size

      9.2MB

    • MD5

      b806267b5f3b7760df56396b1cf05e6d

    • SHA1

      5166d4c1d3e476281d9e991eababc3e4aa9ec5ad

    • SHA256

      f95d12a0dbd8199d16f48d8e4cbe69a8d4ec16c534efb36e52a662664e1c1783

    • SHA512

      30e393bb3898edc8ab5fb04e62ce421ddf3903075f59e3880408b300f46bb74a85088336d6e1203b2101152cebeef4c1730290b41ca77604ecb722c8f627328b

    • Azorult

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

    • PlugX

      PlugX is a RAT (Remote Access Trojan) that has been around since 2008.

    • Pony,Fareit

      Pony is a Remote Access Trojan application that steals information.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Nirsoft

    • XMRig Miner Payload

    • Blocklisted process makes network request

    • Executes dropped EXE

    • Suspicious Office macro

      Office document equipped with 4.0 macros.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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 web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks