General

  • Target

    Main_FiIe_Pass_1234.rar

  • Size

    6.6MB

  • Sample

    220707-psn9gsacd5

  • MD5

    0f750f318b2781929f57ce730714ea65

  • SHA1

    ca94affc484b01a6c00a9b8750ec197825079535

  • SHA256

    cad2f55a065b22ead74a31412134b7a5c6cacb80148440bb1e43da8e85404b3d

  • SHA512

    a135da2d8cb966198e782df575cf741ded9cfe78307a6eeccb890664f59535ca7ea272207d3b82af7ac7abf9c77c8519d2ae5418ecd9f52470d173117d1b3c45

Malware Config

Targets

    • Target

      Setup.exe

    • Size

      392.0MB

    • MD5

      a8fb781c820b1c4ac317780343fad645

    • SHA1

      8c2a0f9023046b0d1e77a6f43d08ba6350ef2fcc

    • SHA256

      674da85d1296fed6ad7020f9456361c10d3adeea9422d557ebee6998cf130a81

    • SHA512

      ceefada6303c645a58c52fbbafeda4e3889cb589d72c5293d9f2e7c00a3893be88367cc11a0e222d2f12abcf1bcc3c533feb4e79bf859968a547c6db4f4bdb8a

    • Raccoon

      Raccoon is an infostealer written in C++ and first seen in 2019.

    • suricata: ET MALWARE Generic .bin download from Dotted Quad

      suricata: ET MALWARE Generic .bin download from Dotted Quad

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • 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.

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Tasks