General

  • Target

    HackLoader.exe

  • Size

    1.5MB

  • Sample

    211202-ztweasbhdm

  • MD5

    31a4ae5bc26bde205a7ae29cdc947890

  • SHA1

    d8f8dc5abcd6ab0c62a8bacdfb93a2c5d3caa8df

  • SHA256

    dd404b5d3eff0840ba192d8b5c5a25a475feee2f73b069799bffd38ec43edb0c

  • SHA512

    12e3440d8457fe2772aeaf4bb3c3dd5bb2ff921201aa0ad50cd2267cc0e85b939747b3027b291ab0d319224be983d1355d3e9e9f75839aa103a12fe201d77286

Malware Config

Targets

    • Target

      HackLoader.exe

    • Size

      1.5MB

    • MD5

      31a4ae5bc26bde205a7ae29cdc947890

    • SHA1

      d8f8dc5abcd6ab0c62a8bacdfb93a2c5d3caa8df

    • SHA256

      dd404b5d3eff0840ba192d8b5c5a25a475feee2f73b069799bffd38ec43edb0c

    • SHA512

      12e3440d8457fe2772aeaf4bb3c3dd5bb2ff921201aa0ad50cd2267cc0e85b939747b3027b291ab0d319224be983d1355d3e9e9f75839aa103a12fe201d77286

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine Payload

    • suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

      suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

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

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

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

    • 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

    • 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

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

1
T1089

Virtualization/Sandbox Evasion

1
T1497

Install Root Certificate

1
T1130

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

Command and Control

Web Service

1
T1102

Tasks