General

  • Target

    3b6cbc363d6de49099b78540159218a5b44c8c2d87349206c5a23b0d37072593

  • Size

    3.0MB

  • Sample

    210727-z6zns174ws

  • MD5

    6400dc39d69fa9210197227bf876350f

  • SHA1

    bc2eeb133d635e9e60b2d8222d93de525e5b1f5a

  • SHA256

    3b6cbc363d6de49099b78540159218a5b44c8c2d87349206c5a23b0d37072593

  • SHA512

    78a0e1fd968a1a263c4217c0f1355c0183245dccd65243ba0672e3bfc1379c7ebd89e54744a12ab11e0ae22d8a0fe2824aa511c7eb9d0ce3a3475f7769405669

Malware Config

Targets

    • Target

      3b6cbc363d6de49099b78540159218a5b44c8c2d87349206c5a23b0d37072593

    • Size

      3.0MB

    • MD5

      6400dc39d69fa9210197227bf876350f

    • SHA1

      bc2eeb133d635e9e60b2d8222d93de525e5b1f5a

    • SHA256

      3b6cbc363d6de49099b78540159218a5b44c8c2d87349206c5a23b0d37072593

    • SHA512

      78a0e1fd968a1a263c4217c0f1355c0183245dccd65243ba0672e3bfc1379c7ebd89e54744a12ab11e0ae22d8a0fe2824aa511c7eb9d0ce3a3475f7769405669

    • RedLine

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

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

    • Checks BIOS information in registry

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

    • 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

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

2
T1082

Collection

Data from Local System

2
T1005

Tasks