General

  • Target

    3c9ce581ee50de2ca3ad5f73b5666424

  • Size

    9.7MB

  • Sample

    210726-yg8c8eeqej

  • MD5

    3c9ce581ee50de2ca3ad5f73b5666424

  • SHA1

    7fb5c8773210dd2f4c3ad1c32c94ae49fc5b0fe4

  • SHA256

    bf0b6e7c79d0507e85ebad255973e90fa1ee1b6ae2eb408c4866aeb9322a9e5c

  • SHA512

    d87edc4966ff0b7629842437b71305d0d79b5fe32a999204ddf33ce20973ebbca5c3e7156911075310b26ab158bbc956b77b4c589ecf8e02c53e6417118857be

Malware Config

Targets

    • Target

      3c9ce581ee50de2ca3ad5f73b5666424

    • Size

      9.7MB

    • MD5

      3c9ce581ee50de2ca3ad5f73b5666424

    • SHA1

      7fb5c8773210dd2f4c3ad1c32c94ae49fc5b0fe4

    • SHA256

      bf0b6e7c79d0507e85ebad255973e90fa1ee1b6ae2eb408c4866aeb9322a9e5c

    • SHA512

      d87edc4966ff0b7629842437b71305d0d79b5fe32a999204ddf33ce20973ebbca5c3e7156911075310b26ab158bbc956b77b4c589ecf8e02c53e6417118857be

    • RedLine

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

    • RedLine Payload

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

    • 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

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Modify Registry

2
T1112

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

2
T1082

Collection

Data from Local System

2
T1005

Tasks