Resubmissions

13-03-2021 20:45

210313-vdpj886vvj 10

13-03-2021 14:12

210313-2mp147zfla 10

General

  • Target

    f8ef4d5aab53a64cb56ee89ac55b122b.exe

  • Size

    5.4MB

  • Sample

    210313-vdpj886vvj

  • MD5

    f8ef4d5aab53a64cb56ee89ac55b122b

  • SHA1

    05987adf782b26615d6c55276f709525af9d796b

  • SHA256

    34b09f16fa6e9789bda97d9bd512ac7f49e235982db9d65109a4078ab3567bcf

  • SHA512

    50169937e1f4d6a4a0ca5c9e4f2b71ac5f73bb7c274a5db3a91b47dbfcbf551c78c677575e8478743351ad93f3e3e39e55bbcbdf3ce66fb974f3160e06bcdef5

Malware Config

Targets

    • Target

      f8ef4d5aab53a64cb56ee89ac55b122b.exe

    • Size

      5.4MB

    • MD5

      f8ef4d5aab53a64cb56ee89ac55b122b

    • SHA1

      05987adf782b26615d6c55276f709525af9d796b

    • SHA256

      34b09f16fa6e9789bda97d9bd512ac7f49e235982db9d65109a4078ab3567bcf

    • SHA512

      50169937e1f4d6a4a0ca5c9e4f2b71ac5f73bb7c274a5db3a91b47dbfcbf551c78c677575e8478743351ad93f3e3e39e55bbcbdf3ce66fb974f3160e06bcdef5

    • 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

      Detects Themida, Advanced Windows software protection system.

    • 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

1
T1081

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks