General

  • Target

    IlusionChecker.7z

  • Size

    3.6MB

  • Sample

    211205-1argnsfgb4

  • MD5

    ffdcbdd06ed59b0c4a507cac8d575913

  • SHA1

    de5e9d4384db0866f083db001217373b34451ea6

  • SHA256

    eefc3d0a6af3df17b4c97f8404509550aa8eb99b3757a0ba4590c6bce88c96ca

  • SHA512

    09765eac9a6f6dd493a6907e20f07e756ae443bdb7a2e10233161e179fc46669fa5796b91df57a3e5cf3607d1f9fb4ab33e002e2b596699115b624f09b3dc5b5

Malware Config

Targets

    • Target

      IlusionChecker.7z

    • Size

      3.6MB

    • MD5

      ffdcbdd06ed59b0c4a507cac8d575913

    • SHA1

      de5e9d4384db0866f083db001217373b34451ea6

    • SHA256

      eefc3d0a6af3df17b4c97f8404509550aa8eb99b3757a0ba4590c6bce88c96ca

    • SHA512

      09765eac9a6f6dd493a6907e20f07e756ae443bdb7a2e10233161e179fc46669fa5796b91df57a3e5cf3607d1f9fb4ab33e002e2b596699115b624f09b3dc5b5

    • RedLine

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

    • 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.

    • 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

3
T1082

Collection

Data from Local System

2
T1005

Tasks