General

  • Target

    Setup.exe

  • Size

    386.2MB

  • Sample

    220727-ryx5paegcq

  • MD5

    361a0687bc3e6f53ec4a0fca0d309be2

  • SHA1

    ed30cecb6ef178cd06f10080c2df7e8656c78077

  • SHA256

    35a31f6309c9040584c34d6ad21616d385bd6f709a449c65becc484a992ebe34

  • SHA512

    f23e8adca438bff93c2f09ef8df4480019ff7354ef24f2b5e7cea3fbd616d24f49c956363210e7cae3578c711f81a56817ac4ed8181e7b87c3650c67aadc6674

Malware Config

Targets

    • Target

      Setup.exe

    • Size

      386.2MB

    • MD5

      361a0687bc3e6f53ec4a0fca0d309be2

    • SHA1

      ed30cecb6ef178cd06f10080c2df7e8656c78077

    • SHA256

      35a31f6309c9040584c34d6ad21616d385bd6f709a449c65becc484a992ebe34

    • SHA512

      f23e8adca438bff93c2f09ef8df4480019ff7354ef24f2b5e7cea3fbd616d24f49c956363210e7cae3578c711f81a56817ac4ed8181e7b87c3650c67aadc6674

    • 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 2FA software files, possible credential harvesting

    • 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

3
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

3
T1005

Tasks