General

  • Target

    13273e8bbcd46160e0f3e1e7095b0a0ed79fe4f592871661a34a3068c0c1a174

  • Size

    4.0MB

  • Sample

    220524-vaqx9adgcj

  • MD5

    a37a6a4e999d48740013ee70916a392c

  • SHA1

    c7cbab63161c97a309b94cd9960660b72fb8eb67

  • SHA256

    13273e8bbcd46160e0f3e1e7095b0a0ed79fe4f592871661a34a3068c0c1a174

  • SHA512

    542a32839881c42b877ff6aa5f296cae21357a7fb4c04fb37ca07da6623941dcc74a1b9a6b8e577a43fd5853c68d8a6d2f51d5ecc4c3185b258d7554edcca18a

Malware Config

Targets

    • Target

      13273e8bbcd46160e0f3e1e7095b0a0ed79fe4f592871661a34a3068c0c1a174

    • Size

      4.0MB

    • MD5

      a37a6a4e999d48740013ee70916a392c

    • SHA1

      c7cbab63161c97a309b94cd9960660b72fb8eb67

    • SHA256

      13273e8bbcd46160e0f3e1e7095b0a0ed79fe4f592871661a34a3068c0c1a174

    • SHA512

      542a32839881c42b877ff6aa5f296cae21357a7fb4c04fb37ca07da6623941dcc74a1b9a6b8e577a43fd5853c68d8a6d2f51d5ecc4c3185b258d7554edcca18a

    • VanillaRat

      VanillaRat is an advanced remote administration tool coded in C#.

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

    • Vanilla Rat Payload

    • Executes dropped EXE

    • Checks BIOS information in registry

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

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks