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Analysis

  • max time kernel
    60s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25/11/2022, 19:15

General

  • Target

    3e8bd6bff3d8c432a60df1f576b7450bc4cb714d9e4ca7203ebe7a25b4c2ebb9.exe

  • Size

    2.2MB

  • MD5

    d7081cb82caae9f3c92959c8d306bb3d

  • SHA1

    cfa7970fb1e7b8418874c5ea32eb50add5f7ae76

  • SHA256

    3e8bd6bff3d8c432a60df1f576b7450bc4cb714d9e4ca7203ebe7a25b4c2ebb9

  • SHA512

    dd0f5a19d0e51dc2c4be248b64f0092fdccc3b3ca4af0308d634999842c6112eeb7654ee87e7dce338b04a7596af1e16ce7db37d79a7e05ac8dabd96ab4d18e1

  • SSDEEP

    49152:V8YNkq89Zgn45RSSYecp4glp+fjpR9mGYgci6krCRhaqIvk:V5NkqrMRS1pj+9R9uFkrchaC

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

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

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3e8bd6bff3d8c432a60df1f576b7450bc4cb714d9e4ca7203ebe7a25b4c2ebb9.exe
    "C:\Users\Admin\AppData\Local\Temp\3e8bd6bff3d8c432a60df1f576b7450bc4cb714d9e4ca7203ebe7a25b4c2ebb9.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Checks whether UAC is enabled
    • Writes to the Master Boot Record (MBR)
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    PID:1756

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1756-54-0x0000000000400000-0x0000000000C48000-memory.dmp

    Filesize

    8.3MB

  • memory/1756-55-0x00000000756B1000-0x00000000756B3000-memory.dmp

    Filesize

    8KB

  • memory/1756-57-0x0000000000400000-0x0000000000C48000-memory.dmp

    Filesize

    8.3MB

  • memory/1756-58-0x0000000000400000-0x0000000000C48000-memory.dmp

    Filesize

    8.3MB

  • memory/1756-59-0x0000000000400000-0x0000000000C48000-memory.dmp

    Filesize

    8.3MB

  • memory/1756-60-0x0000000006E77000-0x0000000006E88000-memory.dmp

    Filesize

    68KB

  • memory/1756-61-0x0000000000400000-0x0000000000C48000-memory.dmp

    Filesize

    8.3MB

  • memory/1756-62-0x0000000006E77000-0x0000000006E88000-memory.dmp

    Filesize

    68KB