Analysis

  • max time kernel
    150s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    11-06-2022 23:40

General

  • Target

    90ade22e45ff94d9e07b978bb745a5bd.exe

  • Size

    4.5MB

  • MD5

    90ade22e45ff94d9e07b978bb745a5bd

  • SHA1

    0217c907fe8fc91dbdbfbdb3cbb94d0a482abb0e

  • SHA256

    b0b3cf6d05e09c3e051e0a0b653f194c3cafdde345bfd85e6364b3e26a7b6f00

  • SHA512

    f7a3fcad2828953d7f35fe9d38652f34b97829c4cc31ad1dc163fe5953790518df7cb329c4aebab98fd607af58f0f07ec423ec8f2e43fb57e9c79b24d814499b

Malware Config

Extracted

Family

recordbreaker

C2

http://5.252.22.62/

Signatures

  • RecordBreaker

    RecordBreaker is an information stealer capable of downloading and executing secondary payloads written in C++.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • VMProtect packed file 7 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Themida packer 7 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\90ade22e45ff94d9e07b978bb745a5bd.exe
    "C:\Users\Admin\AppData\Local\Temp\90ade22e45ff94d9e07b978bb745a5bd.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:1404

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1404-130-0x0000000000D00000-0x0000000001723000-memory.dmp

    Filesize

    10.1MB

  • memory/1404-131-0x0000000000D00000-0x0000000001723000-memory.dmp

    Filesize

    10.1MB

  • memory/1404-136-0x0000000000D00000-0x0000000001723000-memory.dmp

    Filesize

    10.1MB

  • memory/1404-137-0x0000000000D00000-0x0000000001723000-memory.dmp

    Filesize

    10.1MB

  • memory/1404-138-0x0000000000D00000-0x0000000001723000-memory.dmp

    Filesize

    10.1MB

  • memory/1404-139-0x0000000076F60000-0x0000000077103000-memory.dmp

    Filesize

    1.6MB

  • memory/1404-140-0x0000000000D00000-0x0000000001723000-memory.dmp

    Filesize

    10.1MB

  • memory/1404-141-0x0000000076F60000-0x0000000077103000-memory.dmp

    Filesize

    1.6MB

  • memory/1404-142-0x0000000000D00000-0x0000000001723000-memory.dmp

    Filesize

    10.1MB

  • memory/1404-143-0x0000000076F60000-0x0000000077103000-memory.dmp

    Filesize

    1.6MB