Analysis

  • max time kernel
    56s
  • max time network
    80s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-06-2022 03:43

General

  • Target

    b7104e1420fbcdd4a78b02069f32d4882d38203dcb5f73509b60cc1567dac437.exe

  • Size

    392.0MB

  • MD5

    8a121fd92c5ccf804f7682de0aa4f685

  • SHA1

    5723e27841445373e1816ef142aa80970ae1d469

  • SHA256

    b7104e1420fbcdd4a78b02069f32d4882d38203dcb5f73509b60cc1567dac437

  • SHA512

    368aa322e2884a75d4afa16c4c092f1cbf989f1fa8193744be224bed474c7fa13acf0996944b3bab74e72cf7fb8b53e50a6ef3a454f12c4a4c7ecb0bc80503cd

Malware Config

Extracted

Family

recordbreaker

C2

http://violance-heck.site/

http://roll-rave.site/

Signatures

  • Raccoon ver2 4 IoCs

    Raccoon ver2.

  • 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 6 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 6 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 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b7104e1420fbcdd4a78b02069f32d4882d38203dcb5f73509b60cc1567dac437.exe
    "C:\Users\Admin\AppData\Local\Temp\b7104e1420fbcdd4a78b02069f32d4882d38203dcb5f73509b60cc1567dac437.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:1636

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1636-54-0x0000000000930000-0x0000000001325000-memory.dmp
    Filesize

    10.0MB

  • memory/1636-59-0x0000000075721000-0x0000000075723000-memory.dmp
    Filesize

    8KB

  • memory/1636-60-0x0000000000930000-0x0000000001325000-memory.dmp
    Filesize

    10.0MB

  • memory/1636-61-0x0000000000930000-0x0000000001325000-memory.dmp
    Filesize

    10.0MB

  • memory/1636-62-0x0000000000930000-0x0000000001325000-memory.dmp
    Filesize

    10.0MB

  • memory/1636-63-0x0000000077300000-0x0000000077480000-memory.dmp
    Filesize

    1.5MB

  • memory/1636-64-0x0000000000930000-0x0000000001325000-memory.dmp
    Filesize

    10.0MB

  • memory/1636-65-0x0000000077300000-0x0000000077480000-memory.dmp
    Filesize

    1.5MB

  • memory/1636-66-0x0000000000930000-0x0000000001325000-memory.dmp
    Filesize

    10.0MB

  • memory/1636-67-0x0000000077300000-0x0000000077480000-memory.dmp
    Filesize

    1.5MB