Analysis

  • max time kernel
    140s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    27-12-2024 07:42

General

  • Target

    605f4d4c3e2be9f71fe0974b6ce3c714.exe

  • Size

    4.3MB

  • MD5

    605f4d4c3e2be9f71fe0974b6ce3c714

  • SHA1

    b361107308ff54acebd2221648551ea4ea60d679

  • SHA256

    f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f

  • SHA512

    d1181b2fa61e2c6c9b908bb5c9cd24376f286dbabc9c916527501fae981be4d7f735c6dcbd9e6bcc7dce586d0993a45fc8d84dc156bc16f5360e1b2197d57e49

  • SSDEEP

    98304:rlU+ho/skYnTALFT52S0X5Uy5TOiTdoCiJjHgA82r6rQdu3fkF:rlL1kYcLv0XVRoCW866r6uPkF

Malware Config

Extracted

Family

cryptbot

Signatures

  • CryptBot

    CryptBot is a C++ stealer distributed widely in bundle with other software.

  • Cryptbot family
  • Enumerates VirtualBox registry keys 2 TTPs 1 IoCs
  • 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 installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\605f4d4c3e2be9f71fe0974b6ce3c714.exe
    "C:\Users\Admin\AppData\Local\Temp\605f4d4c3e2be9f71fe0974b6ce3c714.exe"
    1⤵
    • Enumerates VirtualBox registry keys
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:2956

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2956-0-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-1-0x0000000076F70000-0x0000000076F72000-memory.dmp

    Filesize

    8KB

  • memory/2956-2-0x00000000011C1000-0x000000000144A000-memory.dmp

    Filesize

    2.5MB

  • memory/2956-3-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-4-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-5-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-6-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-7-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-8-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-9-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-11-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-12-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-13-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-14-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-15-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-16-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-17-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-18-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-19-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-20-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-21-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-22-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-23-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB

  • memory/2956-24-0x00000000011C0000-0x0000000001E04000-memory.dmp

    Filesize

    12.3MB