Analysis

  • max time kernel
    16s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2024 02:41

General

  • Target

    40147209edc2604a1d653bf65890c705939237f79a43ec544dfc74343777923c.exe

  • Size

    4.2MB

  • MD5

    079795064f41b5e6be3580417649285b

  • SHA1

    25f3575baaf1808837cc6cefa61e340d5f6b8352

  • SHA256

    40147209edc2604a1d653bf65890c705939237f79a43ec544dfc74343777923c

  • SHA512

    dc0ec23df0f74aa4f6ee48b1e0a8b5c70067daade43090debc504f561cf75de92893f202c1eb28fef4f6bdb420fac1cac191a01fc4bad60ba8b7ed26fbd6beec

  • SSDEEP

    98304:4x4a5Y8VxDDHZFfgCnKTMEs20dMAKc1WNpq3E8rEVZbZW:Na5Y8Vx1FuTMEsXiTN800MZlW

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\40147209edc2604a1d653bf65890c705939237f79a43ec544dfc74343777923c.exe
    "C:\Users\Admin\AppData\Local\Temp\40147209edc2604a1d653bf65890c705939237f79a43ec544dfc74343777923c.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:2212

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2212-0-0x0000000000B40000-0x00000000017AE000-memory.dmp

    Filesize

    12.4MB

  • memory/2212-1-0x0000000077DD0000-0x0000000077DD2000-memory.dmp

    Filesize

    8KB

  • memory/2212-2-0x0000000000B41000-0x0000000000DC4000-memory.dmp

    Filesize

    2.5MB

  • memory/2212-3-0x0000000000B40000-0x00000000017AE000-memory.dmp

    Filesize

    12.4MB

  • memory/2212-4-0x0000000000B40000-0x00000000017AE000-memory.dmp

    Filesize

    12.4MB

  • memory/2212-5-0x0000000000B40000-0x00000000017AE000-memory.dmp

    Filesize

    12.4MB

  • memory/2212-6-0x0000000000B40000-0x00000000017AE000-memory.dmp

    Filesize

    12.4MB

  • memory/2212-7-0x0000000000B40000-0x00000000017AE000-memory.dmp

    Filesize

    12.4MB

  • memory/2212-8-0x0000000000B40000-0x00000000017AE000-memory.dmp

    Filesize

    12.4MB

  • memory/2212-9-0x0000000000B40000-0x00000000017AE000-memory.dmp

    Filesize

    12.4MB

  • memory/2212-10-0x0000000000B40000-0x00000000017AE000-memory.dmp

    Filesize

    12.4MB

  • memory/2212-11-0x0000000000B40000-0x00000000017AE000-memory.dmp

    Filesize

    12.4MB

  • memory/2212-12-0x0000000000B40000-0x00000000017AE000-memory.dmp

    Filesize

    12.4MB

  • memory/2212-13-0x0000000000B40000-0x00000000017AE000-memory.dmp

    Filesize

    12.4MB

  • memory/2212-15-0x0000000000B40000-0x00000000017AE000-memory.dmp

    Filesize

    12.4MB