Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    23-12-2024 05:44

General

  • Target

    29e26186e733127fe58a92d8fa5710af.exe

  • Size

    4.3MB

  • MD5

    29e26186e733127fe58a92d8fa5710af

  • SHA1

    5a898e03714aabec25ea798d04d75772f7180951

  • SHA256

    5953c30c6e6687316eecad90085082496519f158efee2c29153e90c8b7e61aae

  • SHA512

    eba0ea5996d19b22b015112c4d620e5042c415a6e82bb32014d13eabb04b72aabbc99111e4dc6403c601a677c7c25abb01078ead945e702b9fc31210fbacf1d2

  • SSDEEP

    98304:qO4jyHe/QtzWZ9eeVoM7exb16CHfGYgirmDra8okh18u32LJtJ:IyHVke0ep1yZumDrkAmF1tJ

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\29e26186e733127fe58a92d8fa5710af.exe
    "C:\Users\Admin\AppData\Local\Temp\29e26186e733127fe58a92d8fa5710af.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:2756

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2756-0-0x00000000001D0000-0x0000000000E35000-memory.dmp

    Filesize

    12.4MB

  • memory/2756-1-0x00000000775D0000-0x00000000775D2000-memory.dmp

    Filesize

    8KB

  • memory/2756-2-0x00000000001D1000-0x000000000045B000-memory.dmp

    Filesize

    2.5MB

  • memory/2756-3-0x00000000001D0000-0x0000000000E35000-memory.dmp

    Filesize

    12.4MB

  • memory/2756-4-0x00000000001D0000-0x0000000000E35000-memory.dmp

    Filesize

    12.4MB

  • memory/2756-5-0x00000000001D0000-0x0000000000E35000-memory.dmp

    Filesize

    12.4MB

  • memory/2756-6-0x00000000001D0000-0x0000000000E35000-memory.dmp

    Filesize

    12.4MB

  • memory/2756-7-0x00000000001D0000-0x0000000000E35000-memory.dmp

    Filesize

    12.4MB

  • memory/2756-8-0x00000000001D0000-0x0000000000E35000-memory.dmp

    Filesize

    12.4MB

  • memory/2756-9-0x00000000001D0000-0x0000000000E35000-memory.dmp

    Filesize

    12.4MB

  • memory/2756-10-0x00000000001D0000-0x0000000000E35000-memory.dmp

    Filesize

    12.4MB

  • memory/2756-11-0x00000000001D0000-0x0000000000E35000-memory.dmp

    Filesize

    12.4MB

  • memory/2756-12-0x00000000001D0000-0x0000000000E35000-memory.dmp

    Filesize

    12.4MB

  • memory/2756-13-0x00000000001D0000-0x0000000000E35000-memory.dmp

    Filesize

    12.4MB

  • memory/2756-14-0x00000000001D0000-0x0000000000E35000-memory.dmp

    Filesize

    12.4MB

  • memory/2756-15-0x00000000001D0000-0x0000000000E35000-memory.dmp

    Filesize

    12.4MB

  • memory/2756-16-0x00000000001D0000-0x0000000000E35000-memory.dmp

    Filesize

    12.4MB

  • memory/2756-17-0x00000000001D0000-0x0000000000E35000-memory.dmp

    Filesize

    12.4MB

  • memory/2756-18-0x00000000001D0000-0x0000000000E35000-memory.dmp

    Filesize

    12.4MB