Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    24-12-2024 03:37

General

  • Target

    38882fc16840014780f2186955fe0305b190824204db1ac6cc44e0be84fbf33c.exe

  • Size

    4.3MB

  • MD5

    3196bde966d070a54658abbfd66a0f4e

  • SHA1

    7014bc8b36f162fa42e0de2b8f67f7ac6a4b197a

  • SHA256

    38882fc16840014780f2186955fe0305b190824204db1ac6cc44e0be84fbf33c

  • SHA512

    38b3d4d81a386daf9a7648bca7b36a7b7ae3b7e0ecc40e414a9672883330caa10e6ec89b866bbc418e9a45c747d59ec2c2a89787d36767872a92cc1a09cc7028

  • SSDEEP

    98304:g5qLiX/Oa5ORhqLxodCQgn083+sHIhgHfLFjws/L2oLkb:6qLiX/B22zdF3+sHVl/L

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\38882fc16840014780f2186955fe0305b190824204db1ac6cc44e0be84fbf33c.exe
    "C:\Users\Admin\AppData\Local\Temp\38882fc16840014780f2186955fe0305b190824204db1ac6cc44e0be84fbf33c.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:584

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/584-0-0x00000000008C0000-0x0000000001543000-memory.dmp

    Filesize

    12.5MB

  • memory/584-1-0x0000000077060000-0x0000000077062000-memory.dmp

    Filesize

    8KB

  • memory/584-2-0x00000000008C1000-0x0000000000B4B000-memory.dmp

    Filesize

    2.5MB

  • memory/584-3-0x00000000008C0000-0x0000000001543000-memory.dmp

    Filesize

    12.5MB

  • memory/584-4-0x00000000008C0000-0x0000000001543000-memory.dmp

    Filesize

    12.5MB

  • memory/584-5-0x00000000008C0000-0x0000000001543000-memory.dmp

    Filesize

    12.5MB

  • memory/584-6-0x00000000008C0000-0x0000000001543000-memory.dmp

    Filesize

    12.5MB

  • memory/584-7-0x00000000008C0000-0x0000000001543000-memory.dmp

    Filesize

    12.5MB

  • memory/584-8-0x00000000008C0000-0x0000000001543000-memory.dmp

    Filesize

    12.5MB

  • memory/584-9-0x00000000008C0000-0x0000000001543000-memory.dmp

    Filesize

    12.5MB

  • memory/584-10-0x00000000008C0000-0x0000000001543000-memory.dmp

    Filesize

    12.5MB

  • memory/584-11-0x00000000008C0000-0x0000000001543000-memory.dmp

    Filesize

    12.5MB

  • memory/584-12-0x00000000008C0000-0x0000000001543000-memory.dmp

    Filesize

    12.5MB

  • memory/584-13-0x00000000008C0000-0x0000000001543000-memory.dmp

    Filesize

    12.5MB

  • memory/584-14-0x00000000008C0000-0x0000000001543000-memory.dmp

    Filesize

    12.5MB

  • memory/584-15-0x00000000008C0000-0x0000000001543000-memory.dmp

    Filesize

    12.5MB