Analysis

  • max time kernel
    119s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    23-12-2024 06:52

General

  • Target

    3c5270c3dc1643a06137d2ac8e5b6c45.exe

  • Size

    4.3MB

  • MD5

    3c5270c3dc1643a06137d2ac8e5b6c45

  • SHA1

    91a0bb7cdca4dc93101aef8545178fa336054341

  • SHA256

    3b9c783ff5ccccd999d4d694386e6d60a4c6898852609dbafc3c0de9a8b8d7f2

  • SHA512

    4637832171a4f34d6fec68408df25f163712a9c816bb89e2709d8eca7f4c450cb294ba7044dcc413d1d39c01cedea3a7307664bed8593cbcf8d022ac4a605626

  • SSDEEP

    98304:DfvJBK3bUTE2erqMTuOk9cuX9Ris9HggsjPdenKe/gsJvy3q0BxQwBC78X6:DGI42er9y79lXXis9HDYPdsKe/LVWQic

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\3c5270c3dc1643a06137d2ac8e5b6c45.exe
    "C:\Users\Admin\AppData\Local\Temp\3c5270c3dc1643a06137d2ac8e5b6c45.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:2128

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2128-0-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-1-0x00000000777D0000-0x00000000777D2000-memory.dmp

    Filesize

    8KB

  • memory/2128-2-0x00000000012C1000-0x000000000154B000-memory.dmp

    Filesize

    2.5MB

  • memory/2128-3-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-4-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-5-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-6-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-7-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-8-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-9-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-10-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-11-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-12-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-13-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-14-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-15-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-16-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-17-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-18-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-19-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-20-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-21-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-22-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-23-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-24-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB

  • memory/2128-25-0x00000000012C0000-0x0000000001F49000-memory.dmp

    Filesize

    12.5MB