Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250207-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-02-2025 13:33

General

  • Target

    6b6b2fa135738671e1a1f90ddd5fe4f567b1b7d9415ea8ebc32b56f846dca607.exe

  • Size

    6.2MB

  • MD5

    3b8e1edc5b493c9ff10823942054d3bc

  • SHA1

    9b5979457a083498360f2f8c802b31a4710f7bbe

  • SHA256

    6b6b2fa135738671e1a1f90ddd5fe4f567b1b7d9415ea8ebc32b56f846dca607

  • SHA512

    79b0b50fece8ab2a0c55878ca607f98ccbf1fc8c00a97d404c5ac6c20df78af1f7bdba060cd0a856974c4660833d359c5f33399b1a0a3839e3c1555ae04bad2b

  • SSDEEP

    98304:ndfBvDtB9eRVW1fLIfxIeDdgVOGG380vJNdE5zPeTWdAoH:ZBvMiLIZIeqVOGGvKzPeTgAu

Malware Config

Extracted

Family

cryptbot

C2

http://home.fivepp5sb.top/joLepLgSzIBRhlkJbQYx17

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
  • Downloads MZ/PE file 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 2 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6b6b2fa135738671e1a1f90ddd5fe4f567b1b7d9415ea8ebc32b56f846dca607.exe
    "C:\Users\Admin\AppData\Local\Temp\6b6b2fa135738671e1a1f90ddd5fe4f567b1b7d9415ea8ebc32b56f846dca607.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:4696
  • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
    "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz48cmVxdWVzdCBwcm90b2NvbD0iMy4wIiB1cGRhdGVyPSJPbWFoYSIgdXBkYXRlcnZlcnNpb249IjEuMy4xOTUuNDMiIHNoZWxsX3ZlcnNpb249IjEuMy4xOTUuNDMiIGlzbWFjaGluZT0iMSIgc2Vzc2lvbmlkPSJ7NzU3MjA3QzMtN0RBNi00MDI0LTlEOTAtMUFBNUU1NTQzODc4fSIgdXNlcmlkPSJ7Qjc1RUNCNDctMzA3RC00MTc4LTkxMTktNzJBRjYzRTU1MzM5fSIgaW5zdGFsbHNvdXJjZT0ibGltaXRlZCIgcmVxdWVzdGlkPSJ7NzI0NzdCNjAtMjAxNy00NEMxLUI1QUItMkQ4M0I0NjI4QTY1fSIgZGVkdXA9ImNyIiBkb21haW5qb2luZWQ9IjAiPjxodyBsb2dpY2FsX2NwdXM9IjIiIHBoeXNtZW1vcnk9IjQiIGRpc2tfdHlwZT0iMiIgc3NlPSIxIiBzc2UyPSIxIiBzc2UzPSIxIiBzc3NlMz0iMSIgc3NlNDE9IjEiIHNzZTQyPSIxIiBhdng9IjEiLz48b3MgcGxhdGZvcm09IndpbiIgdmVyc2lvbj0iMTAuMC4xOTA0MS4xMjg4IiBzcD0iIiBhcmNoPSJ4NjQiIHByb2R1Y3RfdHlwZT0iNDgiIGlzX3dpcD0iMCIgaXNfaW5fbG9ja2Rvd25fbW9kZT0iMCIvPjxvZW0gcHJvZHVjdF9tYW51ZmFjdHVyZXI9IiIgcHJvZHVjdF9uYW1lPSIiLz48ZXhwIGV0YWc9IiZxdW90O0UreGJBejZZNnNVMTI4OWJTNnFsNFZSTGJramZCVUdUTUpzanJIcjQ0aUk9JnF1b3Q7Ii8-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIzIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU5MjEiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODE5ODA3NzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MDQ2MDc3MDIyIi8-PC9hcHA-PC9yZXF1ZXN0Pg
    1⤵
    • System Location Discovery: System Language Discovery
    • System Network Configuration Discovery: Internet Connection Discovery
    PID:4992

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4696-0-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-1-0x00000000771D4000-0x00000000771D6000-memory.dmp

    Filesize

    8KB

  • memory/4696-2-0x0000000000AA1000-0x0000000000D39000-memory.dmp

    Filesize

    2.6MB

  • memory/4696-3-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-4-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-5-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-6-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-7-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-8-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-9-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-10-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-11-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-12-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-13-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-14-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-15-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-16-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-17-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-19-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-20-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-21-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-22-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-23-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-24-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-25-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-26-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-27-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB

  • memory/4696-28-0x0000000000AA0000-0x00000000015EF000-memory.dmp

    Filesize

    11.3MB