Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250207-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-02-2025 11:01

General

  • Target

    SecuriteInfo.com.Variant.Zusy.579171.31129.5367.exe

  • Size

    6.2MB

  • MD5

    000056db14f6ab9e00ecad35332724d9

  • SHA1

    e29d8494e8879581413e574ba098eafdbee9165b

  • SHA256

    74e7b6495d95651a005f8e4c390fb224b8542b278fc588b0a8737c6b7a9a1c91

  • SHA512

    601c7a6c2e59c485d8c0eae2d82f24b94543865312da9035ed0032b7801082d1033e483b209ee66cfbde4230436e42f804878c7e442ae0928d6eac8f3a26b3fa

  • SSDEEP

    98304:T1LF5HruXstFdSrxVu85W01+N4Bs51ucC6sVRUUu5dG89:T1XHCX4SxVnbNVk

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\SecuriteInfo.com.Variant.Zusy.579171.31129.5367.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Zusy.579171.31129.5367.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:3704
  • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
    "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIzIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU5MjEiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODE5ODA3NzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MjQyMjQxNjQwIi8-PC9hcHA-PC9yZXF1ZXN0Pg
    1⤵
    • System Location Discovery: System Language Discovery
    • System Network Configuration Discovery: Internet Connection Discovery
    PID:3176

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3704-0-0x00000000005D0000-0x0000000001133000-memory.dmp

    Filesize

    11.4MB

  • memory/3704-1-0x0000000077184000-0x0000000077186000-memory.dmp

    Filesize

    8KB

  • memory/3704-2-0x00000000005D1000-0x0000000000869000-memory.dmp

    Filesize

    2.6MB

  • memory/3704-3-0x00000000005D0000-0x0000000001133000-memory.dmp

    Filesize

    11.4MB

  • memory/3704-4-0x00000000005D0000-0x0000000001133000-memory.dmp

    Filesize

    11.4MB

  • memory/3704-5-0x00000000005D0000-0x0000000001133000-memory.dmp

    Filesize

    11.4MB

  • memory/3704-6-0x00000000005D0000-0x0000000001133000-memory.dmp

    Filesize

    11.4MB

  • memory/3704-7-0x00000000005D0000-0x0000000001133000-memory.dmp

    Filesize

    11.4MB

  • memory/3704-8-0x00000000005D0000-0x0000000001133000-memory.dmp

    Filesize

    11.4MB

  • memory/3704-9-0x00000000005D0000-0x0000000001133000-memory.dmp

    Filesize

    11.4MB

  • memory/3704-10-0x00000000005D0000-0x0000000001133000-memory.dmp

    Filesize

    11.4MB

  • memory/3704-11-0x00000000005D0000-0x0000000001133000-memory.dmp

    Filesize

    11.4MB

  • memory/3704-12-0x00000000005D0000-0x0000000001133000-memory.dmp

    Filesize

    11.4MB

  • memory/3704-13-0x00000000005D0000-0x0000000001133000-memory.dmp

    Filesize

    11.4MB

  • memory/3704-14-0x00000000005D0000-0x0000000001133000-memory.dmp

    Filesize

    11.4MB

  • memory/3704-16-0x00000000005D0000-0x0000000001133000-memory.dmp

    Filesize

    11.4MB

  • memory/3704-17-0x00000000005D0000-0x0000000001133000-memory.dmp

    Filesize

    11.4MB

  • memory/3704-18-0x00000000005D0000-0x0000000001133000-memory.dmp

    Filesize

    11.4MB