Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    24-12-2024 05:50

General

  • Target

    d56ba5e51f2ea3ce492e545bac05b0b5ca2c25ec6608ee2c2738d4f815b3eab2.exe

  • Size

    4.3MB

  • MD5

    faf718856c97bf090fa14d751014aa12

  • SHA1

    d536f3b51af70c809baa2759873791caeb8d6f38

  • SHA256

    d56ba5e51f2ea3ce492e545bac05b0b5ca2c25ec6608ee2c2738d4f815b3eab2

  • SHA512

    6c9b9d56df87eebd9824d499f8215d47ed8ddbded3d0fe9be7c3d87b2fcc9ca2f3f39f43ec7adfeff09540c51894fe2b3f1e7d7032d77bb5be50ae233855d161

  • SSDEEP

    98304:rerEt1atjte2b0vwppWwqPvlwirfHr82NYlVJUQoxdX27yEVf0MoO:rOEt1aptavwppWtdwizHrvNYlfixKFVu

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\d56ba5e51f2ea3ce492e545bac05b0b5ca2c25ec6608ee2c2738d4f815b3eab2.exe
    "C:\Users\Admin\AppData\Local\Temp\d56ba5e51f2ea3ce492e545bac05b0b5ca2c25ec6608ee2c2738d4f815b3eab2.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:2152

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2152-0-0x00000000000B0000-0x0000000000D1B000-memory.dmp

    Filesize

    12.4MB

  • memory/2152-1-0x00000000775A0000-0x00000000775A2000-memory.dmp

    Filesize

    8KB

  • memory/2152-2-0x00000000000B1000-0x000000000033B000-memory.dmp

    Filesize

    2.5MB

  • memory/2152-3-0x00000000000B0000-0x0000000000D1B000-memory.dmp

    Filesize

    12.4MB

  • memory/2152-4-0x00000000000B0000-0x0000000000D1B000-memory.dmp

    Filesize

    12.4MB

  • memory/2152-5-0x00000000000B0000-0x0000000000D1B000-memory.dmp

    Filesize

    12.4MB

  • memory/2152-6-0x00000000000B0000-0x0000000000D1B000-memory.dmp

    Filesize

    12.4MB

  • memory/2152-7-0x00000000000B0000-0x0000000000D1B000-memory.dmp

    Filesize

    12.4MB

  • memory/2152-8-0x00000000000B0000-0x0000000000D1B000-memory.dmp

    Filesize

    12.4MB

  • memory/2152-9-0x00000000000B0000-0x0000000000D1B000-memory.dmp

    Filesize

    12.4MB

  • memory/2152-10-0x00000000000B0000-0x0000000000D1B000-memory.dmp

    Filesize

    12.4MB

  • memory/2152-11-0x00000000000B0000-0x0000000000D1B000-memory.dmp

    Filesize

    12.4MB

  • memory/2152-12-0x00000000000B0000-0x0000000000D1B000-memory.dmp

    Filesize

    12.4MB

  • memory/2152-13-0x00000000000B0000-0x0000000000D1B000-memory.dmp

    Filesize

    12.4MB

  • memory/2152-14-0x00000000000B0000-0x0000000000D1B000-memory.dmp

    Filesize

    12.4MB

  • memory/2152-15-0x00000000000B0000-0x0000000000D1B000-memory.dmp

    Filesize

    12.4MB