Analysis

  • max time kernel
    1800s
  • max time network
    1224s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241211-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241211-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    13-12-2024 18:01

General

  • Target

    The-MALWARE-Repo-master/Worm/Fagot.a.exe

  • Size

    373KB

  • MD5

    30cdab5cf1d607ee7b34f44ab38e9190

  • SHA1

    d4823f90d14eba0801653e8c970f47d54f655d36

  • SHA256

    1517527c1d705a6ebc6ec9194aa95459e875ac3902a9f4aab3bf24b6a6f8407f

  • SHA512

    b465f3b734beaea3951ff57759f13971649b549fafca71342b52d7e74949e152c0fbafe2df40354fc00b5dc8c767f3f5c6940e4ba308888e4395d8fd21e402b3

  • SSDEEP

    6144:Bjrk71gCl5D0nIMpAP40ShG4TmvgFNwUQs4zTBrgDYZJPSLJXaUtjk10he1:S79l5DixAPzwjegFNwVJzTLPSLJXT

Malware Config

Signatures

  • Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs
  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Modifies firewall policy service 3 TTPs 25 IoCs
  • Modifies security service 2 TTPs 12 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 26 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Boot or Logon Autostart Execution: Port Monitors 1 TTPs 13 IoCs

    Adversaries may use port monitors to run an adversary supplied DLL during system boot for persistence or privilege escalation.

  • Event Triggered Execution: Image File Execution Options Injection 1 TTPs 48 IoCs
  • Manipulates Digital Signatures 1 TTPs 64 IoCs

    Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to obtain their binary as valid.

  • Boot or Logon Autostart Execution: Print Processors 1 TTPs 2 IoCs

    Adversaries may abuse print processors to run malicious DLLs during system boot for persistence and/or privilege escalation.

  • Impair Defenses: Safe Mode Boot 1 TTPs 7 IoCs
  • Modifies system executable filetype association 2 TTPs 54 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Indicator Removal: Clear Persistence 1 TTPs 48 IoCs

    remove IFEO.

  • Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Maps connected drives based on registry 3 TTPs 3 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Modifies WinLogon 2 TTPs 13 IoCs
  • Drops file in System32 directory 24 IoCs
  • Drops file in Windows directory 1 IoCs
  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 64 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 10 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 64 IoCs
  • Modifies Internet Explorer settings 1 TTPs 64 IoCs
  • Modifies Internet Explorer start page 1 TTPs 1 IoCs
  • Modifies registry class 64 IoCs
  • Modifies system certificate store 2 TTPs 60 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 64 IoCs
  • System policy modification 1 TTPs 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\The-MALWARE-Repo-master\Worm\Fagot.a.exe
    "C:\Users\Admin\AppData\Local\Temp\The-MALWARE-Repo-master\Worm\Fagot.a.exe"
    1⤵
    • Adds autorun key to be loaded by Explorer.exe on startup
    • Modifies WinLogon for persistence
    • Modifies firewall policy service
    • Modifies security service
    • Boot or Logon Autostart Execution: Active Setup
    • Boot or Logon Autostart Execution: Port Monitors
    • Event Triggered Execution: Image File Execution Options Injection
    • Manipulates Digital Signatures
    • Boot or Logon Autostart Execution: Print Processors
    • Impair Defenses: Safe Mode Boot
    • Modifies system executable filetype association
    • Adds Run key to start application
    • Indicator Removal: Clear Persistence
    • Installs/modifies Browser Helper Object
    • Maps connected drives based on registry
    • Modifies WinLogon
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Event Triggered Execution: Netsh Helper DLL
    • System Location Discovery: System Language Discovery
    • Checks SCSI registry key(s)
    • Checks processor information in registry
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies Internet Explorer start page
    • Modifies registry class
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • System policy modification
    PID:3544

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/3544-0-0x0000000000A50000-0x0000000000A51000-memory.dmp

    Filesize

    4KB

  • memory/3544-2-0x0000000000A50000-0x0000000000A51000-memory.dmp

    Filesize

    4KB

  • memory/3544-1-0x0000000000400000-0x0000000000463000-memory.dmp

    Filesize

    396KB

  • memory/3544-3-0x0000000000400000-0x0000000000463000-memory.dmp

    Filesize

    396KB