General

  • Target

    file.exe

  • Size

    4.1MB

  • Sample

    250402-k7qzeatzbs

  • MD5

    a515a66a168e9ef511c34abf945f1ff4

  • SHA1

    e63bc3328a8ea75b6616c8ec4b286bbdec943525

  • SHA256

    45c7ff8e9ea76d1c1d91bb4b6f9ca3ad9dbb2707122c32e68d1d199d5beb189e

  • SHA512

    cc254c9ccd24b4c8017c0172c8d57a7d23d15fd7120e44c8fe7e84df4527f88d2ff8cfda5481d5eccadf0ba066b1d6bad2cbac1f2be3ac2ad2c123949af279e3

  • SSDEEP

    98304:X+2tteQQlmhqbZYtUbi+tQMcWptpmhtmfuxCi:X+xQgmEbZY65QMt3pmhoGCi

Malware Config

Extracted

Family

amadey

Version

5.21

Botnet

092155

C2

http://176.113.115.6

Attributes
  • install_dir

    bb556cff4a

  • install_file

    rapes.exe

  • strings_key

    a131b127e996a898cd19ffb2d92e481b

  • url_paths

    /Ni9kiput/index.php

rc4.plain

Extracted

Family

lumma

C2

https://rodformi.run/aUosoz

https://metalsyo.digital/opsa

https://ironloxp.live/aksdd

https://navstarx.shop/FoaJSi

https://starcloc.bet/GOksAo

https://radvennture.top/GKsiio

https://targett.top/dsANGt

https://spacedbv.world/EKdlsk

https://galxnetb.today/GsuIAo

https://wstarcloc.bet/GOksAo

https://advennture.top/GKsiio

https://atargett.top/dsANGt

https://orodformi.run/aUosoz

https://6targett.top/dsANGt

https://hcosmosyf.top/GOsznj

https://hywnnavstarx.shop/FoaJSi

https://dmetalsyo.digital/opsa

https://-targett.top/dsANGt

https://byteplusx.digital/aXweAX

https://travewlio.shop/ZNxbHi

Extracted

Family

quasar

Version

1.5.0

Botnet

Office04

C2

goku92ad.zapto.org:5000

Mutex

a0766e5c-a1d1-4766-a1f5-4e4f9f9fe35a

Attributes
  • encryption_key

    BF72099FDBC6B48816529089CF1CF2CF86357D14

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Modded Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      file.exe

    • Size

      4.1MB

    • MD5

      a515a66a168e9ef511c34abf945f1ff4

    • SHA1

      e63bc3328a8ea75b6616c8ec4b286bbdec943525

    • SHA256

      45c7ff8e9ea76d1c1d91bb4b6f9ca3ad9dbb2707122c32e68d1d199d5beb189e

    • SHA512

      cc254c9ccd24b4c8017c0172c8d57a7d23d15fd7120e44c8fe7e84df4527f88d2ff8cfda5481d5eccadf0ba066b1d6bad2cbac1f2be3ac2ad2c123949af279e3

    • SSDEEP

      98304:X+2tteQQlmhqbZYtUbi+tQMcWptpmhtmfuxCi:X+xQgmEbZY65QMt3pmhoGCi

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Amadey family

    • Detects Healer an antivirus disabler dropper

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Gcleaner family

    • Healer

      Healer an antivirus disabler dropper.

    • Healer family

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Lumma family

    • Modifies Windows Defender DisableAntiSpyware settings

    • Modifies Windows Defender Real-time Protection settings

    • Modifies Windows Defender TamperProtection settings

    • Modifies Windows Defender notification settings

    • Modifies security service

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Possible privilege escalation attempt

    • Sets service image path in registry

    • Stops running service(s)

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • Checks BIOS information in registry

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Credentials from Password Stores: Windows Credential Manager

      Suspicious access to Credentials History.

    • Deletes itself

    • Drops startup file

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Modifies file permissions

    • Reads ssh keys stored on the system

      Tries to access SSH used by SSH programs.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks