General

  • Target

    0fa7320f3bf77cf1b99b1a3cc0879707d594dbef26aac36a9b0013812a53707e.exe

  • Size

    1.8MB

  • Sample

    241209-t78znatph1

  • MD5

    3e0a993734691c3338377bdb209c90ef

  • SHA1

    4b46fdf5eb832ce4134ccaeb93adfe2b0648f205

  • SHA256

    0fa7320f3bf77cf1b99b1a3cc0879707d594dbef26aac36a9b0013812a53707e

  • SHA512

    094c647f37f6536e17993b5aa44d98753145788eb04daac9a9cc996992e0cabd757dd6e49b3d7e01da514b0f23ed3ceae08af3b7ae78b7161598ce2f9dda5d7a

  • SSDEEP

    49152:Ut7qSk7fcWiKTsMlo85UvYzSDR/LhFDd8IzEP8e:Ut7qv70KTsMlo0neDVLhFDdbEP8

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes
  • install_dir

    44111dbc49

  • install_file

    axplong.exe

  • strings_key

    8d0ad6945b1a30a186ec2d30be6db0b5

  • url_paths

    /Jo89Ku7d/index.php

rc4.plain

Extracted

Family

stealc

Botnet

default_valenciga

C2

http://185.215.113.17

Attributes
  • url_path

    /2fb6c2cc8dce150a.php

Extracted

Family

lumma

C2

https://crib-endanger.sbs/api

https://faintbl0w.sbs/api

https://300snails.sbs/api

https://bored-light.sbs/api

https://3xc1aimbl0w.sbs/api

https://pull-trucker.sbs/api

https://fleez-inc.sbs/api

https://thicktoys.sbs/api

https://impend-differ.biz/api

https://print-vexer.biz/api

https://dare-curbys.biz/api

https://covery-mover.biz/api

https://formy-spill.biz/api

https://dwell-exclaim.biz/api

https://zinc-sneark.biz/api

https://se-blurry.biz/api

https://atten-supporse.biz/api

https://drive-connect.cyou/api

Extracted

Family

stealc

Botnet

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

lumma

C2

https://dare-curbys.biz/api

https://se-blurry.biz/api

https://zinc-sneark.biz/api

https://atten-supporse.biz/api

https://drive-connect.cyou/api

Targets

    • Target

      0fa7320f3bf77cf1b99b1a3cc0879707d594dbef26aac36a9b0013812a53707e.exe

    • Size

      1.8MB

    • MD5

      3e0a993734691c3338377bdb209c90ef

    • SHA1

      4b46fdf5eb832ce4134ccaeb93adfe2b0648f205

    • SHA256

      0fa7320f3bf77cf1b99b1a3cc0879707d594dbef26aac36a9b0013812a53707e

    • SHA512

      094c647f37f6536e17993b5aa44d98753145788eb04daac9a9cc996992e0cabd757dd6e49b3d7e01da514b0f23ed3ceae08af3b7ae78b7161598ce2f9dda5d7a

    • SSDEEP

      49152:Ut7qSk7fcWiKTsMlo85UvYzSDR/LhFDd8IzEP8e:Ut7qv70KTsMlo0neDVLhFDdbEP8

    • Amadey

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

    • Amadey family

    • Lumma Stealer, LummaC

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

    • Lumma family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Xmrig family

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

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

    • XMRig Miner payload

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Stops running service(s)

    • 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.

    • 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.

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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.

    • 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.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks