General

  • Target

    d27c4f7b056d4c0e57d3d8e8bfe93a4a0c3ecc34acccdea0d8408c8ca32c7e11

  • Size

    1.8MB

  • Sample

    240916-el6vvayblf

  • MD5

    7e16de0e7f2182181be16055acf2cb7e

  • SHA1

    9b60f62d8ed8c1625297e1962117e1730cb35a8d

  • SHA256

    d27c4f7b056d4c0e57d3d8e8bfe93a4a0c3ecc34acccdea0d8408c8ca32c7e11

  • SHA512

    0462ef9d21cc65c9e5be2649b463d0c645ee0562cfa03c1c3421ec935ad17b5bd43ea8ee09facea052353db8cddab514860005cad0630d5d937e66d3eb4cde8a

  • SSDEEP

    49152:Bhz2Kp4Cw5CR4QQBPcPyPRXXUqYqGPRwmbHllhO:FuCw5CReRF5UBqe5z

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

redline

Botnet

LiveTraffic

C2

95.179.250.45:26212

Extracted

Family

redline

Botnet

@OLEH_PSP

C2

65.21.18.51:45580

Extracted

Family

stealc

Botnet

default2

C2

http://185.215.113.17

Attributes
  • url_path

    /2fb6c2cc8dce150a.php

Extracted

Family

redline

Botnet

bundle

C2

185.215.113.67:15206

Extracted

Family

stealc

Botnet

default

C2

http://91.202.233.158

Attributes
  • url_path

    /e96ea2db21fa9a1b.php

Extracted

Family

cryptbot

C2

fivevd5vs.top

analforeverlovyu.top

Attributes
  • url_path

    /v1/upload.php

Extracted

Family

redline

Botnet

TG CLOUD @RLREBORN Admin @FATHEROFCARDERS

C2

91.194.55.146:29862

Extracted

Family

amadey

Version

4.41

Botnet

1176f2

C2

http://185.215.113.19

Attributes
  • install_dir

    417fd29867

  • install_file

    ednfoki.exe

  • strings_key

    183201dc3defc4394182b4bff63c4065

  • url_paths

    /CoreOPT/index.php

rc4.plain

Targets

    • Target

      d27c4f7b056d4c0e57d3d8e8bfe93a4a0c3ecc34acccdea0d8408c8ca32c7e11

    • Size

      1.8MB

    • MD5

      7e16de0e7f2182181be16055acf2cb7e

    • SHA1

      9b60f62d8ed8c1625297e1962117e1730cb35a8d

    • SHA256

      d27c4f7b056d4c0e57d3d8e8bfe93a4a0c3ecc34acccdea0d8408c8ca32c7e11

    • SHA512

      0462ef9d21cc65c9e5be2649b463d0c645ee0562cfa03c1c3421ec935ad17b5bd43ea8ee09facea052353db8cddab514860005cad0630d5d937e66d3eb4cde8a

    • SSDEEP

      49152:Bhz2Kp4Cw5CR4QQBPcPyPRXXUqYqGPRwmbHllhO:FuCw5CReRF5UBqe5z

    • Amadey

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

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Detects ZharkBot payload

      ZharkBot is a botnet written C++.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Stealc

      Stealc is an infostealer written in C++.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • ZharkBot

      ZharkBot is a botnet written C++.

    • xmrig

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

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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.

    • Indirect Command Execution

      Adversaries may abuse utilities that allow for command execution to bypass security restrictions that limit the use of command-line interpreters.

    • 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.

    • UPX packed file

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

    • 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.

    • Drops Chrome extension

    • Drops desktop.ini file(s)

    • 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

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks