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General

  • Target

    85d2e1dbbcd7f16fe0fddf6955bfd310ffdfe172ea43a976d86db8d385552f41.exe

  • Size

    1.8MB

  • Sample

    240624-bl69tsself

  • MD5

    44d2d87fccae6236b0ca82141e169a23

  • SHA1

    c88549c6a8506daa9f493870cc943e37eabe0cac

  • SHA256

    85d2e1dbbcd7f16fe0fddf6955bfd310ffdfe172ea43a976d86db8d385552f41

  • SHA512

    faaa6cf93e8940c08b06feda89646e6c40bf9a5811c2af7d2f466d57fd62c430700c2c54a7fd8a4e9a826299fef0633213d1d4a8e3ad9b395812c865d3403bf3

  • SSDEEP

    49152:Os04d4yuNrFivU/BwTeOia6ulWW1SQsS5C:zd4fkUZIiPRW1SA

Malware Config

Extracted

Family

amadey

Version

8254624243

Botnet

e76b71

C2

http://77.91.77.81

Attributes
  • install_dir

    8254624243

  • install_file

    axplong.exe

  • strings_key

    90049e51fabf09df0d6748e0b271922e

  • url_paths

    /Kiru9gu/index.php

rc4.plain

Extracted

Family

redline

Botnet

AMA

C2

185.215.113.67:40960

Targets

    • Target

      85d2e1dbbcd7f16fe0fddf6955bfd310ffdfe172ea43a976d86db8d385552f41.exe

    • Size

      1.8MB

    • MD5

      44d2d87fccae6236b0ca82141e169a23

    • SHA1

      c88549c6a8506daa9f493870cc943e37eabe0cac

    • SHA256

      85d2e1dbbcd7f16fe0fddf6955bfd310ffdfe172ea43a976d86db8d385552f41

    • SHA512

      faaa6cf93e8940c08b06feda89646e6c40bf9a5811c2af7d2f466d57fd62c430700c2c54a7fd8a4e9a826299fef0633213d1d4a8e3ad9b395812c865d3403bf3

    • SSDEEP

      49152:Os04d4yuNrFivU/BwTeOia6ulWW1SQsS5C:zd4fkUZIiPRW1SA

    • Amadey

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

    • RedLine

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

    • RedLine payload

    • 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

    • 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.

    • 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 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • 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

MITRE ATT&CK Enterprise v15

Tasks