General

  • Target

    31b3f063f2e15008198227ea53faf480daefb6b3615bde6d028ddc0ea66fdb88_NeikiAnalytics

  • Size

    1.7MB

  • Sample

    240521-lz98rahc63

  • MD5

    7a77191f602fe0850ab88654a388e079

  • SHA1

    350122f818f7a365e898d610d24459b793e4efc3

  • SHA256

    31b3f063f2e15008198227ea53faf480daefb6b3615bde6d028ddc0ea66fdb88

  • SHA512

    1c13149465cda1aab1d76600c0e43b5a98456eceeac98ae081df52377498e97b3c0acb0d82b9218342834804ca6e8f1dcf970b1c884df4fdbde8f00f70b197b5

  • SSDEEP

    49152:eydtOKqxZqwbXYdo1VtziCFAzazWlkItp:eyntwTjtRYtp

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://d22hce23hy1ej9.cloudfront.net/load/th.php?a=2836&c=1002

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://d22hce23hy1ej9.cloudfront.net/load/dl.php?id=458&c=1002

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://d22hce23hy1ej9.cloudfront.net/load/dl.php?id=444&c=1002

Extracted

Family

amadey

Version

4.20

Botnet

18befc

C2

http://5.42.96.141

Attributes
  • install_dir

    908f070dff

  • install_file

    explorku.exe

  • strings_key

    b25a9385246248a95c600f9a061438e1

  • url_paths

    /go34ko8/index.php

rc4.plain

Extracted

Family

risepro

C2

147.45.47.126:58709

Extracted

Family

amadey

Version

4.20

Botnet

c767c0

C2

http://5.42.96.7

Attributes
  • install_dir

    7af68cdb52

  • install_file

    axplons.exe

  • strings_key

    e2ce58e78f631ed97d01fe7b70e85d5e

  • url_paths

    /zamo7h/index.php

rc4.plain

Extracted

Family

redline

Botnet

1

C2

185.215.113.67:26260

Targets

    • Target

      31b3f063f2e15008198227ea53faf480daefb6b3615bde6d028ddc0ea66fdb88_NeikiAnalytics

    • Size

      1.7MB

    • MD5

      7a77191f602fe0850ab88654a388e079

    • SHA1

      350122f818f7a365e898d610d24459b793e4efc3

    • SHA256

      31b3f063f2e15008198227ea53faf480daefb6b3615bde6d028ddc0ea66fdb88

    • SHA512

      1c13149465cda1aab1d76600c0e43b5a98456eceeac98ae081df52377498e97b3c0acb0d82b9218342834804ca6e8f1dcf970b1c884df4fdbde8f00f70b197b5

    • SSDEEP

      49152:eydtOKqxZqwbXYdo1VtziCFAzazWlkItp:eyntwTjtRYtp

    • Amadey

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

    • Modifies firewall policy service

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • RedLine

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

    • RedLine payload

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

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

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • 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 user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Writes to the Master Boot Record (MBR)

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

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks