General

  • Target

    88345910e7756216c80bf4046952980b.exe

  • Size

    2.1MB

  • Sample

    250222-jm6npatjv7

  • MD5

    88345910e7756216c80bf4046952980b

  • SHA1

    f508e862e3d2b48a83dfa064d4655035953482c0

  • SHA256

    c9b511ede4963bc4ce43425a950014c7b4fedde81add8febb049359e2d3e4704

  • SHA512

    a53f0242ae77be006bf9d22b42764de414f94e98dd5eb716db5d7286555826a3317a80a00c0c2448ad836c16181168c5f77da954cc29978f1d023bac42d28845

  • SSDEEP

    49152:yhpo+E+QRPrT0O7tDr5uWwt4ZKYXhRn+lOxfMfps:yhy+xIzT0A5uruXLn+lOxfMf

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://185.215.113.16/defend/random.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://185.215.113.16/mine/random.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://185.215.113.16/mine/random.exe

Extracted

Family

stealc

Botnet

reno

C2

http://185.215.113.115

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

amadey

Version

5.21

Botnet

a4d2cd

C2

http://cobolrationumelawrtewarms.com

http://�������� jlgenfekjlfnvtgpegkwr.xyz

Attributes
  • install_dir

    a58456755d

  • install_file

    Gxtuum.exe

  • strings_key

    00fadbeacf092dfd58b48ef4ac68f826

  • url_paths

    /3ofn3jf3e2ljk/index.php

rc4.plain

Extracted

Family

systembc

C2

towerbingobongoboom.com

93.186.202.3

Attributes
  • dns

    5.132.191.104

Extracted

Family

xworm

Version

5.0

C2

185.163.204.65:7000

Mutex

SWaSxcOz2FkLWFU7

Attributes
  • install_file

    USB.exe

  • telegram

    https://api.telegram.org/bot7801507553:AAER1leGn_BtfmbwwWVlXFOz-GpclQKTfe0/sendMessage?chat_id=6012304042

aes.plain

Targets

    • Target

      88345910e7756216c80bf4046952980b.exe

    • Size

      2.1MB

    • MD5

      88345910e7756216c80bf4046952980b

    • SHA1

      f508e862e3d2b48a83dfa064d4655035953482c0

    • SHA256

      c9b511ede4963bc4ce43425a950014c7b4fedde81add8febb049359e2d3e4704

    • SHA512

      a53f0242ae77be006bf9d22b42764de414f94e98dd5eb716db5d7286555826a3317a80a00c0c2448ad836c16181168c5f77da954cc29978f1d023bac42d28845

    • SSDEEP

      49152:yhpo+E+QRPrT0O7tDr5uWwt4ZKYXhRn+lOxfMfps:yhy+xIzT0A5uruXLn+lOxfMf

    • Amadey

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

    • Amadey family

    • Detect Poverty Stealer Payload

    • Detect Xworm Payload

    • Detects Healer an antivirus disabler dropper

    • GCleaner

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

    • Gcleaner family

    • Healer

      Healer an antivirus disabler dropper.

    • Healer family

    • Modifies Windows Defender DisableAntiSpyware settings

    • Modifies Windows Defender Real-time Protection settings

    • Modifies Windows Defender TamperProtection settings

    • Modifies Windows Defender notification settings

    • Poverty Stealer

      Poverty Stealer is a crypto and infostealer written in C++.

    • Povertystealer family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • SystemBC

      SystemBC is a proxy and remote administration tool first seen in 2019.

    • Systembc family

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

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

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Downloads MZ/PE file

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • 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 local email clients

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

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks