General

  • Target

    f75d1b619b63636ae7b169a487d5c8dabfea0f6d1591e506eb3650a778b0ee1b

  • Size

    2.9MB

  • Sample

    230919-y9s4faea22

  • MD5

    cfc2c968d0ed68dd50ccc95f5e85bdc8

  • SHA1

    22bdc55f0605f5295393997a225a4ce7b7a29192

  • SHA256

    f75d1b619b63636ae7b169a487d5c8dabfea0f6d1591e506eb3650a778b0ee1b

  • SHA512

    1e47bbdec0518d737ead11a8cd047290e9b027212648c03f1c86f9909dbccc58b777d40d3aa85ce5853473db160d7d47c245da1cbce092ce4e44f3260437220b

  • SSDEEP

    49152:hj9i4yt+XZjg5e2VgWoVN/9wLp2QJYpWkTl6ilZ:9JggAgxNly3upWkp6Y

Malware Config

Extracted

Family

amadey

Version

3.89

C2

http://77.91.68.52/mac/index.php

http://77.91.68.78/help/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explonde.exe

  • strings_key

    916aae73606d7a9e02a1d3b47c199688

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

prets

C2

77.91.124.82:19071

Attributes
  • auth_value

    44ee9617e145f5ca73d49c1a4a0c2e34

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

0305

C2

185.215.113.25:10195

Attributes
  • auth_value

    c86205ff1cc37b2da12f0190adfda52c

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Targets

    • Target

      f75d1b619b63636ae7b169a487d5c8dabfea0f6d1591e506eb3650a778b0ee1b

    • Size

      2.9MB

    • MD5

      cfc2c968d0ed68dd50ccc95f5e85bdc8

    • SHA1

      22bdc55f0605f5295393997a225a4ce7b7a29192

    • SHA256

      f75d1b619b63636ae7b169a487d5c8dabfea0f6d1591e506eb3650a778b0ee1b

    • SHA512

      1e47bbdec0518d737ead11a8cd047290e9b027212648c03f1c86f9909dbccc58b777d40d3aa85ce5853473db160d7d47c245da1cbce092ce4e44f3260437220b

    • SSDEEP

      49152:hj9i4yt+XZjg5e2VgWoVN/9wLp2QJYpWkTl6ilZ:9JggAgxNly3upWkp6Y

    • Amadey

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

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Detect Fabookie payload

    • Detect rhadamanthys stealer shellcode

    • Detects Healer an antivirus disabler dropper

    • Fabookie

      Fabookie is facebook account info stealer.

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • Rhadamanthys

      Rhadamanthys is an info stealer written in C++ first seen in August 2022.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook profiles

    • 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 file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks