General

  • Target

    95aa316a160d5b6e1c4647bfe41839544d98946139695a5a56fa3145373aa109

  • Size

    1.4MB

  • Sample

    231024-fgj1ysaf5w

  • MD5

    15782e0822cf42b662b1c8d7baedc0b4

  • SHA1

    16963cfdc38fe2e2405bb62a470247406d1e2ba6

  • SHA256

    95aa316a160d5b6e1c4647bfe41839544d98946139695a5a56fa3145373aa109

  • SHA512

    9da68cb5982a66173660bf456ba86a0d5cdc331d85ea1c1c6cf65cf566853d05c8952bb737ffdb523ec81dc65d52f18be036d65463cbd5cebc92271dad291965

  • SSDEEP

    24576:byo2iRen1G6Vd4jVav39EZNlfYnslkuYjKO7HB6fMuLKqXi:OHd4VC9clfYYYjKisT

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

breha

C2

77.91.124.55:19071

Extracted

Family

amadey

Version

3.89

C2

http://77.91.124.1/theme/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

rc4.plain

Extracted

Family

redline

Botnet

grome

C2

77.91.124.86:19084

Extracted

Family

redline

Botnet

kinza

C2

77.91.124.86:19084

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      95aa316a160d5b6e1c4647bfe41839544d98946139695a5a56fa3145373aa109

    • Size

      1.4MB

    • MD5

      15782e0822cf42b662b1c8d7baedc0b4

    • SHA1

      16963cfdc38fe2e2405bb62a470247406d1e2ba6

    • SHA256

      95aa316a160d5b6e1c4647bfe41839544d98946139695a5a56fa3145373aa109

    • SHA512

      9da68cb5982a66173660bf456ba86a0d5cdc331d85ea1c1c6cf65cf566853d05c8952bb737ffdb523ec81dc65d52f18be036d65463cbd5cebc92271dad291965

    • SSDEEP

      24576:byo2iRen1G6Vd4jVav39EZNlfYnslkuYjKO7HB6fMuLKqXi:OHd4VC9clfYYYjKisT

    • 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.

    • Detected google phishing page

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • Sets service image path in registry

    • Stops running service(s)

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • 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 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.

    • Registers COM server for autorun

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Windows security modification

    • 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.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks