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General

  • Target

    be87733a804b5e58e9816daa5443dd6dd455191e1ccfcea97b525f496b10c683

  • Size

    883KB

  • Sample

    231011-hzng7shb5y

  • MD5

    f7dfe3865b420236f25e1eaad279b593

  • SHA1

    141a9eb26058e47fa1a08e7357009bd41ae13085

  • SHA256

    be87733a804b5e58e9816daa5443dd6dd455191e1ccfcea97b525f496b10c683

  • SHA512

    2c0dee5f936fc2722c53ed5e7b9cf56bd3352b17af10f2e2815d301561f4f14a02bf2f220bcd60cb37dfaaf35c394f0de9939816049f3dc797ba3fc3708bd3cb

  • SSDEEP

    12288:G+YAouKjDW9g145x58OpGH2EJ/qdDyyZpxThSGu4ywUMXI/9:GcIW9g145x58Opc/yVzSnMXw9

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

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

6012068394_99

C2

https://pastebin.com/raw/8baCJyMF

Extracted

Family

redline

Botnet

pixelscloud

C2

85.209.176.171:80

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

Extracted

Family

redline

Botnet

breha

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

kukish

C2

77.91.124.55:19071

Targets

    • Target

      be87733a804b5e58e9816daa5443dd6dd455191e1ccfcea97b525f496b10c683

    • Size

      883KB

    • MD5

      f7dfe3865b420236f25e1eaad279b593

    • SHA1

      141a9eb26058e47fa1a08e7357009bd41ae13085

    • SHA256

      be87733a804b5e58e9816daa5443dd6dd455191e1ccfcea97b525f496b10c683

    • SHA512

      2c0dee5f936fc2722c53ed5e7b9cf56bd3352b17af10f2e2815d301561f4f14a02bf2f220bcd60cb37dfaaf35c394f0de9939816049f3dc797ba3fc3708bd3cb

    • SSDEEP

      12288:G+YAouKjDW9g145x58OpGH2EJ/qdDyyZpxThSGu4ywUMXI/9:GcIW9g145x58Opc/yVzSnMXw9

    • 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.

    • Detects Healer an antivirus disabler dropper

    • 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

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Windows security bypass

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Stops running service(s)

    • 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.

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks