General

  • Target

    4d09d4949d69b3ca2e88dda6dad21d6aa4b2e546c9e68aecc389fbaca50de52d

  • Size

    255KB

  • Sample

    231011-gpwkdsfe84

  • MD5

    3f308e757e74a66c1a1b8cbc56ce3242

  • SHA1

    742131c2635626ba70df8488bc6571a8e76ec5e6

  • SHA256

    4d09d4949d69b3ca2e88dda6dad21d6aa4b2e546c9e68aecc389fbaca50de52d

  • SHA512

    59a38756d20f752759852d6136cdedb1669452c10a89ae99dc9b69f49e3906fbccd2b9a72a336f342ae37f6e8a28c793b1697c8db067545190b832fa27d81be8

  • SSDEEP

    6144:HCAmai0Gm8XTX/lbXat6ULk+j5cNAOY7mtCLIGFIan5:ihapGm8DX/8Ci7wCLIGms

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

breha

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

pixelscloud

C2

85.209.176.171:80

Extracted

Family

redline

Botnet

6012068394_99

C2

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

Extracted

Family

redline

Botnet

kukish

C2

77.91.124.55:19071

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

      4d09d4949d69b3ca2e88dda6dad21d6aa4b2e546c9e68aecc389fbaca50de52d

    • Size

      255KB

    • MD5

      3f308e757e74a66c1a1b8cbc56ce3242

    • SHA1

      742131c2635626ba70df8488bc6571a8e76ec5e6

    • SHA256

      4d09d4949d69b3ca2e88dda6dad21d6aa4b2e546c9e68aecc389fbaca50de52d

    • SHA512

      59a38756d20f752759852d6136cdedb1669452c10a89ae99dc9b69f49e3906fbccd2b9a72a336f342ae37f6e8a28c793b1697c8db067545190b832fa27d81be8

    • SSDEEP

      6144:HCAmai0Gm8XTX/lbXat6ULk+j5cNAOY7mtCLIGFIan5:ihapGm8DX/8Ci7wCLIGms

    • 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

    • Blocklisted process makes network request

    • 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