General

  • Target

    5557311aa83fde3a585a904d54695d3249f6cdfdb3a4b424d60c335a60ed427e

  • Size

    891KB

  • Sample

    231031-rx617sab3t

  • MD5

    35aa515d33f810a6935a1cccee85aaa7

  • SHA1

    dda3deaec5749b4aca8f56b1f7da134063b5fb86

  • SHA256

    5557311aa83fde3a585a904d54695d3249f6cdfdb3a4b424d60c335a60ed427e

  • SHA512

    761cecd6df9efbdc4c7e8f31e0204f7f3dd62b8c1a0faf33b0154485bdc29edab7e71ed09d0b7e7955d8379a2981e3d4a58f4eb69937ae513f07e1baa27084a8

  • SSDEEP

    12288:3tRaPnAWomNwsC5pTGIlwIHvSv/3kagZU4q9rou2yvyV+0:d4YdmNwsC5pTGGzvyXgZUj

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

grome

C2

77.91.124.86:19084

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

kinza

C2

77.91.124.86:19084

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

pixelnew

C2

194.49.94.11:80

Extracted

Family

raccoon

Botnet

6a6a005b9aa778f606280c5fa24ae595

C2

http://195.123.218.98:80

http://31.192.23

Attributes
  • user_agent

    SunShineMoonLight

xor.plain

Targets

    • Target

      5557311aa83fde3a585a904d54695d3249f6cdfdb3a4b424d60c335a60ed427e

    • Size

      891KB

    • MD5

      35aa515d33f810a6935a1cccee85aaa7

    • SHA1

      dda3deaec5749b4aca8f56b1f7da134063b5fb86

    • SHA256

      5557311aa83fde3a585a904d54695d3249f6cdfdb3a4b424d60c335a60ed427e

    • SHA512

      761cecd6df9efbdc4c7e8f31e0204f7f3dd62b8c1a0faf33b0154485bdc29edab7e71ed09d0b7e7955d8379a2981e3d4a58f4eb69937ae513f07e1baa27084a8

    • SSDEEP

      12288:3tRaPnAWomNwsC5pTGIlwIHvSv/3kagZU4q9rou2yvyV+0:d4YdmNwsC5pTGGzvyXgZUj

    • Amadey

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

    • Detect ZGRat V1

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Defender Real-time Protection settings

    • Raccoon

      Raccoon is an infostealer written in C++ and first seen in 2019.

    • Raccoon Stealer payload

    • 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

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • 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 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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Detected potential entity reuse from brand paypal.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks