General

  • Target

    e524d6f64b9f0991a71f0d6d16d6d3aa.exe

  • Size

    896KB

  • Sample

    231031-jam1tabd33

  • MD5

    e524d6f64b9f0991a71f0d6d16d6d3aa

  • SHA1

    3c8e7e9cacf42d3bcf4dc28f487c38a178d6e200

  • SHA256

    a0fb82956fd995bbf4eb8191a05fc2b297d86b7861498e8087db14031be28902

  • SHA512

    2f2dc1cefd0e89feb80afda188aebf80aa7d07e868480ab843c5f763536cefcfc027c5d0d2e2f3476e20205d3ad56b777b622a08137ba2bd5cf7be58d8e22f9c

  • SSDEEP

    12288:KxzSmtwUJo7a0d0Fry0+8/GSEYIZHcJfxWqg1u+CH1/A:Kx2mtwUJo7a0dAP5/GxZ8q0

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

@ytlogsbot

C2

194.169.175.235:42691

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

      e524d6f64b9f0991a71f0d6d16d6d3aa.exe

    • Size

      896KB

    • MD5

      e524d6f64b9f0991a71f0d6d16d6d3aa

    • SHA1

      3c8e7e9cacf42d3bcf4dc28f487c38a178d6e200

    • SHA256

      a0fb82956fd995bbf4eb8191a05fc2b297d86b7861498e8087db14031be28902

    • SHA512

      2f2dc1cefd0e89feb80afda188aebf80aa7d07e868480ab843c5f763536cefcfc027c5d0d2e2f3476e20205d3ad56b777b622a08137ba2bd5cf7be58d8e22f9c

    • SSDEEP

      12288:KxzSmtwUJo7a0d0Fry0+8/GSEYIZHcJfxWqg1u+CH1/A:Kx2mtwUJo7a0dAP5/GxZ8q0

    • 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 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

    • Windows security bypass

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Modifies boot configuration data using bcdedit

    • XMRig Miner payload

    • 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.

    • 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.

    • UPX packed file

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

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks