General

  • Target

    457c1c09953a40ae6f672b1f59c3850869b22e5dcc5932fee87986b64310236e

  • Size

    1.5MB

  • Sample

    231023-l84sbshf96

  • MD5

    b8a26d9c386ec312fd8470f0b728873d

  • SHA1

    7fa5f682d9366c13c1ebfccd8b6c4ab4335ecc88

  • SHA256

    457c1c09953a40ae6f672b1f59c3850869b22e5dcc5932fee87986b64310236e

  • SHA512

    722d78ff2e3a77030c50b268c84e77339d86044f0c7eae20470d232f14d65c1a58a92889b9eeaa97908d65907d934ffbdda81a2f505ff3309a61b63540e18ee8

  • SSDEEP

    24576:myab630MZL5fUEHJspwjRtFwMccpgrCp0tu69yL0FnhVQyNZQ:1abEdZ9fnp44TfcLAevQyNZ

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

homed

C2

109.107.182.133:19084

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

kinder

C2

109.107.182.133:19084

Extracted

Family

redline

Botnet

5141679758_99

C2

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

Extracted

Family

redline

Botnet

YT&TEAM CLOUD

C2

185.216.70.238:37515

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

C2

89.23.100.93:4449

Mutex

oonrejgwedvxwse

Attributes
  • delay

    1

  • install

    true

  • install_file

    calc.exe

  • install_folder

    %AppData%

aes.plain

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Targets

    • Target

      457c1c09953a40ae6f672b1f59c3850869b22e5dcc5932fee87986b64310236e

    • Size

      1.5MB

    • MD5

      b8a26d9c386ec312fd8470f0b728873d

    • SHA1

      7fa5f682d9366c13c1ebfccd8b6c4ab4335ecc88

    • SHA256

      457c1c09953a40ae6f672b1f59c3850869b22e5dcc5932fee87986b64310236e

    • SHA512

      722d78ff2e3a77030c50b268c84e77339d86044f0c7eae20470d232f14d65c1a58a92889b9eeaa97908d65907d934ffbdda81a2f505ff3309a61b63540e18ee8

    • SSDEEP

      24576:myab630MZL5fUEHJspwjRtFwMccpgrCp0tu69yL0FnhVQyNZQ:1abEdZ9fnp44TfcLAevQyNZ

    • Amadey

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

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • 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.

    • Async RAT payload

    • Downloads MZ/PE file

    • 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 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.

    • UPX packed file

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

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks