General

  • Target

    TelegramRAT.exe

  • Size

    136KB

  • Sample

    250330-qsz7es1rz2

  • MD5

    e629176520460b7286b9b860ee751c7a

  • SHA1

    74c626e83a42f010d58a8bf89116ac879ca4740a

  • SHA256

    21f121c9b506a7536434ce3b0cd7afdbdf07652a57b100723c078f745b73511c

  • SHA512

    ea7cd55be6e4f8bcc1018fae808226f2a0e3baf5900fea9aded04119a6408e3216a019f3e2de5f545fc3e2c1b147e38610a1c497513347c532ac69e0a49ce9cd

  • SSDEEP

    3072:U3ryZPiGUK7LGC9C6WCmo0Pmc/bZnQ7QWXPCrAZugae:UjGNGqObdWK

Malware Config

Extracted

Family

toxiceye

C2

https://api.telegram.org/bot8131231612:AAEUo24glVLmRCyfaK72om4sTqhFx63vCws/sendMessage?chat_id=8029727797

Extracted

Family

gurcu

C2

https://api.telegram.org/bot8131231612:AAEUo24glVLmRCyfaK72om4sTqhFx63vCws/sendMessage?chat_id=8029727797

https://api.telegram.org/bot8131231612:AAEUo24glVLmRCyfaK72om4sTqhFx63vCws/getUpdate

https://api.telegram.org/bot8131231612:AAEUo24glVLmRCyfaK72om4sTqhFx63vCws/getUpdates?offset=11435076

https://api.telegram.org/bot8131231612:AAEUo24glVLmRCyfaK72om4sTqhFx63vCws/getUpdates?offset=11435077

https://api.telegram.org/bot8131231612:AAEUo24glVLmRCyfaK72om4sTqhFx63vCws/getUpdates?offset=11435078

https://api.telegram.org/bot8131231612:AAEUo24glVLmRCyfaK72om4sTqhFx63vCws/getUpdates?offset=11435079

https://api.telegram.org/bot8131231612:AAEUo24glVLmRCyfaK72om4sTqhFx63vCws/sendPhoto?chat_id=802972779

https://api.telegram.org/bot8131231612:AAEUo24glVLmRCyfaK72om4sTqhFx63vCws/sendDocument?chat_id=802972779

https://api.telegram.org/bot8131231612:AAEUo24glVLmRCyfaK72om4sTqhFx63vCws/getUpdates?offset=11435080

https://api.telegram.org/bot8131231612:AAEUo24glVLmRCyfaK72om4sTqhFx63vCws/getUpdates?offset=11435081

https://api.telegram.org/bot8131231612:AAEUo24glVLmRCyfaK72om4sTqhFx63vCws/getUpdates?offset=11435082

https://api.telegram.org/bot8131231612:AAEUo24glVLmRCyfaK72om4sTqhFx63vCws/getUpdates?offset=11435083

Targets

    • Target

      TelegramRAT.exe

    • Size

      136KB

    • MD5

      e629176520460b7286b9b860ee751c7a

    • SHA1

      74c626e83a42f010d58a8bf89116ac879ca4740a

    • SHA256

      21f121c9b506a7536434ce3b0cd7afdbdf07652a57b100723c078f745b73511c

    • SHA512

      ea7cd55be6e4f8bcc1018fae808226f2a0e3baf5900fea9aded04119a6408e3216a019f3e2de5f545fc3e2c1b147e38610a1c497513347c532ac69e0a49ce9cd

    • SSDEEP

      3072:U3ryZPiGUK7LGC9C6WCmo0Pmc/bZnQ7QWXPCrAZugae:UjGNGqObdWK

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Gurcu family

    • Gurcu, WhiteSnake

      Gurcu aka WhiteSnake is a malware stealer written in C#.

    • ToxicEye

      ToxicEye is a trojan written in C#.

    • Toxiceye family

    • Renames multiple (276) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Legitimate hosting services abused for malware hosting/C2

    • Enumerates processes with tasklist

MITRE ATT&CK Enterprise v15

Tasks