General

  • Target

    a9835541871cdb7d208f6a74c062d14f9ca8a7306eca42efae114ee298fdca30

  • Size

    1.0MB

  • Sample

    230525-t1cmwabc57

  • MD5

    8ac6fad1621e8dc2439c86fd3469eb03

  • SHA1

    73439f9abb74eee90fd881f8584fe35930dadec3

  • SHA256

    a9835541871cdb7d208f6a74c062d14f9ca8a7306eca42efae114ee298fdca30

  • SHA512

    75077e9a736eae3c70a72ceabb7baa110a7b1df2457cff7247f5ec42e3514c51ea6cba88ff44a63e82277b5c94c68345d6004530b3adcd0cb7568a13b605e82a

  • SSDEEP

    24576:6yP3pZiOTVnDk3+fpSiE1ITGI+LSGWztQHbco9Bwz+5T4trl/hwNP7:BP33iORnD9RJEn5S7tWpBwkKRy

Malware Config

Extracted

Family

redline

Botnet

lina

C2

83.97.73.122:19062

Attributes
  • auth_value

    13523aee5d194d7716b22eeab7de10ad

Extracted

Family

redline

Botnet

fash

C2

83.97.73.122:19062

Attributes
  • auth_value

    dd7165bcd22b0ed3df426d944e12f136

Extracted

Family

gurcu

C2

https://api.telegram.org/bot6237712604:AAESgAGfaQ0EUC8eWgMd7kpAW_FEGRDRfDs/sendMessage?chat_id=880824160

Targets

    • Target

      a9835541871cdb7d208f6a74c062d14f9ca8a7306eca42efae114ee298fdca30

    • Size

      1.0MB

    • MD5

      8ac6fad1621e8dc2439c86fd3469eb03

    • SHA1

      73439f9abb74eee90fd881f8584fe35930dadec3

    • SHA256

      a9835541871cdb7d208f6a74c062d14f9ca8a7306eca42efae114ee298fdca30

    • SHA512

      75077e9a736eae3c70a72ceabb7baa110a7b1df2457cff7247f5ec42e3514c51ea6cba88ff44a63e82277b5c94c68345d6004530b3adcd0cb7568a13b605e82a

    • SSDEEP

      24576:6yP3pZiOTVnDk3+fpSiE1ITGI+LSGWztQHbco9Bwz+5T4trl/hwNP7:BP33iORnD9RJEn5S7tWpBwkKRy

    • Gurcu, WhiteSnake

      Gurcu is a malware stealer written in C#.

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Downloads MZ/PE file

    • 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.

    • Accesses Microsoft Outlook profiles

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks