General

  • Target

    14c2b4cd9498a9f84526d84ba58e47c7d71a1387f307fa249294930ef1eeae65.tar

  • Size

    750KB

  • Sample

    250214-cwqkhazla1

  • MD5

    045e21092a89e98d779165046108ac2c

  • SHA1

    95ae9984d75b057db2e93871a044a1c69235203d

  • SHA256

    14c2b4cd9498a9f84526d84ba58e47c7d71a1387f307fa249294930ef1eeae65

  • SHA512

    b26a5944b64479b4d1de905f7674d82eb0a02e1824e98b44eb33175c74d7a3c738b8f2bd28de36a6f4313d6936241d1fb44e9dc95ef379dcaa396ddf6d729327

  • SSDEEP

    12288:7F9pu9R98DvOx0dy38SeD83S1kAqjxnE8UML789zUO9vVOI0emBm:jpCUqxx3lRsJqjxnlGUOdb0emBm

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7860252135:AAFnqHLJ-Ng3O61cPpFaVL17gS5Ru2j08qg/sendMessage?chat_id=744079942

Targets

    • Target

      transferencia_345335.exe

    • Size

      742KB

    • MD5

      c0fb01b572eb0d863f470df8c93cbb5f

    • SHA1

      1f58b684aca32ffc6aa0d2684772bbd72c9aa69c

    • SHA256

      2eb79a7bf871a2a679c26d09845996dfeef3af3106d8708a7244bca3000df777

    • SHA512

      23a8c1283cd5bde134e08850a8663eb772d94ac31ccdd144ee26b4bde5a4a2d575e056dc96c187a2b2a1763bfe63af229c08fa52916b763033c2369b115df48f

    • SSDEEP

      12288:LF9pu9R98DvOx0dy38SeD83S1kAqjxnE8UML789zUO9vVOI0emBmZ:TpCUqxx3lRsJqjxnlGUOdb0emBmZ

    • Guloader family

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • VIPKeylogger

      VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

    • Vipkeylogger family

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Downloads MZ/PE file

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • 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.

    • Accesses Microsoft Outlook profiles

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • 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 NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      cf85183b87314359488b850f9e97a698

    • SHA1

      6b6c790037eec7ebea4d05590359cb4473f19aea

    • SHA256

      3b6a5cb2a3c091814fce297c04fb677f72732fb21615102c62a195fdc2e7dfac

    • SHA512

      fe484b3fc89aeed3a6b71b90b90ea11a787697e56be3077154b6ddc2646850f6c38589ed422ff792e391638a80a778d33f22e891e76b5d65896c6fb4696a2c3b

    • SSDEEP

      96:3IsUxO9udx4qYp7AJb76BykUbQMtHUOA5Iv+RnsrqeXV+d1g2IW9t2c+cEwF9oug:YVL7ikJb76BQUoUm+RnyXVYO2RvHoug

    Score
    8/10
    • Downloads MZ/PE file

MITRE ATT&CK Enterprise v15

Tasks