Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-07-2023 09:51

General

  • Target

    98e0809917278f2487861ede52d85f97_03850000.exe

  • Size

    8.3MB

  • MD5

    d2c5a85cab391affb6c13de65db63e82

  • SHA1

    8d7762e30a3bf79f8907f5e11ae0c0f7cecc6549

  • SHA256

    2ab477477a0963fca7ef676cfd1c3041b9aba14aa2eb861d4bc22fdb29320ee7

  • SHA512

    98bbc09c2a15b99a59c5eeb269e2d726dafbb2939ab809fa7da0ca6169b99a11733e55c7203e3af1784032f2ca48fa2a7cc065f3c14b3a7d64df92306f7461ba

  • SSDEEP

    98304:ZXrEeZzdhjuV/gd1VzsGUqNKTHvQem3KdmTqmviBjnqPsuRxBdqj:ZZ6561VzsDdg8mTQ9IsuRxBdqj

Malware Config

Extracted

Family

bitrat

Version

1.35

C2

publiquilla.linkpc.net:9089

Attributes
  • communication_password

    bfdba24ee3d61f0260c4dc1034c3ee43

  • install_dir

    windowssecurirysercivehealtht

  • install_file

    windowssecuritrysercive.exe

  • tor_process

    tor

Signatures

  • BitRAT

    BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious behavior: RenamesItself 30 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\98e0809917278f2487861ede52d85f97_03850000.exe
    "C:\Users\Admin\AppData\Local\Temp\98e0809917278f2487861ede52d85f97_03850000.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:1196

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1196-133-0x0000000000400000-0x00000000007CE000-memory.dmp

    Filesize

    3.8MB

  • memory/1196-134-0x0000000074F10000-0x0000000074F49000-memory.dmp

    Filesize

    228KB

  • memory/1196-135-0x0000000074BD0000-0x0000000074C09000-memory.dmp

    Filesize

    228KB

  • memory/1196-136-0x0000000074BD0000-0x0000000074C09000-memory.dmp

    Filesize

    228KB

  • memory/1196-137-0x0000000074BD0000-0x0000000074C09000-memory.dmp

    Filesize

    228KB

  • memory/1196-138-0x0000000074F10000-0x0000000074F49000-memory.dmp

    Filesize

    228KB

  • memory/1196-139-0x0000000074BD0000-0x0000000074C09000-memory.dmp

    Filesize

    228KB

  • memory/1196-140-0x0000000074BD0000-0x0000000074C09000-memory.dmp

    Filesize

    228KB

  • memory/1196-141-0x0000000074BD0000-0x0000000074C09000-memory.dmp

    Filesize

    228KB