Overview

overview

10

Static

static

1

Custom Theme.msi

windows7-x64

6

Custom Theme.msi

windows10-2004-x64

10

Analysis

  • max time kernel
    46s
  • max time network
    37s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    05-07-2024 16:00

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    Custom Theme.msi

  • Size

    1.9MB

  • MD5

    3a6d228f64408b62459124daf05bb83f

  • SHA1

    a0c43230ae4eb0611052b78053214a5e8898a9a4

  • SHA256

    90673e8a84408b0bf7c029cf6b3c1394a52bb32f318770a0328d7904256e7643

  • SHA512

    1cfc629d234cb97a40c154a3beeef2f822bbf86c6d90c8df026cf249afd6b7b062ce7a0f6f1b8e787a3972848b42b5320c1ed7ff99c91e00c1d494d412c52c13

  • SSDEEP

    24576:IxoNa2uPYAGxUherZNh0lhSMXlrI5s2JK5kmwy0CfKAe7:9GP5Ferq7I5RJK5k1jCfKAe7

Score
6/10

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Loads dropped DLL 5 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 11 IoCs
  • Suspicious use of SendNotifyMessage 8 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I "C:\Users\Admin\AppData\Local\Temp\Custom Theme.msi"
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2720
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2852
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 9953D91CA824B7DC6ED029FC717D46A7 C
      2⤵
      • Loads dropped DLL
      PID:2712
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2852 -s 888
      2⤵
        PID:2172
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
        PID:2592
      • C:\Windows\explorer.exe
        "C:\Windows\explorer.exe"
        1⤵
          PID:3016
        • C:\Program Files\VideoLAN\VLC\vlc.exe
          "C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\Downloads\ConfirmInstall.WTV"
          1⤵
          • Suspicious behavior: AddClipboardFormatListener
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of SetWindowsHookEx
          PID:1756

        Network

        MITRE ATT&CK Matrix ATT&CK v13

        Initial Access

        Execution

        Persistence

        Privilege Escalation

        Defense Evasion

        Credential Access

        Discovery

        Query Registry

        1
        T1012

        Peripheral Device Discovery

        1
        T1120

        System Information Discovery

        1
        T1082

        Lateral Movement

        Collection

        Exfiltration

        Command and Control

        Impact

        Resource Development

        Reconnaissance

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Users\Admin\AppData\Local\Temp\MSI7E44.tmp
          Filesize

          904KB

          MD5

          421643ee7bb89e6df092bc4b18a40ff8

          SHA1

          e801582a6dd358060a699c9c5cde31cd07ee49ab

          SHA256

          d6b89fd5a95071e7b144d8bedcb09b694e9cd14bfbfafb782b17cf8413eac6da

          SHA512

          d59c4ec7690e535da84f94bef2be7f94d6bfd0b2908fa9a67d0897abe8a2825fd52354c495ea1a7f133f727c2ee356869cc80bacf5557864d535a72d8c396023

          Download Submit
        • memory/1756-38-0x000000013FE40000-0x000000013FF38000-memory.dmp
          Filesize

          992KB

          Download
        • memory/1756-39-0x000007FEF5B40000-0x000007FEF5B74000-memory.dmp
          Filesize

          208KB

          Download
        • memory/1756-40-0x000007FEF5880000-0x000007FEF5B36000-memory.dmp
          Filesize

          2.7MB

          Download
        • memory/1756-41-0x000007FEF4620000-0x000007FEF56D0000-memory.dmp
          Filesize

          16.7MB

          Download