Overview

overview

10

Static

static

10

6c4463df22...05.exe

windows7-x64

10

6c4463df22...05.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2022 12:17

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    6c4463df22dba5d021888723eeb5a585c12a8c43ae5b352800dc4ee0f722b405.exe

  • Size

    168KB

  • MD5

    919506160ba6d0cf88cb7018c1755410

  • SHA1

    49ff026440e403aac2abb6738b9fb42ad46ecdea

  • SHA256

    6c4463df22dba5d021888723eeb5a585c12a8c43ae5b352800dc4ee0f722b405

  • SHA512

    72fc023e22708506af2c455d30c252923798b42fe58e54f61dd118d0348fb953234ddd2b38d1a092d9410a35ae65bc3047fee749beab45c90639d25797fedc25

  • SSDEEP

    3072:V2zxNCCVUopBzcb7UKtgb+thC+Y4dNdm6iBtBVcRRnQmywwE63CCZwFcTkmp:C3VUopBojeALY0zNiDcbQN137k

Score
8/10
persistenceransomware

Malware Config

Signatures

  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • Drops file in System32 directory 2 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 2 IoCs
    ransomware
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Checks SCSI registry key(s) 3 TTPs 58 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies registry class 45 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\6c4463df22dba5d021888723eeb5a585c12a8c43ae5b352800dc4ee0f722b405.exe
    "C:\Users\Admin\AppData\Local\Temp\6c4463df22dba5d021888723eeb5a585c12a8c43ae5b352800dc4ee0f722b405.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Drops file in System32 directory
    • Sets desktop wallpaper using registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4864
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe
      2⤵
      • Modifies Installed Components in the registry
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:3988
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BBF0.bat" "C:\Users\Admin\AppData\Local\Temp\6C4463~1.EXE""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4956
      • C:\Windows\SysWOW64\attrib.exe
        attrib -r -s -h "C:\Users\Admin\AppData\Local\Temp\6C4463~1.EXE"
        3⤵
        • Views/modifies file attributes
        PID:852
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4608
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3764

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\BBF0.bat
    Filesize

    76B

    MD5

    548dead9f04b947e6eed106d665e02d6

    SHA1

    e19ce9dc7312de9b10ad9efc540c991b0db01f92

    SHA256

    d30a55e1bb55b558856ba0c70bbce27e756a987e3e6652b136de3bb7e5985bab

    SHA512

    f12308a4024db62a3eba2b3f3256cfdd172e031373ee9f63149ccc684aba59fd22f87796b1acefd9c81c1ba8dff0c9349610fee21fe8b30d85d30486e90e2b0f

    Download Submit
  • memory/852-135-0x0000000000000000-mapping.dmp
    Download
  • memory/3764-150-0x000002F471340000-0x000002F471360000-memory.dmp
    Filesize

    128KB

    Download
  • memory/3764-143-0x000002F470E10000-0x000002F470E18000-memory.dmp
    Filesize

    32KB

    Download
  • memory/3764-145-0x000002F473940000-0x000002F473960000-memory.dmp
    Filesize

    128KB

    Download
  • memory/3764-148-0x000002F473A60000-0x000002F473B60000-memory.dmp
    Filesize

    1024KB

    Download
  • memory/3764-159-0x000002F470AE0000-0x000002F470B00000-memory.dmp
    Filesize

    128KB

    Download
  • memory/3764-219-0x000002EC0000A000-0x000002EC0000E000-memory.dmp
    Filesize

    16KB

    Download
  • memory/3764-218-0x000002EC0000A000-0x000002EC0000E000-memory.dmp
    Filesize

    16KB

    Download
  • memory/3764-221-0x000002EC0000A000-0x000002EC0000E000-memory.dmp
    Filesize

    16KB

    Download
  • memory/3764-220-0x000002EC0000A000-0x000002EC0000E000-memory.dmp
    Filesize

    16KB

    Download
  • memory/3764-222-0x000002EC0000A000-0x000002EC0000E000-memory.dmp
    Filesize

    16KB

    Download
  • memory/3988-132-0x0000000000000000-mapping.dmp
    Download
  • memory/4956-133-0x0000000000000000-mapping.dmp
    Download