Overview

overview

10

Static

static

3

3a2b0d7aa2...76.exe

windows7-x64

10

3a2b0d7aa2...76.exe

windows10-2004-x64

10

Resubmissions

23/05/2023, 08:29

230523-kdl4csfd5110

22/05/2023, 02:20

230522-csp5kade7610

22/05/2023, 01:46

230522-b6968agc4z10

Analysis

  • max time kernel
    497s
  • max time network
    500s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/05/2023, 08:29

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General

  • Target
    3a2b0d7aa2a94d6d537838a2a18fa25890c2df97c7708e895f7c566f7a65ab76.exe
  • Size 1.1MB
  • Sample230523-kdl4csfd51
  • SHA256 3a2b0d7aa2a94d6d537838a2a18fa25890c2df97c7708e895f7c566f7a65ab76
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
evasionransomwarespywarestealer

Malware Config

Extracted

Path

  • C:\Users\Admin\Documents\OneNote Notebooks\My Notebook\readme.txt

Ransom Note
  • ~You have been infected with Alphaware~ >>>> Your data has been stolen and encrypted You have 24 hours to send us $300 worth of bitcoin. If you do not pay the Ransom all your files, data, and personal information will released on the dark web. Failure to pay your ransom will also result with ALL of your files being deleted and your pc being wiped. We will also leak your Personal information to multiple discord servers and dox bin. All your information will forever be on the internet for people to download and exploit. >>>> Where do I pay you? Send us 0.01767966 BTC To the bitcoin address: bc1qycxc367zcm5fpw9l9wtktufm38nlcnaumjfqcj >>>> What happens when I pay? When we receive payment we will send you your own personal decrypter to free your files and data. It is impossible to decrypt your files without our help. >>>> You will need to contact us to receive your decrypter Send us an email with proof of payment and we will respond with your decrypter. You can email us @[email protected] >>>> Who are we? We are Alpha, a group of skilled hackers whos purpose is to take control and power over people.

Signatures

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
    ransomwareevasion
  • Renames multiple (189) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware
  • Deletes backup catalog 3 TTPs 1 IoCs

    Uses wbadmin.exe to inhibit system recovery.

    ransomware
  • Modifies extensions of user files 5 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Drops startup file 3 IoCs
  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Drops desktop.ini file(s) 33 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 4 IoCs

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

  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Modifies registry class 1 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
    ransomware
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 47 IoCs
  • Suspicious use of AdjustPrivilegeToken 50 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy service COM API

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

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\3a2b0d7aa2a94d6d537838a2a18fa25890c2df97c7708e895f7c566f7a65ab76.exe
    "C:\Users\Admin\AppData\Local\Temp\3a2b0d7aa2a94d6d537838a2a18fa25890c2df97c7708e895f7c566f7a65ab76.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:448
    • C:\Users\Admin\AppData\Roaming\svchost.exe
      "C:\Users\Admin\AppData\Roaming\svchost.exe"
      2⤵
      • Modifies extensions of user files
      • Checks computer location settings
      • Drops startup file
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Sets desktop wallpaper using registry
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:728
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /C vssadmin delete shadows /all /quiet & wmic shadowcopy delete
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2348
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          4⤵
          • Interacts with shadow copies
          PID:3912
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic shadowcopy delete
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:5000
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /C bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4392
        • C:\Windows\system32\bcdedit.exe
          bcdedit /set {default} bootstatuspolicy ignoreallfailures
          4⤵
          • Modifies boot configuration data using bcdedit
          PID:1560
        • C:\Windows\system32\bcdedit.exe
          bcdedit /set {default} recoveryenabled no
          4⤵
          • Modifies boot configuration data using bcdedit
          PID:1348
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /C wbadmin delete catalog -quiet
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4616
        • C:\Windows\system32\wbadmin.exe
          wbadmin delete catalog -quiet
          4⤵
          • Deletes backup catalog
          PID:632
      • C:\Windows\system32\NOTEPAD.EXE
        "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\readme.txt
        3⤵
        • Opens file in notepad (likely ransom note)
        PID:4732
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1732
  • C:\Windows\system32\wbengine.exe
    "C:\Windows\system32\wbengine.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4856
  • C:\Windows\System32\vdsldr.exe
    C:\Windows\System32\vdsldr.exe -Embedding
    1⤵
      PID:2988
    • C:\Windows\System32\vds.exe
      C:\Windows\System32\vds.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:4700

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          readme.txt
          • Path C:\Users\Admin\AppData\Roaming\readme.txt
          • Size 1KB
          • SHA256 1f07fbece71d67c140a10aa9993f1d5bba5250f21b7cfafcc39e4ea60689223c
          • MD5 SHA1 SHA512
          Submit Download

          svchost.exe
          • Path C:\Users\Admin\AppData\Roaming\svchost.exe
          • Size 1.1MB
          • SHA256 3a2b0d7aa2a94d6d537838a2a18fa25890c2df97c7708e895f7c566f7a65ab76
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          svchost.exe
          • Path C:\Users\Admin\AppData\Roaming\svchost.exe
          • Size 1.1MB
          • SHA256 3a2b0d7aa2a94d6d537838a2a18fa25890c2df97c7708e895f7c566f7a65ab76
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          svchost.exe
          • Path C:\Users\Admin\AppData\Roaming\svchost.exe
          • Size 1.1MB
          • SHA256 3a2b0d7aa2a94d6d537838a2a18fa25890c2df97c7708e895f7c566f7a65ab76
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          readme.txt
          • Path C:\Users\Admin\Documents\OneNote Notebooks\My Notebook\readme.txt
          • Size 1KB
          • SHA256 1f07fbece71d67c140a10aa9993f1d5bba5250f21b7cfafcc39e4ea60689223c
          • MD5 SHA1 SHA512
          Submit Download

          memory/448-133-0x0000000000490000-0x00000000005A6000-memory.dmp
          Download

          memory/448-134-0x000000001B000000-0x000000001B010000-memory.dmp
          Download