Analysis

  • max time kernel
    140s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-04-2024 13:10

General

  • Target

    48d7cd572f14aed7a90d6b66097a885a889e6e7416a6aaa2eb442706ff661275.exe

  • Size

    775KB

  • MD5

    117da2dd6fa24616f63eb43d5a15e5d3

  • SHA1

    b4d70eecdef52ceef15f04a025d1ab08f193fb97

  • SHA256

    48d7cd572f14aed7a90d6b66097a885a889e6e7416a6aaa2eb442706ff661275

  • SHA512

    de2e5538e8dd8210b630eca0fc611f0ba0dcb805b3a745c38a6f46ee9acfe8785c917b9452e0d6f70f675030430b65b352d695106bae639b20e0dbb2dd95e375

  • SSDEEP

    24576:TCsQ9+OXLpMePfI8TgmBTCDqEbOpPtpFhAxfq:5HOXLpMePfzVTCD7gPtLhQfq

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\JAc7O8_readme_.txt

Family

avaddon

Ransom Note
-------=== Your network has been infected! ===------- ***************** DO NOT DELETE THIS FILE UNTIL ALL YOUR DATA HAVE BEEN RECOVERED ***************** All your documents, photos, databases and other important files have been encrypted and have the extension: .CaeBeceBEE You are not able to decrypt it by yourself. But don't worry, we can help you to restore all your files! The only way to restore your files is to buy our special software. Only we can give you this software and only we can restore your files! We have also downloaded a lot of private data from your network. If you do not contact as in a 3 days we will post information about your breach on our public news website (avaddongun7rngel.onion) and after 7 days the whole downloaded info. You can get more information on our page, which is located in a Tor hidden network. How to get to our page -------------------------------------------------------------------------------- | | 1. Download Tor browser - https://www.torproject.org/ | | 2. Install Tor browser | | 3. Open link in Tor browser - avaddonbotrxmuyl.onion | | 4. Follow the instructions on this page | -------------------------------------------------------------------------------- Your ID: -------------------------------------------------------------------------------- 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 -------------------------------------------------------------------------------- * DO NOT TRY TO RECOVER FILES YOURSELF! * DO NOT MODIFY ENCRYPTED FILES! * * * OTHERWISE, YOU MAY LOSE ALL YOUR FILES FOREVER! * * * fIjxjLYwS7Uzjs3z2
URLs

http://avaddongun7rngel.onion

http://avaddonbotrxmuyl.onion

Extracted

Path

C:\Users\Admin\Downloads\JAc7O8_readme_.txt

Family

avaddon

Ransom Note
-------=== Your network has been infected! ===------- ***************** DO NOT DELETE THIS FILE UNTIL ALL YOUR DATA HAVE BEEN RECOVERED ***************** All your documents, photos, databases and other important files have been encrypted and have the extension: .CaeBeceBEE You are not able to decrypt it by yourself. But don't worry, we can help you to restore all your files! The only way to restore your files is to buy our special software. Only we can give you this software and only we can restore your files! We have also downloaded a lot of private data from your network. If you do not contact as in a 3 days we will post information about your breach on our public news website (avaddongun7rngel.onion) and after 7 days the whole downloaded info. You can get more information on our page, which is located in a Tor hidden network. How to get to our page -------------------------------------------------------------------------------- | | 1. Download Tor browser - https://www.torproject.org/ | | 2. Install Tor browser | | 3. Open link in Tor browser - avaddonbotrxmuyl.onion | | 4. Follow the instructions on this page | -------------------------------------------------------------------------------- Your ID: -------------------------------------------------------------------------------- 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 -------------------------------------------------------------------------------- * DO NOT TRY TO RECOVER FILES YOURSELF! * DO NOT MODIFY ENCRYPTED FILES! * * * OTHERWISE, YOU MAY LOSE ALL YOUR FILES FOREVER! * * * VuKK3XLGIjC4coB1DKvB5
URLs

http://avaddongun7rngel.onion

http://avaddonbotrxmuyl.onion

Signatures

  • Avaddon

    Ransomware-as-a-service first released in June 2020 and currently expanding its userbase among criminal actors.

  • Avaddon payload 1 IoCs
  • Process spawned unexpected child process 3 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • UAC bypass 3 TTPs 2 IoCs
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Renames multiple (128) files with added filename extension

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

  • Executes dropped EXE 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops desktop.ini file(s) 1 IoCs
  • Enumerates connected drives 3 TTPs 24 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • System policy modification 1 TTPs 3 IoCs
  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\48d7cd572f14aed7a90d6b66097a885a889e6e7416a6aaa2eb442706ff661275.exe
    "C:\Users\Admin\AppData\Local\Temp\48d7cd572f14aed7a90d6b66097a885a889e6e7416a6aaa2eb442706ff661275.exe"
    1⤵
    • UAC bypass
    • Checks whether UAC is enabled
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:4832
    • C:\Windows\SysWOW64\Wbem\wmic.exe
      wmic SHADOWCOPY DELETE /nointeractive
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1448
    • C:\Windows\SysWOW64\Wbem\wmic.exe
      wmic SHADOWCOPY DELETE /nointeractive
      2⤵
        PID:4072
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic SHADOWCOPY DELETE /nointeractive
        2⤵
          PID:4932
      • C:\Windows\system32\wbem\wmic.exe
        wmic SHADOWCOPY DELETE /nointeractive
        1⤵
        • Process spawned unexpected child process
        • Suspicious use of AdjustPrivilegeToken
        PID:2040
      • C:\Windows\system32\wbem\wmic.exe
        wmic SHADOWCOPY DELETE /nointeractive
        1⤵
        • Process spawned unexpected child process
        • Suspicious use of AdjustPrivilegeToken
        PID:5032
      • C:\Windows\system32\wbem\wmic.exe
        wmic SHADOWCOPY DELETE /nointeractive
        1⤵
        • Process spawned unexpected child process
        • Suspicious use of AdjustPrivilegeToken
        PID:2188
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
          PID:3664
        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\48d7cd572f14aed7a90d6b66097a885a889e6e7416a6aaa2eb442706ff661275.exe
          C:\Users\Admin\AppData\Roaming\Microsoft\Windows\48d7cd572f14aed7a90d6b66097a885a889e6e7416a6aaa2eb442706ff661275.exe
          1⤵
          • Executes dropped EXE
          PID:2384

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\48d7cd572f14aed7a90d6b66097a885a889e6e7416a6aaa2eb442706ff661275.exe

          Filesize

          775KB

          MD5

          117da2dd6fa24616f63eb43d5a15e5d3

          SHA1

          b4d70eecdef52ceef15f04a025d1ab08f193fb97

          SHA256

          48d7cd572f14aed7a90d6b66097a885a889e6e7416a6aaa2eb442706ff661275

          SHA512

          de2e5538e8dd8210b630eca0fc611f0ba0dcb805b3a745c38a6f46ee9acfe8785c917b9452e0d6f70f675030430b65b352d695106bae639b20e0dbb2dd95e375

        • C:\Users\Admin\Desktop\JAc7O8_readme_.txt

          Filesize

          3KB

          MD5

          6cd1a38a3f060d39df60a5dafa52d2de

          SHA1

          eddde9413b32a5b99b44832ba7b7f972ef2b4c61

          SHA256

          7ea747c37163c57ed8e8f1135a0250931048d0cf5acc22f06aafd678db0a3834

          SHA512

          4cadb0de4aeb1357cf3aeb02ddb4ff73c803a85f03898dc4d83cdb42006904bae35d93210cfc5abfbba35225b1946645e0637de103f885fd8a6890e13e3ee04d

        • C:\Users\Admin\Downloads\JAc7O8_readme_.txt

          Filesize

          3KB

          MD5

          319e3339734177e5d33840374006d6b2

          SHA1

          b007ce9e9638f9b82b343bec6efc635440efd7b6

          SHA256

          7a80534275082fd76847742562e1be3c5c001745f02998f1e72d62fc69a210e9

          SHA512

          354ab02127cf4488875afc768e284a019786b8e38c749ae5a8da6f173f6839a6d6c6677811e43003d4df4e66b59b107de8746d85d82b40aa0278ac75b98bbeff