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Overview

overview

10

Static

static

3

d841d0a10e...cb.exe

windows7-x64

10

d841d0a10e...cb.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/04/2024, 13:00

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General

  • Target

    d841d0a10e8b6885f1b8e1282c70e88d4f74471fbbe1b4b6f29b4ca238b1e8cb.exe

  • Size

    441KB

  • MD5

    b1758767d10c75d1589c16763fca6fd3

  • SHA1

    2722f21a31859ea735e908a1c705d07b139e3b12

  • SHA256

    d841d0a10e8b6885f1b8e1282c70e88d4f74471fbbe1b4b6f29b4ca238b1e8cb

  • SHA512

    93bdfaf8a7b35e3c0110e931a35c5a901c8acf06b36dd9e8cba9b770be642525ba0350ae94d68556961b06b0d802cd2e1997fc73849c643f76eba721215abf5e

  • SSDEEP

    12288:5I7bv0KUN/9MISQBqz9xbwL5A++dMncx4wjSvh:K7QzuyErzrSwjMh

Score
10/10
avaddonevasionransomwaretrojan

Malware Config

Extracted

Path

C:\Users\Admin\Documents\HTRjoU_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: .aDbBaECCDC 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! * * * 7b269gD
URLs

http://avaddongun7rngel.onion

http://avaddonbotrxmuyl.onion

Extracted

Path

C:\Users\Admin\Music\HTRjoU_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: .aDbBaECCDC 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! * * * UEdwTs0zkLK
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.

    ransomwareavaddon
  • 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
    evasiontrojan
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Renames multiple (131) files with added filename extension

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

    ransomware
  • Executes dropped EXE 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • 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
    evasion
  • 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\d841d0a10e8b6885f1b8e1282c70e88d4f74471fbbe1b4b6f29b4ca238b1e8cb.exe
    "C:\Users\Admin\AppData\Local\Temp\d841d0a10e8b6885f1b8e1282c70e88d4f74471fbbe1b4b6f29b4ca238b1e8cb.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:3748
    • C:\Windows\SysWOW64\Wbem\wmic.exe
      wmic SHADOWCOPY DELETE /nointeractive
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3040
    • C:\Windows\SysWOW64\Wbem\wmic.exe
      wmic SHADOWCOPY DELETE /nointeractive
      2⤵
        PID:528
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic SHADOWCOPY DELETE /nointeractive
        2⤵
          PID:1244
      • C:\Windows\system32\wbem\wmic.exe
        wmic SHADOWCOPY DELETE /nointeractive
        1⤵
        • Process spawned unexpected child process
        • Suspicious use of AdjustPrivilegeToken
        PID:4972
      • C:\Windows\system32\wbem\wmic.exe
        wmic SHADOWCOPY DELETE /nointeractive
        1⤵
        • Process spawned unexpected child process
        • Suspicious use of AdjustPrivilegeToken
        PID:732
      • C:\Windows\system32\wbem\wmic.exe
        wmic SHADOWCOPY DELETE /nointeractive
        1⤵
        • Process spawned unexpected child process
        • Suspicious use of AdjustPrivilegeToken
        PID:3344
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
          PID:1356
        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\d841d0a10e8b6885f1b8e1282c70e88d4f74471fbbe1b4b6f29b4ca238b1e8cb.exe
          C:\Users\Admin\AppData\Roaming\Microsoft\Windows\d841d0a10e8b6885f1b8e1282c70e88d4f74471fbbe1b4b6f29b4ca238b1e8cb.exe
          1⤵
          • Executes dropped EXE
          PID:4564

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\d841d0a10e8b6885f1b8e1282c70e88d4f74471fbbe1b4b6f29b4ca238b1e8cb.exe
          Filesize

          441KB

          MD5

          b1758767d10c75d1589c16763fca6fd3

          SHA1

          2722f21a31859ea735e908a1c705d07b139e3b12

          SHA256

          d841d0a10e8b6885f1b8e1282c70e88d4f74471fbbe1b4b6f29b4ca238b1e8cb

          SHA512

          93bdfaf8a7b35e3c0110e931a35c5a901c8acf06b36dd9e8cba9b770be642525ba0350ae94d68556961b06b0d802cd2e1997fc73849c643f76eba721215abf5e

          Download Submit

        • C:\Users\Admin\Documents\HTRjoU_readme_.txt
          Filesize

          3KB

          MD5

          f4ccb322623ec1353dea6bd68dfae3d0

          SHA1

          d8d5a748a029c5fb25ce630b107117dfa271ab6a

          SHA256

          435ad21010cf06803d02e7efb8f8ad368945df784f2fd6b6bf7616f66bf7c2a8

          SHA512

          818747a28a9a6ce02c4f98f6686970af129f0732c1ce51e9e10a46165f469bf08b9f831906dbb9ce436f0a85049bfee0a6ccb2e9302064410f47acce3e62d119

          Download Submit

        • C:\Users\Admin\Music\HTRjoU_readme_.txt
          Filesize

          3KB

          MD5

          b41e7c714edce5b36105743e87757693

          SHA1

          a5a23aaaf76e3f11bd793808d64bbaf48c0e67b5

          SHA256

          c1accfc04d9c28413bd735c319585961ca640e9131945d48e248bee57d3a4816

          SHA512

          e89c1b2391c593eb23cc6e10e112b9123cad7457d0a022a19efd3649160440fef110b95ab615f57446ea4ce379670420705364312872e0061cdda329c4e98a40

          Download Submit

        • memory/3748-0-0x0000000000400000-0x00000000005E3204-memory.dmp

          Filesize

          1.9MB

          Download

        • memory/4564-385-0x0000000000400000-0x00000000005E3204-memory.dmp

          Filesize

          1.9MB

          Download