Resubmissions

23-09-2024 18:50

240923-xg1r5sxdkl 10

16-09-2024 19:16

240916-xytp6avfkg 10

16-09-2024 18:46

240916-xekyxatfqj 10

Analysis

  • max time kernel
    30s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16-09-2024 19:16

General

  • Target

    Satana.exe

  • Size

    49KB

  • MD5

    46bfd4f1d581d7c0121d2b19a005d3df

  • SHA1

    5b063298bbd1670b4d39e1baef67f854b8dcba9d

  • SHA256

    683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96

  • SHA512

    b52aa090f689765d099689700be7e18922137e7a860a00113e3f72aa6553e94a870bbb741e52de9617506a236a2a59198fb224fcd128576d76642eec9d715df5

  • SSDEEP

    768:AbFw10RFnAwJM7MiqwecUaX5h4IuCdYa+XLXTGY1idL2WYiwtDj:Apw10vnAOIUaJh4IXdWXLXTWLfuFj

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\!satana!.txt

Ransom Note
You had bad luck.There was crypting of all your files in a FS bootkit virus <!SATANA!> To decrypt you need send on this E-mail: [email protected] your private code: A3D90235E1136671AB1195C6078184FF and pay on a Bitcoin Wallet: XgcJptdY1pSVtCGCAvFBavH7oWAe2iASvS total 0,5 btc After that during 1 - 2 days the software will be sent to you - decryptor - and the necessary instructions. All changes in hardware configurations of your computer can make the decryption of your files absolutely impossible! Decryption of your files is possible only on your PC! Recovery is possible during 7 days, after which the program - decryptor - can not ask for the necessary signature from a public certificate server. Please contact via e-mail, which you can find as yet in the form of a text document in a folder with encrypted files, as well as in the name of all encrypted files.If you do not appreciate your files we recommend you format all your disks and reinstall the system. Read carefully this warning as it is no longer able to see at startup of the computer. We remind once again- it is all serious! Do not touch the configuration of your computer! E-mail: [email protected] - this is our mail CODE: A3D90235E1136671AB1195C6078184FF this is code; you must send BTC: XgcJptdY1pSVtCGCAvFBavH7oWAe2iASvS here need to pay 0,5 bitcoins How to pay on the Bitcoin wallet you can easily find on the Internet. Enter your unlock code, obtained by E-mail here and press "ENTER" to continue the normal download on your computer. Good luck! May God help you! <!SATANA!>

Signatures

  • Satana

    Ransomware family which also encrypts the system's Master Boot Record (MBR).

  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 6 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Interacts with shadow copies 3 TTPs 1 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 28 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\Satana.exe
    "C:\Users\Admin\AppData\Local\Temp\Satana.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2072
    • C:\Users\Admin\AppData\Local\Temp\Satana.exe
      "C:\Users\Admin\AppData\Local\Temp\Satana.exe"
      2⤵
      • Loads dropped DLL
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2404
      • C:\Users\Admin\AppData\Local\Temp\mzrfm.exe
        "C:\Users\Admin\AppData\Local\Temp\mzrfm.exe" {846ee340-7039-11de-9d20-806e6f6e6963} "C:\Users\Admin\AppData\Local\Temp\Satana.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2756
        • C:\Users\Admin\AppData\Local\Temp\mzrfm.exe
          "C:\Users\Admin\AppData\Local\Temp\mzrfm.exe" {846ee340-7039-11de-9d20-806e6f6e6963} "C:\Users\Admin\AppData\Local\Temp\Satana.exe"
          4⤵
          • Deletes itself
          • Executes dropped EXE
          • Loads dropped DLL
          • Writes to the Master Boot Record (MBR)
          • Drops file in Program Files directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2692
          • C:\Windows\SysWOW64\VSSADMIN.EXE
            "C:\Windows\system32\VSSADMIN.EXE" Delete Shadows /All /Quiet
            5⤵
            • System Location Discovery: System Language Discovery
            • Interacts with shadow copies
            PID:1960
  • C:\Windows\explorer.exe
    "C:\Windows\explorer.exe"
    1⤵
      PID:2280
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1480

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\!satana!.txt

      Filesize

      1KB

      MD5

      725ea384e4399365cbfea917c9fa8ad9

      SHA1

      f05da5f958a6bfac8d5f7f2e5078a159b86dfe4b

      SHA256

      db5268bf61e1fcbef85b601dd9972044c06c66dffd5b6d4e15ec70fb781ba3f3

      SHA512

      f6ae6763b5df7d9efd61b6fbea3c391a3efc1034767b435111e668e97cf3a313db656d1374662282c9c02d5720f89081fc2c3b753c7b7394e7e8f51f580a9e66

    • C:\Users\Admin\AppData\Local\Temp\mzrfm.exe

      Filesize

      49KB

      MD5

      46bfd4f1d581d7c0121d2b19a005d3df

      SHA1

      5b063298bbd1670b4d39e1baef67f854b8dcba9d

      SHA256

      683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96

      SHA512

      b52aa090f689765d099689700be7e18922137e7a860a00113e3f72aa6553e94a870bbb741e52de9617506a236a2a59198fb224fcd128576d76642eec9d715df5

    • memory/2404-0-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2404-3-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2404-1-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2404-5-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2404-7-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2404-10-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-36-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-39-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-38-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-43-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-41-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-51-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-58-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-62-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-61-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-59-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-56-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-55-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-63-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-53-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-65-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-64-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-52-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-68-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-71-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-73-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-76-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-75-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-72-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-70-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-80-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-81-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-83-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-84-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-86-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-90-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-89-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-93-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-92-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-94-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-97-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-99-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-102-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-101-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-98-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-96-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-88-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-85-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-78-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-69-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2692-67-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB