Analysis

  • max time kernel
    158s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    13-02-2022 12:21

General

  • Target

    68ee03ab15e22934ed61dab828c9fb4d504746d3798d2f95311628c3594e47ed.exe

  • Size

    108KB

  • MD5

    3891f28b03951612f08d1bfd59ca56ea

  • SHA1

    fcb3fdec404bbf5c0ff087c8efb2c82da1e724a4

  • SHA256

    68ee03ab15e22934ed61dab828c9fb4d504746d3798d2f95311628c3594e47ed

  • SHA512

    11cb504e9d15f8d8cd56fe31cf8d34d300bc68921769aa533bb5adfc8481fd203a8236fe259541158c05621dffce6d40e0a7429cae5dd7cd7fa8f3b888a4b219

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 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 2 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.

  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Interacts with shadow copies 2 TTPs 1 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\68ee03ab15e22934ed61dab828c9fb4d504746d3798d2f95311628c3594e47ed.exe
    "C:\Users\Admin\AppData\Local\Temp\68ee03ab15e22934ed61dab828c9fb4d504746d3798d2f95311628c3594e47ed.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1780
    • C:\Users\Admin\AppData\Local\Temp\jzpdut.exe
      "C:\Users\Admin\AppData\Local\Temp\jzpdut.exe" {846ee340-7039-11de-9d20-806e6f6e6963} "C:\Users\Admin\AppData\Local\Temp\68EE03~1.EXE"
      2⤵
      • Executes dropped EXE
      • Deletes itself
      • Loads dropped DLL
      • Writes to the Master Boot Record (MBR)
      • Drops file in Program Files directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:552
      • C:\Windows\SysWOW64\VSSADMIN.EXE
        "C:\Windows\system32\VSSADMIN.EXE" Delete Shadows /All /Quiet
        3⤵
        • Interacts with shadow copies
        PID:972
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1808

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    84814c1b044627e5866c8a16d4c87ab0

    SHA1

    e8ad4246f6919a3959a2c3e15b2c2df4651b5fd2

    SHA256

    0ba94494168446ee955afc1b5ebd9b21e63eb1340ec2807b851b4d8eb7e0e56a

    SHA512

    2147f8f536a15f6c77d11d4e85605595bb754e73fcd2d66173d792fb450120c699fcb18557881e5996def92ea8cd515d83fad601b422cdbd026716e42cc08033

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

    MD5

    3891f28b03951612f08d1bfd59ca56ea

    SHA1

    fcb3fdec404bbf5c0ff087c8efb2c82da1e724a4

    SHA256

    68ee03ab15e22934ed61dab828c9fb4d504746d3798d2f95311628c3594e47ed

    SHA512

    11cb504e9d15f8d8cd56fe31cf8d34d300bc68921769aa533bb5adfc8481fd203a8236fe259541158c05621dffce6d40e0a7429cae5dd7cd7fa8f3b888a4b219

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

    MD5

    3891f28b03951612f08d1bfd59ca56ea

    SHA1

    fcb3fdec404bbf5c0ff087c8efb2c82da1e724a4

    SHA256

    68ee03ab15e22934ed61dab828c9fb4d504746d3798d2f95311628c3594e47ed

    SHA512

    11cb504e9d15f8d8cd56fe31cf8d34d300bc68921769aa533bb5adfc8481fd203a8236fe259541158c05621dffce6d40e0a7429cae5dd7cd7fa8f3b888a4b219

  • \Users\Admin\AppData\Local\Temp\jzpdut.exe

    MD5

    3891f28b03951612f08d1bfd59ca56ea

    SHA1

    fcb3fdec404bbf5c0ff087c8efb2c82da1e724a4

    SHA256

    68ee03ab15e22934ed61dab828c9fb4d504746d3798d2f95311628c3594e47ed

    SHA512

    11cb504e9d15f8d8cd56fe31cf8d34d300bc68921769aa533bb5adfc8481fd203a8236fe259541158c05621dffce6d40e0a7429cae5dd7cd7fa8f3b888a4b219

  • \Users\Admin\AppData\Local\Temp\jzpdut.exe

    MD5

    3891f28b03951612f08d1bfd59ca56ea

    SHA1

    fcb3fdec404bbf5c0ff087c8efb2c82da1e724a4

    SHA256

    68ee03ab15e22934ed61dab828c9fb4d504746d3798d2f95311628c3594e47ed

    SHA512

    11cb504e9d15f8d8cd56fe31cf8d34d300bc68921769aa533bb5adfc8481fd203a8236fe259541158c05621dffce6d40e0a7429cae5dd7cd7fa8f3b888a4b219

  • \Users\Admin\AppData\Local\Temp\jzpdut.exe

    MD5

    3891f28b03951612f08d1bfd59ca56ea

    SHA1

    fcb3fdec404bbf5c0ff087c8efb2c82da1e724a4

    SHA256

    68ee03ab15e22934ed61dab828c9fb4d504746d3798d2f95311628c3594e47ed

    SHA512

    11cb504e9d15f8d8cd56fe31cf8d34d300bc68921769aa533bb5adfc8481fd203a8236fe259541158c05621dffce6d40e0a7429cae5dd7cd7fa8f3b888a4b219

  • \Users\Admin\AppData\Local\Temp\jzpdut.exe

    MD5

    3891f28b03951612f08d1bfd59ca56ea

    SHA1

    fcb3fdec404bbf5c0ff087c8efb2c82da1e724a4

    SHA256

    68ee03ab15e22934ed61dab828c9fb4d504746d3798d2f95311628c3594e47ed

    SHA512

    11cb504e9d15f8d8cd56fe31cf8d34d300bc68921769aa533bb5adfc8481fd203a8236fe259541158c05621dffce6d40e0a7429cae5dd7cd7fa8f3b888a4b219

  • \Users\Admin\AppData\Local\Temp\jzpdut.exe

    MD5

    3891f28b03951612f08d1bfd59ca56ea

    SHA1

    fcb3fdec404bbf5c0ff087c8efb2c82da1e724a4

    SHA256

    68ee03ab15e22934ed61dab828c9fb4d504746d3798d2f95311628c3594e47ed

    SHA512

    11cb504e9d15f8d8cd56fe31cf8d34d300bc68921769aa533bb5adfc8481fd203a8236fe259541158c05621dffce6d40e0a7429cae5dd7cd7fa8f3b888a4b219

  • memory/1780-55-0x0000000075F91000-0x0000000075F93000-memory.dmp

    Filesize

    8KB