Overview

overview

10

Static

static

683a09da21...96.exe

windows7_x64

10

683a09da21...96.exe

windows10-2004_x64

5

unpacked.exe

windows7_x64

10

unpacked.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    141s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    14-07-2022 06:23

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General

  • Target

    unpacked.exe

  • Size

    72KB

  • MD5

    108756f41d114eb93e136ba2feb838d0

  • SHA1

    8c6b51923ee7da2f4642c7717db95fbb77d96164

  • SHA256

    b38b4c1dcf6d6ecd1bbfc236b43c37c18044c2f42f11e5088384f4bd0751929c

  • SHA512

    d13183e8ba4689475b0cb3f5cc7acbfba34a1ba661eb5988984647c2bd3e561cfa03f6267f60ae9fb2ca0783f26c105cdbcfc89def598c48968febef23c21aaa

Score
10/10
satanabootkitpersistenceransomwarespywarestealer

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: XepTcfFzy1p7LpyRRQyqBz6jszwRVbo1Xm 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: XepTcfFzy1p7LpyRRQyqBz6jszwRVbo1Xm 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).

    ransomwaresatana
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • 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.

    bootkitpersistence
  • 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\unpacked.exe
    "C:\Users\Admin\AppData\Local\Temp\unpacked.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1788
    • C:\Users\Admin\AppData\Local\Temp\djoxbvv.exe
      "C:\Users\Admin\AppData\Local\Temp\djoxbvv.exe" {846ee340-7039-11de-9d20-806e6f6e6963} "C:\Users\Admin\AppData\Local\Temp\unpacked.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:2024
      • C:\Windows\SysWOW64\VSSADMIN.EXE
        "C:\Windows\system32\VSSADMIN.EXE" Delete Shadows /All /Quiet
        3⤵
        • Interacts with shadow copies
        PID:1888
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:556

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    1KB

    MD5

    7981caae5f413ab886aad6866a352887

    SHA1

    89231c0a25ba69559358a115b12b21615002a13e

    SHA256

    855dad1a40e0eb4f569bd5ddee47740c28c0ac8facfbef3e1e5ff4763c5b8e13

    SHA512

    d36322cb10261924c77cbac457ed495d5faa8ae8da894b14f98065bb12a200abdc773ebce39dbd32492aa7cbe60cfe3f530c361831b011b9862bda3b884a2a13

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  • C:\Users\Admin\AppData\Local\Temp\djoxbvv.exe
    Filesize

    72KB

    MD5

    108756f41d114eb93e136ba2feb838d0

    SHA1

    8c6b51923ee7da2f4642c7717db95fbb77d96164

    SHA256

    b38b4c1dcf6d6ecd1bbfc236b43c37c18044c2f42f11e5088384f4bd0751929c

    SHA512

    d13183e8ba4689475b0cb3f5cc7acbfba34a1ba661eb5988984647c2bd3e561cfa03f6267f60ae9fb2ca0783f26c105cdbcfc89def598c48968febef23c21aaa

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\djoxbvv.exe
    Filesize

    72KB

    MD5

    108756f41d114eb93e136ba2feb838d0

    SHA1

    8c6b51923ee7da2f4642c7717db95fbb77d96164

    SHA256

    b38b4c1dcf6d6ecd1bbfc236b43c37c18044c2f42f11e5088384f4bd0751929c

    SHA512

    d13183e8ba4689475b0cb3f5cc7acbfba34a1ba661eb5988984647c2bd3e561cfa03f6267f60ae9fb2ca0783f26c105cdbcfc89def598c48968febef23c21aaa

    Download Submit

  • \Users\Admin\AppData\Local\Temp\djoxbvv.exe
    Filesize

    72KB

    MD5

    108756f41d114eb93e136ba2feb838d0

    SHA1

    8c6b51923ee7da2f4642c7717db95fbb77d96164

    SHA256

    b38b4c1dcf6d6ecd1bbfc236b43c37c18044c2f42f11e5088384f4bd0751929c

    SHA512

    d13183e8ba4689475b0cb3f5cc7acbfba34a1ba661eb5988984647c2bd3e561cfa03f6267f60ae9fb2ca0783f26c105cdbcfc89def598c48968febef23c21aaa

    Download Submit

  • \Users\Admin\AppData\Local\Temp\djoxbvv.exe
    Filesize

    72KB

    MD5

    108756f41d114eb93e136ba2feb838d0

    SHA1

    8c6b51923ee7da2f4642c7717db95fbb77d96164

    SHA256

    b38b4c1dcf6d6ecd1bbfc236b43c37c18044c2f42f11e5088384f4bd0751929c

    SHA512

    d13183e8ba4689475b0cb3f5cc7acbfba34a1ba661eb5988984647c2bd3e561cfa03f6267f60ae9fb2ca0783f26c105cdbcfc89def598c48968febef23c21aaa

    Download Submit

  • \Users\Admin\AppData\Local\Temp\djoxbvv.exe
    Filesize

    72KB

    MD5

    108756f41d114eb93e136ba2feb838d0

    SHA1

    8c6b51923ee7da2f4642c7717db95fbb77d96164

    SHA256

    b38b4c1dcf6d6ecd1bbfc236b43c37c18044c2f42f11e5088384f4bd0751929c

    SHA512

    d13183e8ba4689475b0cb3f5cc7acbfba34a1ba661eb5988984647c2bd3e561cfa03f6267f60ae9fb2ca0783f26c105cdbcfc89def598c48968febef23c21aaa

    Download Submit

  • \Users\Admin\AppData\Local\Temp\djoxbvv.exe
    Filesize

    72KB

    MD5

    108756f41d114eb93e136ba2feb838d0

    SHA1

    8c6b51923ee7da2f4642c7717db95fbb77d96164

    SHA256

    b38b4c1dcf6d6ecd1bbfc236b43c37c18044c2f42f11e5088384f4bd0751929c

    SHA512

    d13183e8ba4689475b0cb3f5cc7acbfba34a1ba661eb5988984647c2bd3e561cfa03f6267f60ae9fb2ca0783f26c105cdbcfc89def598c48968febef23c21aaa

    Download Submit

  • \Users\Admin\AppData\Local\Temp\djoxbvv.exe
    Filesize

    72KB

    MD5

    108756f41d114eb93e136ba2feb838d0

    SHA1

    8c6b51923ee7da2f4642c7717db95fbb77d96164

    SHA256

    b38b4c1dcf6d6ecd1bbfc236b43c37c18044c2f42f11e5088384f4bd0751929c

    SHA512

    d13183e8ba4689475b0cb3f5cc7acbfba34a1ba661eb5988984647c2bd3e561cfa03f6267f60ae9fb2ca0783f26c105cdbcfc89def598c48968febef23c21aaa

    Download Submit

  • memory/1788-54-0x0000000075DB1000-0x0000000075DB3000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1888-65-0x0000000000000000-mapping.dmp

    Download

  • memory/2024-59-0x0000000000000000-mapping.dmp

    Download