General

  • Target
    Ransomware.zip
  • Size 50.0MB
  • Sample240303-q67tescc27
  • SHA256 022728f678d8dcc6cba20147595ed4099e9c98be0582c0f67518d5664e3b8523
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Path
  • C:\Program Files\7-Zip\Lang\DECRYPT_YOUR_FILES.HTML

Ransom Note
  • <html> <head> <style> body{ background-color: #3366CC; } h1 { background-color: RGB(249, 201, 16); } p { background-color: maroon; color: white; } </style> </head> <body> <center> <h1><b> Attention ! All your files </b> have been encrypted. </h1></br> <p> Due encrypting was used algoritm RSA-4096 and AES-256, used for protection military secrets.</br> That means > RESTORE YOU DATA POSIBLE ONLY BUYING decryption passwords from us.</br> Getting a decryption of your files is - SIMPLY task.</br></br> That all what you need:</br> 1. Sent Your ID_KEY on mailbox [email protected] or [email protected] </br> 2. For test, decrypt 2 small files, to be sure that we can decrypt you files.</br> 3. Pay our services. </br> 4. GET software with passwords for decrypt you files.</br> 5. Make measures to prevent this type situations again.</br></br> IMPORTANT(1)</br> Do not try restore files without our help, this is useless, and can destroy you data permanetly.</br></br> IMPORTANT(2) </br> We Cant hold you decryption passwords forever. </br>ALL DECRYPTION PASSWORDS, for what wasn`t we receive reward, will destroy after week of moment of encryption. </p> <p> Your ID_KEY: <br> </p> <table width="1024" border="0"> <tbody> <tr> <td><p>ZfFx5Vk/M7QnDhi2PjsQLe042voGnBOJb6MGrt6UcNm1vYhCrwid+YyuQCuPN0YqJyLKF2lIqbbtClXOX53Q/+GxmL4F9xAPnKe5t4Vze0L6kh88umswq41otLvqYCWNms+XqruoNfORCL0fuhWNevB2UrPRlxHGM5qiUpDJBfTzdIbG8Kn82yKQUilQ5NJDHBGCvqTPgPKn200gVtf1UiZdwwNa5rV1Hl2YUgZO4WGfa1PqVFGWHVpIBOGsoc4GGgAQU6CKFIhrOroQyeet49xypjOREzfeP1kiews8gYtchhulBHzPHD7qnCwfFRVLALruL8QeufZ0+kVU8Q5l3A==dWstVUE=</p></td> </tr> </tbody> </table> </center></html></body>

Extracted

Family
  • metasploit

Version
  • windows/single_exec

Extracted

Path
  • C:\Recovery\WindowsRE\README_HOW_TO_UNLOCK.TXT

Ransom Note
  • YOUR FILE HAS BEEN LOCKED In order to unlock your files, follow the instructions bellow: 1. Download and install Tor Browser 2. After a successful installation, run Tor Browser and wait for its initialization. 3. Type in the address bar: http://zvnvp2rhe3ljwf2m.onion 4. Follow the instructions on the site.
URLs
  • http://zvnvp2rhe3ljwf2m.onion

Extracted

Path
  • C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta

Ransom Note
  • All your files have been encrypted! All your files have been encrypted due to a security problem with your PC. If you want to restore them, write us to the e-mail [email protected] Write this ID in the title of your message 9B82DE75 In case of no answer in 24 hours write us to theese e-mails: [email protected] You have to pay for decryption in Bitcoins. The price depends on how fast you write to us. After payment we will send you the decryption tool that will decrypt all your files. Free decryption as guarantee Before paying you can send us up to 1 file for free decryption. The total size of files must be less than 1Mb (non archived), and files should not contain valuable information. (databases,backups, large excel sheets, etc.) How to obtain Bitcoins The easiest way to buy bitcoins is LocalBitcoins site. You have to register, click 'Buy bitcoins', and select the seller by payment method and price. https://localbitcoins.com/buy_bitcoins Also you can find other places to buy Bitcoins and beginners guide here: http://www.coindesk.com/information/how-can-i-buy-bitcoins/ Attention! Do not rename encrypted files. Do not try to decrypt your data using third party software, it may cause permanent data loss. Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.

Targets

    • Target
      Ransomware/$uckyLocker.exe
    • Size 414KB
    • SHA256 86e0eac8c5ce70c4b839ef18af5231b5f92e292b81e440193cdbdc7ed108049f
    • MD5 SHA1 SHA512 SSDEEP
    Score
    8/10
    • Disables Task Manager via registry modification

    • Sets desktop wallpaper using registry

    • Target
      Ransomware/7ev3n.exe
    • Size 315KB
    • SHA256 7d373ccb96d1dbb1856ef31afa87c2112a0c1795a796ab01cb154700288afec5
    • MD5 SHA1 SHA512 SSDEEP
    • Target
      Ransomware/Annabelle.exe
    • Size 15.9MB
    • SHA256 716335ba5cd1e7186c40295b199190e2b6655e48f1c1cbe12139ba67faa5e1ac
    • MD5 SHA1 SHA512 SSDEEP
    • Modifies WinLogon for persistence

    • Modifies Windows Defender Real-time Protection settings

    • UAC bypass

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Disables use of System Restore points

    • Modifies Windows Firewall

    • Sets file execution options in registry

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Target
      Ransomware/BadRabbit.exe
    • Size 431KB
    • SHA256 630325cac09ac3fab908f903e3b00d0dadd5fdaa0875ed8496fcbb97a558d0da
    • MD5 SHA1 SHA512 SSDEEP
    • BadRabbit

      Ransomware family discovered in late 2017, mainly targeting Russia and Ukraine.

    • Mimikatz

      mimikatz is an open source tool to dump credentials on Windows.

    • mimikatz is an open source tool to dump credentials on Windows

    • Executes dropped EXE

    • Loads dropped DLL

    • Target
      Ransomware/Birele.exe
    • Size 116KB
    • SHA256 b2dcfdf9e7b09f2aa5004668370e77982963ace820e7285b2e264a294441da23
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    • Modifies WinLogon for persistence

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Adds Run key to start application

    • Target
      Ransomware/Cerber5.exe
    • Size 313KB
    • SHA256 b3e1e9d97d74c416c2a30dd11858789af5554cf2de62f577c13944a19623777d
    • MD5 SHA1 SHA512 SSDEEP
    Score
    8/10
    • Modifies Windows Firewall

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Target
      Ransomware/CoronaVirus.exe
    • Size 1.0MB
    • SHA256 dddf7894b2e6aafa1903384759d68455c3a4a8348a7e2da3bd272555eba9bec0
    • MD5 SHA1 SHA512 SSDEEP
    • Dharma

      Dharma is a ransomware that uses security software installation to hide malicious activities.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Renames multiple (502) files with added filename extension

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

    • Target
      Ransomware/CryptoLocker.exe
    • Size 338KB
    • SHA256 d765e722e295969c0a5c2d90f549db8b89ab617900bf4698db41c7cdad993bb9
    • MD5 SHA1 SHA512 SSDEEP
    • Target
      Ransomware/CryptoWall.exe
    • Size 132KB
    • SHA256 e036d68b8f8b7afc6c8b6252876e1e290f11a26d4ad18ac6f310662845b2c734
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10
    • Drops startup file

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Target
      Ransomware/DeriaLock.exe
    • Size 484KB
    • SHA256 4f5bff64160044d9a769ab277ff85ba954e2a2e182c6da4d0672790cf1d48309
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10
    • Drops startup file

    • Target
      Ransomware/Dharma.exe
    • Size 11.5MB
    • SHA256 6fb303dd8ba36381948127d44bd8541e4a1ab8af07b46526ace08458f2498850
    • MD5 SHA1 SHA512 SSDEEP
    Score
    9/10
    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Modifies Windows Firewall

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Sets service image path in registry

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Target
      Ransomware/Fantom.exe
    • Size 261KB
    • SHA256 f4234a501edcd30d3bc15c983692c9450383b73bdd310059405c5e3a43cc730b
    • MD5 SHA1 SHA512 SSDEEP
    • Fantom

      Ransomware which hides encryption process behind fake Windows Update screen.

    • Renames multiple (1019) files with added filename extension

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

    • Disables Task Manager via registry modification

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Target
      Ransomware/GandCrab.exe
    • Size 291KB
    • SHA256 bfb9db791b8250ffa8ebc48295c5dbbca757a5ed3bbb01de12a871b5cd9afd5a
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10
    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Target
      Ransomware/GoldenEye/GoldenEye.exe
    • Size 254KB
    • SHA256 389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97
    • MD5 SHA1 SHA512 SSDEEP
    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Executes dropped EXE

    • Writes to the Master Boot Record (MBR)

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

    • Target
      Ransomware/GoldenEye/GoldenEye.js
    • Size 365KB
    • SHA256 28fd3a1d9087d7b103b7f6cfca002798b6365fe6ebcc66fa02dbb4a9e6378e71
    • MD5 SHA1 SHA512 SSDEEP
    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Writes to the Master Boot Record (MBR)

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

    • Target
      Ransomware/InfinityCrypt.exe
    • Size 211KB
    • SHA256 f5d002bfe80b48386a6c99c41528931b7f5df736cd34094463c3f85dde0180bf
    • MD5 SHA1 SHA512 SSDEEP
    • InfinityLock Ransomware

      Also known as InfinityCrypt. Based on the open-source HiddenTear ransomware.

    • Target
      Ransomware/Krotten.exe
    • Size 53KB
    • SHA256 e79f164ccc75a5d5c032b4c5a96d6ad7604faffb28afe77bc29b9173fa3543e4
    • MD5 SHA1 SHA512 SSDEEP
    Score
    8/10
    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Adds Run key to start application

    • Modifies WinLogon

    • Target
      Ransomware/Locky.AZ.exe
    • Size 181KB
    • SHA256 2e4319ff62c03a539b2b2f71768a0cfc0adcaedbcca69dbf235081fe2816248b
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      Ransomware/NoMoreRansom.exe
    • Size 1.4MB
    • SHA256 2aab13d49b60001de3aa47fb8f7251a973faa7f3c53a3840cdf5fd0b26e9a09f
    • MD5 SHA1 SHA512 SSDEEP
    • Troldesh, Shade, Encoder.858

      Troldesh is a ransomware spread by malspam.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Adds Run key to start application

    • Target
      Ransomware/NotPetya.exe
    • Size 390KB
    • SHA256 63545fa195488ff51955f09833332b9660d18f8afb16bdf579134661962e548a
    • MD5 SHA1 SHA512 SSDEEP
    • Mimikatz

      mimikatz is an open source tool to dump credentials on Windows.

    • mimikatz is an open source tool to dump credentials on Windows

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Writes to the Master Boot Record (MBR)

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

    • Target
      Ransomware/PetrWrap
    • Size 473KB
    • SHA256 e079fa28ea51fa98644164caf585ae3231d25372fccca1245902fb57488d4660
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Ransomware/Petya.A.exe
    • Size 225KB
    • SHA256 26b4699a7b9eeb16e76305d843d4ab05e94d43f3201436927e13b3ebafa90739
    • MD5 SHA1 SHA512 SSDEEP
    Score
    6/10
    • Writes to the Master Boot Record (MBR)

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

    • Target
      Ransomware/PolyRansom.exe
    • Size 220KB
    • SHA256 1898f2cae1e3824cb0f7fd5368171a33aba179e63501e480b4da9ea05ebf0423
    • MD5 SHA1 SHA512 SSDEEP
    • Modifies visibility of file extensions in Explorer

    • UAC bypass

    • Renames multiple (76) files with added filename extension

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Drops file in System32 directory

    • Target
      Ransomware/PowerPoint.exe
    • Size 136KB
    • SHA256 9c3f8df80193c085912c9950c58051ae77c321975784cc069ceacd4f57d5861d
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10
    • Executes dropped EXE

    • Writes to the Master Boot Record (MBR)

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

    • Target
      Ransomware/RedBoot.exe
    • Size 1.2MB
    • SHA256 1001a8c7f33185217e6e1bdbb8dba9780d475da944684fb4bf1fc04809525887
    • MD5 SHA1 SHA512 SSDEEP
    • Renames multiple (149) files with added filename extension

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

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Writes to the Master Boot Record (MBR)

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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Target
      Ransomware/RedEye.exe
    • Size 10.6MB
    • SHA256 9ac9f207060c28972ede6284137698ce0769e3695c7ad98ab320605d23362305
    • MD5 SHA1 SHA512 SSDEEP
    • Modifies Windows Defender Real-time Protection settings

    • UAC bypass

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Disables use of System Restore points

    • Modifies Windows Firewall

    • Sets file execution options in registry

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Sets desktop wallpaper using registry

    • Target
      Ransomware/Rensenware.exe
    • Size 96KB
    • SHA256 7bf5623f0a10dfa148a35bebd899b7758612f1693d2a9910f716cf15a921a76a
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10
    • Reads user/profile data of web browsers

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

    • Target
      Ransomware/Rokku.exe
    • Size 666KB
    • SHA256 438888ef36bad1079af79daf152db443b4472c5715a7b3da0ba24cc757c53499
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Renames multiple (63) files with added filename extension

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Target
      Ransomware/Satana.exe
    • Size 49KB
    • SHA256 683a09da219918258c58a7f61f7dc4161a3a7a377cf82a31b840baabfb9a4a96
    • MD5 SHA1 SHA512 SSDEEP
    Score
    5/10
    • Suspicious use of SetThreadContext

    • Target
      Ransomware/Seftad.exe
    • Size 48KB
    • SHA256 2ebe23ba9897d9c127b9c0a737ba63af8d0bcd76ec866610cc0b5de2f62b87bd
    • MD5 SHA1 SHA512 SSDEEP
    Score
    6/10
    • Writes to the Master Boot Record (MBR)

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

    • Target
      Ransomware/SporaRansomware.exe
    • Size 24KB
    • SHA256 7ad9ed23a91643b517e82ad5740d24eca16bcae21cfe1c0da78ee80e0d1d3f02
    • MD5 SHA1 SHA512 SSDEEP
    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies boot configuration data using bcdedit

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Reads user/profile data of web browsers

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

    • Target
      Ransomware/UIWIX.exe
    • Size 211KB
    • SHA256 146581f0b3fbe00026ee3ebe68797b0e57f39d1d8aecc99fdc3290e9cfadc4fc
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10

MITRE ATT&CK Enterprise v15

Tasks

static1

upx
Score
7/10

behavioral1

evasionransomware
Score
8/10

behavioral2

evasionpersistencetrojan
Score
10/10

behavioral3

evasionpersistenceransomwaretrojan
Score
10/10

behavioral4

badrabbitmimikatzransomware
Score
10/10

behavioral5

persistenceupx
Score
10/10

behavioral6

evasion
Score
8/10

behavioral7

dharmapersistenceransomwarespywarestealer
Score
10/10

behavioral8

cryptolockerpersistenceransomware
Score
10/10

behavioral9

persistence
Score
7/10

behavioral10

Score
7/10

behavioral11

evasionpersistence
Score
9/10

behavioral12

fantomevasionransomware
Score
10/10

behavioral13

Score
7/10

behavioral14

metasploitbackdoorbootkitpersistencetrojan
Score
10/10

behavioral15

metasploitbackdoorbootkitpersistencetrojan
Score
10/10

behavioral16

infinitylockransomware
Score
10/10

behavioral17

evasionpersistence
Score
8/10

behavioral18

Score
3/10

behavioral19

troldeshpersistenceransomwaretrojanupx
Score
10/10

behavioral20

mimikatzbootkitpersistencespywarestealer
Score
10/10

behavioral21

Score
1/10

behavioral22

bootkitpersistence
Score
6/10

behavioral23

evasionpersistenceransomwarespywarestealertrojan
Score
10/10

behavioral24

bootkitpersistence
Score
7/10

behavioral25

bootkitpersistenceransomwareupx
Score
9/10

behavioral26

evasionpersistenceransomwaretrojan
Score
10/10

behavioral27

spywarestealer
Score
7/10

behavioral28

ransomwareupx
Score
10/10

behavioral29

Score
5/10

behavioral30

bootkitpersistence
Score
6/10

behavioral31

evasionransomwarespywarestealer
Score
10/10

behavioral32

Score
1/10