Analysis
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max time kernel
117s -
max time network
118s -
platform
windows10_x64 -
resource
win10 -
submitted
01-08-2020 02:10
General
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Target
birch_ragnarlocker.exe
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Size
49KB
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MD5
3dabfb99101821ae0e89389a9c9d28a5
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SHA1
72b19c503a642770945355ea0dce96bf9d735f81
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SHA256
1602d04000a8c7221ed0d97d79f3157303e209d4640d31b8566dd52c2b09d033
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SHA512
131487a835f81a774b43155364a683b054b342c5176fe19264a4f9a510c6571532b1cb081011a09f733dee836192240cd36b419979832a601001b14ccbc5ff18
Score
10/10
Malware Config
Extracted
Path
C:\Users\Public\Documents\RGNR_2D08E9B5.txt
Family
ragnarlocker
Ransom Note
*****************************************************************************************************************
HELLO Birch.com,Cbeyond !
If you reading this message, then your network was PENETRATED and all of your files and data has been ENCRYPTED
Although your security measures already been BREACHED and your files were LOCKED, we was able to make a PENETRATION
of your network AGAIN!
by RAGNAR_LOCKER !
*****************************************************************************************************************
Your systems are very far from perfectly secured, so even after the first penetration you didn't fix and close vulnerabilities and we again have access to your network,
it would be a big amazement in the news that you allowed second leakage!
!!!!! WARNING !!!!!
DO NOT Modify, rename, copy or move any files or you can DAMAGE them and decryption will be impossible.
DO NOT use any third party or public decryption software, it also may damage files.
DO NOT Shutdown or reset your system
-------------------------------------
There is ONLY ONE possible way to get back your files - contact us and pay for our special decryption key !
For your GUARANTEE we will decrypt 2 of your files FOR FREE, as a proof of our capabilities
Don't waste your TIME, the link for contacting us will be deleted if there is no contact made in closest future and you will never restore your DATA.
HOWEVER if you will contact us within 2 day since get penetrated - you can get a very SPECIAL PRICE.
WARNING !
We has downloaded a lot of your private Data, including your biling info, business licenses, credit info, finance reports, business audit, Banking information and many other interesting things!
Also we have an personal correspondence and information about your clients and partners and even about your staff, there are some screenshots just as a proofs.
https://prnt.sc/sfle2v
http://prnt.sc/sflk1s
http://prnt.sc/sflkc8
http://prnt.sc/sflkn2
Whole data gathered from your SECRET files and directories could be published for everyone's view and your partners, clients and investors would be notified about leak.
However if we make a deal everything would be kept in secret and all your data will be restored.
You can find post already published regarding LEAKS from your company and it would be updated about the SECOND LEAK in less than one MONTH !
Use Tor Browser to open the link: http://p6o7m73ujalhgkiv.onion/2020/03/18/leaks-from-communicate-giant/
==============================================================================================================
! HERE IS THE SIMPLE MANUAL HOW TO GET CONTACT WITH US VIA LIVE CHAT !
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
a) Download and install TOR browser from this site : https://torproject.org
b) For contact us via LIVE CHAT open our website : http://rgngerzxui2kizq6h5ekefneizmn54n4bcjjthyvdir22orayuya5zad.onion/client/?6C3B93D0480953d13302f18DD4a6C0C4e59cDae6D4f88Ed5c98cE8fCD0F9D6cE
c) For visit our NEWS PORTAL with your data, open this website : http://p6o7m73ujalhgkiv.onion/2020/03/18/leaks-from-communicate-giant/
d) If Tor is restricted in your area, use VPN
When you open LIVE CHAT website follow rules :
Follow the instructions on the website.
At the top you will find CHAT tab.
Send your message there and wait for response (we are not online 24/7, So you have to wait for your turn).
?���|
***********************************************************************************
---RAGNAR SECRET---
NkMzQjkzRDA0ODA5NTNkMTMzMDJmMThERDRhNkMwQzRlNTljRGFlNkQ0Zjg4RWQ1Yzk4Y0U4ZkNEMEY5RDZjRQ==
---RAGNAR SECRET---
***********************************************************************************
URLs
https://prnt.sc/sfle2v
http://prnt.sc/sflk1s
http://prnt.sc/sflkc8
http://prnt.sc/sflkn2
http://p6o7m73ujalhgkiv.onion/2020/03/18/leaks-from-communicate-giant/
http://rgngerzxui2kizq6h5ekefneizmn54n4bcjjthyvdir22orayuya5zad.onion/client/?6C3B93D0480953d13302f18DD4a6C0C4e59cDae6D4f88Ed5c98cE8fCD0F9D6cE
Signatures
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Suspicious use of AdjustPrivilegeToken 45 IoCs
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Modifies extensions of user files 5 IoCs
Ransomware generally changes the extension on encrypted files.
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Drops file in Program Files directory 19485 IoCs
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Opens file in notepad (likely ransom note) 1 IoCs
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies service 2 TTPs 5 IoCs
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Suspicious use of WriteProcessMemory 7 IoCs
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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.
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Drops desktop.ini file(s) 1 IoCs
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RagnarLocker
Ransomware first seen at the end of 2019, which has been used in targetted attacks against multiple companies.
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Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
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Drops startup file 1 IoCs
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Suspicious behavior: EnumeratesProcesses 100 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\birch_ragnarlocker.exe"C:\Users\Admin\AppData\Local\Temp\birch_ragnarlocker.exe"1⤵
- Modifies extensions of user files
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
- Writes to the Master Boot Record (MBR)
- Drops desktop.ini file(s)
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\System32\Wbem\wmic.exewmic.exe shadowcopy delete2⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SYSTEM32\vssadmin.exevssadmin delete shadows /all /quiet2⤵
- Interacts with shadow copies
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C:\Windows\SysWOW64\notepad.exeC:\Users\Public\Documents\RGNR_2D08E9B5.txt2⤵
- Opens file in notepad (likely ransom note)
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
- Modifies service
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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