Analysis
- max time kernel
146s - max time network
126s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
01/03/2024, 07:34
General
- Target 2024-03-01_b18ef613e0198de9f6e8e22a4cfcae4f_darkside.exe
- Size 153KB
- Sample240301-jeg1csec8s
- SHA256 025598db733a9d573d0dd62ad9b190ae676ad1a40f105641fd9a183c105ed4b4
Malware Config
Extracted
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C:\TnnBxpJxN.README.txt
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lockbit
- ~~~ LockBit 3.0 the world's fastest ransomware since 2019~~~ >>>> Your data are stolen and encrypted The data will be published on TOR website if you do not pay the ransom Links for Tor Browser: http://lockbitapt2yfbt7lchxejug47kmqvqqxvvjpqkmevv4l3azl3gy6pyd.onion http://lockbitapt5x4zkjbcqmz6frdhecqqgadevyiwqxukksspnlidyvd7qd.onion http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion http://lockbitapt34kvrip6xojylohhxrwsvpzdffgs5z4pbbsywnzsbdguqd.onion http://lockbitaptc2iq4atewz2ise62q63wfktyrl4qtwuk5qax262kgtzjqd.onion http://lockbitaptjpikdqjynvgozhgc6bgetgucdk5xjacozeaawihmoio6yd.onion http://lockbitaptq7ephv2oigdncfhtwhpqgwmqojnxqdyhprxxfpcllqdxad.onion http://lockbitaptstzf3er2lz6ku3xuifafq2yh5lmiqj5ncur6rtlmkteiqd.onion http://lockbitaptoofrpignlz6dt2wqqc5z3a4evjevoa3eqdfcntxad5lmyd.onion Links for the normal browser http://lockbitapt.uz http://lockbitapt2yfbt7lchxejug47kmqvqqxvvjpqkmevv4l3azl3gy6pyd.onion.ly http://lockbitapt5x4zkjbcqmz6frdhecqqgadevyiwqxukksspnlidyvd7qd.onion.ly http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion.ly http://lockbitapt34kvrip6xojylohhxrwsvpzdffgs5z4pbbsywnzsbdguqd.onion.ly http://lockbitaptc2iq4atewz2ise62q63wfktyrl4qtwuk5qax262kgtzjqd.onion.ly http://lockbitaptjpikdqjynvgozhgc6bgetgucdk5xjacozeaawihmoio6yd.onion.ly http://lockbitaptq7ephv2oigdncfhtwhpqgwmqojnxqdyhprxxfpcllqdxad.onion.ly http://lockbitaptstzf3er2lz6ku3xuifafq2yh5lmiqj5ncur6rtlmkteiqd.onion.ly http://lockbitaptoofrpignlz6dt2wqqc5z3a4evjevoa3eqdfcntxad5lmyd.onion.ly >>>> What guarantees that we will not deceive you? We are not a politically motivated group and we do not need anything other than your money. If you pay, we will provide you the programs for decryption and we will delete your data. Life is too short to be sad. Be not sad, money, it is only paper. If we do not give you decrypters, or we do not delete your data after payment, then nobody will pay us in the future. Therefore to us our reputation is very important. We attack the companies worldwide and there is no dissatisfied victim after payment. You can obtain information about us on twitter https://twitter.com/hashtag/lockbit?f=live >>>> You need contact us and decrypt one file for free on these TOR sites with your personal DECRYPTION ID Download and install TOR Browser https://www.torproject.org/ Write to a chat and wait for the answer, we will always answer you. Sometimes you will need to wait for our answer because we attack many companies. Links for Tor Browser: http://lockbitsupt7nr3fa6e7xyb73lk6bw6rcneqhoyblniiabj4uwvzapqd.onion http://lockbitsupuhswh4izvoucoxsbnotkmgq6durg7kficg6u33zfvq3oyd.onion http://lockbitsupn2h6be2cnqpvncyhj4rgmnwn44633hnzzmtxdvjoqlp7yd.onion Link for the normal browser http://lockbitsupp.uz If you do not get an answer in the chat room for a long time, the site does not work and in any other emergency, you can contact us in jabber or tox. Tox ID LockBitSupp: 3085B89A0C515D2FB124D645906F5D3DA5CB97CEBEA975959AE4F95302A04E1D709C3C4AE9B7 XMPP (Jabber) Support: [email protected] [email protected] >>>> Your personal DECRYPTION ID: B7568014A48684D6D525F3F3722638C4 >>>> Warning! Do not DELETE or MODIFY any files, it can lead to recovery problems! >>>> Warning! If you do not pay the ransom we will attack your company repeatedly again! >>>> Advertisement Would you like to earn millions of dollars $$$ ? Our company acquire access to networks of various companies, as well as insider information that can help you steal the most valuable data of any company. You can provide us accounting data for the access to any company, for example, login and password to RDP, VPN, corporate email, etc. Open our letter at your email. Launch the provided virus on any computer in your company. You can do it both using your work computer or the computer of any other employee in order to divert suspicion of being in collusion with us. Companies pay us the foreclosure for the decryption of files and prevention of data leak. You can contact us using Tox messenger without registration and SMS https://tox.chat/download.html. Using Tox messenger, we will never know your real name, it means your privacy is guaranteed. If you want to contact us, write in jabber or tox. Tox ID LockBitSupp: 3085B89A0C515D2FB124D645906F5D3DA5CB97CEBEA975959AE4F95302A04E1D709C3C4AE9B7 XMPP (Jabber) Support: [email protected] [email protected] If this contact is expired, and we do not respond you, look for the relevant contact data on our website via Tor or Brave browser Links for Tor Browser: http://lockbitapt2yfbt7lchxejug47kmqvqqxvvjpqkmevv4l3azl3gy6pyd.onion http://lockbitapt5x4zkjbcqmz6frdhecqqgadevyiwqxukksspnlidyvd7qd.onion http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion http://lockbitapt34kvrip6xojylohhxrwsvpzdffgs5z4pbbsywnzsbdguqd.onion http://lockbitaptc2iq4atewz2ise62q63wfktyrl4qtwuk5qax262kgtzjqd.onion http://lockbitaptjpikdqjynvgozhgc6bgetgucdk5xjacozeaawihmoio6yd.onion http://lockbitaptq7ephv2oigdncfhtwhpqgwmqojnxqdyhprxxfpcllqdxad.onion http://lockbitaptstzf3er2lz6ku3xuifafq2yh5lmiqj5ncur6rtlmkteiqd.onion http://lockbitaptoofrpignlz6dt2wqqc5z3a4evjevoa3eqdfcntxad5lmyd.onion Links for the normal browser http://lockbitapt.uz http://lockbitapt2yfbt7lchxejug47kmqvqqxvvjpqkmevv4l3azl3gy6pyd.onion.ly http://lockbitapt5x4zkjbcqmz6frdhecqqgadevyiwqxukksspnlidyvd7qd.onion.ly http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion.ly http://lockbitapt34kvrip6xojylohhxrwsvpzdffgs5z4pbbsywnzsbdguqd.onion.ly http://lockbitaptc2iq4atewz2ise62q63wfktyrl4qtwuk5qax262kgtzjqd.onion.ly http://lockbitaptjpikdqjynvgozhgc6bgetgucdk5xjacozeaawihmoio6yd.onion.ly http://lockbitaptq7ephv2oigdncfhtwhpqgwmqojnxqdyhprxxfpcllqdxad.onion.ly http://lockbitaptstzf3er2lz6ku3xuifafq2yh5lmiqj5ncur6rtlmkteiqd.onion.ly http://lockbitaptoofrpignlz6dt2wqqc5z3a4evjevoa3eqdfcntxad5lmyd.onion.ly
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http://lockbitapt2yfbt7lchxejug47kmqvqqxvvjpqkmevv4l3azl3gy6pyd.onion
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http://lockbitapt5x4zkjbcqmz6frdhecqqgadevyiwqxukksspnlidyvd7qd.onion
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http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion
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http://lockbitapt34kvrip6xojylohhxrwsvpzdffgs5z4pbbsywnzsbdguqd.onion
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http://lockbitaptc2iq4atewz2ise62q63wfktyrl4qtwuk5qax262kgtzjqd.onion
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http://lockbitaptjpikdqjynvgozhgc6bgetgucdk5xjacozeaawihmoio6yd.onion
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http://lockbitaptq7ephv2oigdncfhtwhpqgwmqojnxqdyhprxxfpcllqdxad.onion
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http://lockbitaptstzf3er2lz6ku3xuifafq2yh5lmiqj5ncur6rtlmkteiqd.onion
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http://lockbitaptoofrpignlz6dt2wqqc5z3a4evjevoa3eqdfcntxad5lmyd.onion
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http://lockbitapt.uz
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http://lockbitapt2yfbt7lchxejug47kmqvqqxvvjpqkmevv4l3azl3gy6pyd.onion.ly
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http://lockbitapt5x4zkjbcqmz6frdhecqqgadevyiwqxukksspnlidyvd7qd.onion.ly
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http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion.ly
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http://lockbitapt34kvrip6xojylohhxrwsvpzdffgs5z4pbbsywnzsbdguqd.onion.ly
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http://lockbitaptc2iq4atewz2ise62q63wfktyrl4qtwuk5qax262kgtzjqd.onion.ly
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http://lockbitaptjpikdqjynvgozhgc6bgetgucdk5xjacozeaawihmoio6yd.onion.ly
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http://lockbitaptq7ephv2oigdncfhtwhpqgwmqojnxqdyhprxxfpcllqdxad.onion.ly
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http://lockbitaptstzf3er2lz6ku3xuifafq2yh5lmiqj5ncur6rtlmkteiqd.onion.ly
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http://lockbitaptoofrpignlz6dt2wqqc5z3a4evjevoa3eqdfcntxad5lmyd.onion.ly
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https://twitter.com/hashtag/lockbit?f=live
Signatures
- Lockbit
Ransomware family with multiple variants released since late 2019.
- Renames multiple (595) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Deletes itself 1 IoCs
- Executes dropped EXE 1 IoCs
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Drops desktop.ini file(s) 2 IoCs
- Drops file in System32 directory 4 IoCs
- Sets desktop wallpaper using registry 2 TTPs 2 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 3 IoCs
- Modifies Control Panel 2 IoCs
- Modifies registry class 5 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: RenamesItself 26 IoCs
- Suspicious use of AdjustPrivilegeToken 64 IoCs
- Suspicious use of SetWindowsHookEx 13 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-03-01_b18ef613e0198de9f6e8e22a4cfcae4f_darkside.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-01_b18ef613e0198de9f6e8e22a4cfcae4f_darkside.exe"1⤵
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵
- Drops file in System32 directory
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C:\ProgramData\6EC8.tmp"C:\ProgramData\6EC8.tmp"2⤵
- Checks computer location settings
- Deletes itself
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\6EC8.tmp >> NUL3⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵
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C:\Windows\system32\printfilterpipelinesvc.exeC:\Windows\system32\printfilterpipelinesvc.exe -Embedding1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
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C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE/insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{D3B7F5CA-7054-4685-8BA3-3B9D2A723AE8}.xps" 1335375209733000002⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
EEEEEEEEEEE
6EC8.tmp
TnnBxpJxN.README.txt
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
{E72FA514-C374-4E04-939A-DFAB002CF636}
Open Notebook.onetoc2
DDDDDDDDDDD
memory/912-2814-0x000000007FE20000-0x000000007FE21000-memory.dmp
memory/912-2815-0x000000007FDC0000-0x000000007FDC1000-memory.dmp
memory/912-2813-0x0000000002500000-0x0000000002510000-memory.dmp
memory/912-2812-0x0000000002500000-0x0000000002510000-memory.dmp
memory/912-2811-0x000000007FE40000-0x000000007FE41000-memory.dmp
memory/1608-2810-0x00007FFFC2330000-0x00007FFFC2525000-memory.dmp
memory/1608-2819-0x00007FFFC2330000-0x00007FFFC2525000-memory.dmp
memory/1608-2808-0x00007FFFC2330000-0x00007FFFC2525000-memory.dmp
memory/1608-2809-0x00007FFF823B0000-0x00007FFF823C0000-memory.dmp
memory/1608-2806-0x00007FFFC2330000-0x00007FFFC2525000-memory.dmp
memory/1608-2783-0x00007FFF823B0000-0x00007FFF823C0000-memory.dmp
memory/1608-2846-0x00007FFFC2330000-0x00007FFFC2525000-memory.dmp
memory/1608-2805-0x00007FFF823B0000-0x00007FFF823C0000-memory.dmp
memory/1608-2804-0x00007FFFC2330000-0x00007FFFC2525000-memory.dmp
memory/1608-2774-0x00007FFF823B0000-0x00007FFF823C0000-memory.dmp
memory/1608-2816-0x00007FFFC2330000-0x00007FFFC2525000-memory.dmp
memory/1608-2817-0x00007FFFC2330000-0x00007FFFC2525000-memory.dmp
memory/1608-2818-0x00007FFF80160000-0x00007FFF80170000-memory.dmp
memory/1608-2807-0x00007FFF823B0000-0x00007FFF823C0000-memory.dmp
memory/1608-2820-0x00007FFFC2330000-0x00007FFFC2525000-memory.dmp
memory/1608-2821-0x00007FFFC2330000-0x00007FFFC2525000-memory.dmp
memory/1608-2822-0x00007FFF80160000-0x00007FFF80170000-memory.dmp
memory/1608-2823-0x00007FFFC2330000-0x00007FFFC2525000-memory.dmp
memory/1608-2824-0x00007FFFC2330000-0x00007FFFC2525000-memory.dmp
memory/1608-2825-0x00007FFFC2330000-0x00007FFFC2525000-memory.dmp
memory/1608-2826-0x00007FFFC2330000-0x00007FFFC2525000-memory.dmp
memory/1608-2845-0x00007FFFC2330000-0x00007FFFC2525000-memory.dmp
memory/4296-1-0x0000000003260000-0x0000000003270000-memory.dmp
memory/4296-2-0x0000000003260000-0x0000000003270000-memory.dmp
memory/4296-0-0x0000000003260000-0x0000000003270000-memory.dmp