lockbit | b094665ec4cdca6d8e9b9f63d8d71b1b9263eda12f1fdd1d8aa820dbf4c231f6

Analysis

max time kernel
118s
max time network
138s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17-03-2024 02:47

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General

Target

Build/LB3_ReflectiveDll_DllMain.dll
Size

107KB
MD5

660679f8d44100cd240add9862598d66
SHA1

afca2fd0af09265e099e8cf5b898ea45f01f288a
SHA256

6667b29705a3c882d536589dc9d7193725ecdbc42c8bb0cc60f3c9d6d0240275
SHA512

d347ed75a08678af1eb449230f437d6f0fb3da6f98a6f7d36eaf73c7cd1399ec9712b940b370a92fa9b8d6a2ece5c607e86ecbfa12cc6cda3df85d66475091dd
SSDEEP

3072:n9bfmBYtGb2kZlBmLmmnFPNeSDkDqS4AJ:n9ptGakZlsLXFISDzAJ

Score

10^/10

lockbit ransomware

Malware Config

Extracted

Path

C:\Users\HHuYRxB06.README.txt

Family

lockbit

Ransom Note

~~~ 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: 21BAF8E63EE715F802BCD74A8A232C0D >>>> 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

Emails

[email protected]

URLs

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

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

https://twitter.com/hashtag/lockbit?f=live

Signatures

Lockbit
Ransomware family with multiple variants released since late 2019.
ransomware lockbit
Renames multiple (147) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware
Deletes itself 1 IoCs

Processes:

CD7C.tmp

pid process

2468 CD7C.tmp
Executes dropped EXE 1 IoCs

Processes:

CD7C.tmp

pid process

2468 CD7C.tmp
Loads dropped DLL 1 IoCs

Processes:

rundll32.exe

pid process

2152 rundll32.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 8 IoCs

Processes:

rundll32.exeCD7C.tmp

pid process

2152 rundll32.exe
2152 rundll32.exe
2152 rundll32.exe
2152 rundll32.exe
2152 rundll32.exe
2152 rundll32.exe
2152 rundll32.exe
2468 CD7C.tmp
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 5 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.HHuYRxB06	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.HHuYRxB06\ = "HHuYRxB06"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\HHuYRxB06\DefaultIcon	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\HHuYRxB06	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\HHuYRxB06\DefaultIcon\ = "C:\\ProgramData\\HHuYRxB06.ico"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

rundll32.exe

pid	process
2152	rundll32.exe
2152	rundll32.exe
2152	rundll32.exe
2152	rundll32.exe
2152	rundll32.exe
2152	rundll32.exe
2152	rundll32.exe
2152	rundll32.exe
2152	rundll32.exe
2152	rundll32.exe

Suspicious behavior: RenamesItself 26 IoCs

Processes:

CD7C.tmp

pid	process
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp
2468	CD7C.tmp

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

rundll32.exe

description	pid	process
Token: SeAssignPrimaryTokenPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeDebugPrivilege	2152	rundll32.exe
Token: 36	2152	rundll32.exe
Token: SeImpersonatePrivilege	2152	rundll32.exe
Token: SeIncBasePriorityPrivilege	2152	rundll32.exe
Token: SeIncreaseQuotaPrivilege	2152	rundll32.exe
Token: 33	2152	rundll32.exe
Token: SeManageVolumePrivilege	2152	rundll32.exe
Token: SeProfSingleProcessPrivilege	2152	rundll32.exe
Token: SeRestorePrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeSystemProfilePrivilege	2152	rundll32.exe
Token: SeTakeOwnershipPrivilege	2152	rundll32.exe
Token: SeShutdownPrivilege	2152	rundll32.exe
Token: SeDebugPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeBackupPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe
Token: SeSecurityPrivilege	2152	rundll32.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

rundll32.exerundll32.exeCD7C.tmp

description	pid	process	target process
PID 2016 wrote to memory of 2152	2016	rundll32.exe	rundll32.exe
PID 2016 wrote to memory of 2152	2016	rundll32.exe	rundll32.exe
PID 2016 wrote to memory of 2152	2016	rundll32.exe	rundll32.exe
PID 2016 wrote to memory of 2152	2016	rundll32.exe	rundll32.exe
PID 2016 wrote to memory of 2152	2016	rundll32.exe	rundll32.exe
PID 2016 wrote to memory of 2152	2016	rundll32.exe	rundll32.exe
PID 2016 wrote to memory of 2152	2016	rundll32.exe	rundll32.exe
PID 2152 wrote to memory of 2468	2152	rundll32.exe	CD7C.tmp
PID 2152 wrote to memory of 2468	2152	rundll32.exe	CD7C.tmp
PID 2152 wrote to memory of 2468	2152	rundll32.exe	CD7C.tmp
PID 2152 wrote to memory of 2468	2152	rundll32.exe	CD7C.tmp
PID 2152 wrote to memory of 2468	2152	rundll32.exe	CD7C.tmp
PID 2468 wrote to memory of 1524	2468	CD7C.tmp	cmd.exe
PID 2468 wrote to memory of 1524	2468	CD7C.tmp	cmd.exe
PID 2468 wrote to memory of 1524	2468	CD7C.tmp	cmd.exe
PID 2468 wrote to memory of 1524	2468	CD7C.tmp	cmd.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Build\LB3_ReflectiveDll_DllMain.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2016

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Build\LB3_ReflectiveDll_DllMain.dll,#1
2⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2152

C:\ProgramData\CD7C.tmp
"C:\ProgramData\CD7C.tmp"
3⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2468

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\CD7C.tmp >> NUL
4⤵
PID:1524

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Build\DDDDDDDDDDDDDDDDDDDDDDDDDDDDD

Filesize
107KB

MD5
c514b5ae917312e04881d2636db74c27

SHA1
32a0f6a0513a55059b1b566121a59a9466432343

SHA256
3b0dc1ccfe15a03a766eb5a9023d1187786f1186eee3ccd04db8c73686eca182

SHA512
cb559b14423b906ccbb687e4c08f6d3cd55aa46383b939317de15e0715bdd5f36cb5182941fff813a4a06729e500c4626a35cedbcc38e9e0d7257f831fa2df65

Download Submit
C:\Users\HHuYRxB06.README.txt

Filesize
6KB

MD5
76a7493fdb53f4db8373310771d5afbd

SHA1
e3483f37c808b45675e20aec555223a836ad62fe

SHA256
049cca8a82a241468423fbb1a6309bb7cf45e38979a24bc1bf5b183d63911251

SHA512
5accd1072f06f9cd66fcc0dcd0145c161342055984c7154298546dd6517bf04c9a0dbbf5dbeed30ceaeb75573df9a5f95b68ce13f78c4f850162f99225ca2d78

Download Submit
\ProgramData\CD7C.tmp

Filesize
14KB

MD5
294e9f64cb1642dd89229fff0592856b

SHA1
97b148c27f3da29ba7b18d6aee8a0db9102f47c9

SHA256
917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

SHA512
b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

Download Submit
memory/2152-0-0x00000000002D0000-0x0000000000310000-memory.dmp

Filesize
256KB

Download
memory/2152-193-0x0000000003D70000-0x0000000003DB0000-memory.dmp

Filesize
256KB

Download
memory/2152-192-0x00000000002D0000-0x0000000000310000-memory.dmp

Filesize
256KB

Download
memory/2152-172-0x0000000003D70000-0x0000000003DB0000-memory.dmp

Filesize
256KB

Download
memory/2468-194-0x0000000002060000-0x00000000020A0000-memory.dmp

Filesize
256KB

Download
memory/2468-191-0x000000007EFA0000-0x000000007EFA1000-memory.dmp

Filesize
4KB

Download
memory/2468-224-0x000000007EF20000-0x000000007EF21000-memory.dmp

Filesize
4KB

Download
memory/2468-195-0x000000007EF80000-0x000000007EF81000-memory.dmp

Filesize
4KB

Download
memory/2468-225-0x000000007EF40000-0x000000007EF41000-memory.dmp

Filesize
4KB

Download
memory/2468-226-0x000000007EF60000-0x000000007EF61000-memory.dmp

Filesize
4KB

Download