lockbit | 34ae59b7acc09c2e82625640cae82c5158b649db1418ddbaa24138b51f1722c5

Analysis

max time kernel
119s
max time network
128s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
27-01-2024 16:14

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General

Target

LockBit-Black-Builder-main/LockBit30/Build/LB3_ReflectiveDll_DllMain.dll
Size

106KB
MD5

2ecc319574b76994e76c4f971c820362
SHA1

8f3d04cab7c6be2220860ec391d75ba2f8f17b33
SHA256

123797c18b044fb5aeba5dcccaf9ef1df0b7553413e9433876f1f94b8cd0584f
SHA512

39c63668d424ff9efa625a82312edf5a30f7ca3edd896bd6ef1857ced02e5462cf191af54b6e55388b844fa5e50f77e3a6ce5b5983f61eb57a45c4b2fbb3567e
SSDEEP

1536:LzICS4A30TY1kUS/U2ztdS1I6DdL9Ta16CX4VtgYfC3zHZbhuMGCS:0J0TYyUS/U2RgGWL9+joVtHfilfd

Score

10^/10

lockbit ransomware spyware stealer

Malware Config

Extracted

Path

C:\Users\ZImkTWSLZ.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: 21EFEFD3564BFFCF581B88227ECFCE0B >>>> 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 (356) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Deletes itself 1 IoCs

pid	Process
2524	95CA.tmp

Executes dropped EXE 1 IoCs

pid	Process
2524	95CA.tmp

Loads dropped DLL 1 IoCs

pid	Process
2192	rundll32.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2524	95CA.tmp

Modifies registry class 5 IoCs

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

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2192	rundll32.exe
2192	rundll32.exe
2192	rundll32.exe
2192	rundll32.exe
2192	rundll32.exe
2192	rundll32.exe
2192	rundll32.exe
2192	rundll32.exe
2192	rundll32.exe
2192	rundll32.exe
2192	rundll32.exe
2192	rundll32.exe

Suspicious behavior: RenamesItself 26 IoCs

pid	Process
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp
2524	95CA.tmp

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeAssignPrimaryTokenPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeDebugPrivilege	2192	rundll32.exe
Token: 36	2192	rundll32.exe
Token: SeImpersonatePrivilege	2192	rundll32.exe
Token: SeIncBasePriorityPrivilege	2192	rundll32.exe
Token: SeIncreaseQuotaPrivilege	2192	rundll32.exe
Token: 33	2192	rundll32.exe
Token: SeManageVolumePrivilege	2192	rundll32.exe
Token: SeProfSingleProcessPrivilege	2192	rundll32.exe
Token: SeRestorePrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeSystemProfilePrivilege	2192	rundll32.exe
Token: SeTakeOwnershipPrivilege	2192	rundll32.exe
Token: SeShutdownPrivilege	2192	rundll32.exe
Token: SeDebugPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeBackupPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe
Token: SeSecurityPrivilege	2192	rundll32.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2188 wrote to memory of 2192	2188	rundll32.exe	20
PID 2188 wrote to memory of 2192	2188	rundll32.exe	20
PID 2188 wrote to memory of 2192	2188	rundll32.exe	20
PID 2188 wrote to memory of 2192	2188	rundll32.exe	20
PID 2188 wrote to memory of 2192	2188	rundll32.exe	20
PID 2188 wrote to memory of 2192	2188	rundll32.exe	20
PID 2188 wrote to memory of 2192	2188	rundll32.exe	20
PID 2192 wrote to memory of 2524	2192	rundll32.exe	31
PID 2192 wrote to memory of 2524	2192	rundll32.exe	31
PID 2192 wrote to memory of 2524	2192	rundll32.exe	31
PID 2192 wrote to memory of 2524	2192	rundll32.exe	31
PID 2192 wrote to memory of 2524	2192	rundll32.exe	31
PID 2524 wrote to memory of 304	2524	95CA.tmp	32
PID 2524 wrote to memory of 304	2524	95CA.tmp	32
PID 2524 wrote to memory of 304	2524	95CA.tmp	32
PID 2524 wrote to memory of 304	2524	95CA.tmp	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\LockBit-Black-Builder-main\LockBit30\Build\LB3_ReflectiveDll_DllMain.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2188
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\LockBit-Black-Builder-main\LockBit30\Build\LB3_ReflectiveDll_DllMain.dll,#1
  2⤵
  - Loads dropped DLL
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2192
- - C:\ProgramData\95CA.tmp
    "C:\ProgramData\95CA.tmp"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious behavior: RenamesItself
    - Suspicious use of WriteProcessMemory
    PID:2524
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\95CA.tmp >> NUL
      4⤵
      PID:304

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\LockBit-Black-Builder-main\LockBit30\Build\DDDDDDDDDDDDDDDDDDDDDDDDDDDDD

Filesize
106KB

MD5
7a1cf106b1f1f03be63bb688971b0d55

SHA1
0c86a8d961553a7395416d20168b478870fd778f

SHA256
fb5bed481088aa33b846a775ed8ba8755d2247a63d5fc4fd87db5223433c8fe6

SHA512
d7426bf3e34fa273fbf030957c33186c72be62cb74e5f9e5527132929c4a084ddf7cb032c2e03b8240359c0dc9ac0e8cf46c63e55a87155519bd8733d13b6287

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

Filesize
6KB

MD5
3c81a648848dfd43e71e41148888aed8

SHA1
1830cdad57b8ef24bdcae117ce16d82e4375e335

SHA256
c1edced7e51d7289f4e526348dd421c7d4c0fbf0857aaa64ede4764c8374eb83

SHA512
72db2856af875505f29ebe6a2abf657a728daf942a79363cf3f50b2fc60855623ae26f3a549b4d4b9d32f2a3735a82f8d854d90cf303edd91762b196a1d71dd9

Download Submit
\ProgramData\95CA.tmp

Filesize
14KB

MD5
294e9f64cb1642dd89229fff0592856b

SHA1
97b148c27f3da29ba7b18d6aee8a0db9102f47c9

SHA256
917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

SHA512
b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

Download Submit
memory/2192-0-0x0000000000A40000-0x0000000000A80000-memory.dmp

Filesize
256KB

Download
memory/2192-793-0x0000000002330000-0x0000000002370000-memory.dmp

Filesize
256KB

Download
memory/2192-794-0x0000000002330000-0x0000000002370000-memory.dmp

Filesize
256KB

Download
memory/2192-803-0x0000000000A40000-0x0000000000A80000-memory.dmp

Filesize
256KB

Download
memory/2192-805-0x0000000002330000-0x0000000002370000-memory.dmp

Filesize
256KB

Download
memory/2524-802-0x000000007EFA0000-0x000000007EFA1000-memory.dmp

Filesize
4KB

Download
memory/2524-804-0x0000000002360000-0x00000000023A0000-memory.dmp

Filesize
256KB

Download
memory/2524-806-0x0000000002360000-0x00000000023A0000-memory.dmp

Filesize
256KB

Download
memory/2524-835-0x0000000002360000-0x00000000023A0000-memory.dmp

Filesize
256KB

Download