lockbit | b7147a76c6695b750a84de55d4569f71f694b33aeefeef5daa09318ebabd9a24

Resubmissions

20-03-2024 09:55

240320-lxzn8sdh94 10

20-03-2024 09:53

240320-lwzb3sef3x 10

18-03-2024 09:01

240318-ky38dadf6s 10

Analysis

max time kernel
123s
max time network
129s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
18-03-2024 09:01

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General

Target

10306702a13bfd1d9c8208394eaf42eddcbe49a03f039f7715ad31579db2b6dd.dll
Size

103KB
MD5

e9f6513c37debcce50e9633aefa757c0
SHA1

e7623d6cb0cf234b9f3e3f8b14f63e2077441a0f
SHA256

10306702a13bfd1d9c8208394eaf42eddcbe49a03f039f7715ad31579db2b6dd
SHA512

de6d502b6bb6d6b46d5b0170db2e3f22f376f5370b6fe6793efbe3ea2207e65033d0b3e0b195b90833ec305bd0decffb6264f2dc973160dbdc330646af242d74
SSDEEP

1536:QzICS4A30TY1kUS/U2ztdS1I6DdL9Ta1lx1411ey2NzPBmdy6h+/:vJ0TYyUS/U2RgGWL9+zx1c1eXNNmdA/

Score

10^/10

lockbit ransomware spyware stealer

Malware Config

Extracted

Path

C:\Users\wkyNXZoXP.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 Links for the normal browser http://lockbitapt.uz >>>> 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: 25516ED9EB2BDF2DFC8594424636D747 >>>> 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

Emails

[email protected]

URLs

http://lockbitapt2yfbt7lchxejug47kmqvqqxvvjpqkmevv4l3azl3gy6pyd.onion

http://lockbitapt.uz

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

http://lockbitsupt7nr3fa6e7xyb73lk6bw6rcneqhoyblniiabj4uwvzapqd.onion

http://lockbitsupuhswh4izvoucoxsbnotkmgq6durg7kficg6u33zfvq3oyd.onion

http://lockbitsupn2h6be2cnqpvncyhj4rgmnwn44633hnzzmtxdvjoqlp7yd.onion

http://lockbitsupp.uz

https://tox.chat/download.html

http://lockbitapt5x4zkjbcqmz6frdhecqqgadevyiwqxukksspnlidyvd7qd.onion

http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion

http://lockbitapt34kvrip6xojylohhxrwsvpzdffgs5z4pbbsywnzsbdguqd.onion

http://lockbitaptc2iq4atewz2ise62q63wfktyrl4qtwuk5qax262kgtzjqd.onion

http://lockbitaptjpikdqjynvgozhgc6bgetgucdk5xjacozeaawihmoio6yd.onion

http://lockbitaptq7ephv2oigdncfhtwhpqgwmqojnxqdyhprxxfpcllqdxad.onion

http://lockbitaptstzf3er2lz6ku3xuifafq2yh5lmiqj5ncur6rtlmkteiqd.onion

Signatures

Lockbit
Ransomware family with multiple variants released since late 2019.
ransomware lockbit
Renames multiple (424) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Deletes itself 1 IoCs

pid	Process
1704	B220.tmp

Executes dropped EXE 1 IoCs

pid	Process
1704	B220.tmp

Loads dropped DLL 1 IoCs

pid	Process
2616	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
1704	B220.tmp

Modifies registry class 5 IoCs

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

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2616	rundll32.exe
2616	rundll32.exe
2616	rundll32.exe
2616	rundll32.exe
2616	rundll32.exe
2616	rundll32.exe
2616	rundll32.exe
2616	rundll32.exe
2616	rundll32.exe
2616	rundll32.exe
2616	rundll32.exe
2616	rundll32.exe

Suspicious behavior: RenamesItself 26 IoCs

pid	Process
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp
1704	B220.tmp

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeAssignPrimaryTokenPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeDebugPrivilege	2616	rundll32.exe
Token: 36	2616	rundll32.exe
Token: SeImpersonatePrivilege	2616	rundll32.exe
Token: SeIncBasePriorityPrivilege	2616	rundll32.exe
Token: SeIncreaseQuotaPrivilege	2616	rundll32.exe
Token: 33	2616	rundll32.exe
Token: SeManageVolumePrivilege	2616	rundll32.exe
Token: SeProfSingleProcessPrivilege	2616	rundll32.exe
Token: SeRestorePrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeSystemProfilePrivilege	2616	rundll32.exe
Token: SeTakeOwnershipPrivilege	2616	rundll32.exe
Token: SeShutdownPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeDebugPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeBackupPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe
Token: SeSecurityPrivilege	2616	rundll32.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2720 wrote to memory of 2616	2720	rundll32.exe	28
PID 2720 wrote to memory of 2616	2720	rundll32.exe	28
PID 2720 wrote to memory of 2616	2720	rundll32.exe	28
PID 2720 wrote to memory of 2616	2720	rundll32.exe	28
PID 2720 wrote to memory of 2616	2720	rundll32.exe	28
PID 2720 wrote to memory of 2616	2720	rundll32.exe	28
PID 2720 wrote to memory of 2616	2720	rundll32.exe	28
PID 2616 wrote to memory of 1704	2616	rundll32.exe	31
PID 2616 wrote to memory of 1704	2616	rundll32.exe	31
PID 2616 wrote to memory of 1704	2616	rundll32.exe	31
PID 2616 wrote to memory of 1704	2616	rundll32.exe	31
PID 2616 wrote to memory of 1704	2616	rundll32.exe	31
PID 1704 wrote to memory of 1968	1704	B220.tmp	32
PID 1704 wrote to memory of 1968	1704	B220.tmp	32
PID 1704 wrote to memory of 1968	1704	B220.tmp	32
PID 1704 wrote to memory of 1968	1704	B220.tmp	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\10306702a13bfd1d9c8208394eaf42eddcbe49a03f039f7715ad31579db2b6dd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2720
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\10306702a13bfd1d9c8208394eaf42eddcbe49a03f039f7715ad31579db2b6dd.dll,#1
  2⤵
  - Loads dropped DLL
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2616
- - C:\ProgramData\B220.tmp
    "C:\ProgramData\B220.tmp"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious behavior: RenamesItself
    - Suspicious use of WriteProcessMemory
    PID:1704
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\B220.tmp >> NUL
      4⤵
      PID:1968

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\DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD

Filesize
103KB

MD5
bca4ecfb6060f0b79c70ba95e502e8f9

SHA1
b32bee782fb5e9e7bb7be19574427ff8777653f3

SHA256
6c63fc286c9d6293960057d0f2bfd182ffead79ed6fe66b0119665ec82b9857a

SHA512
43657071bf592b14c8dcdbec8629f42683351561a10c4ef58f422204a271247d13a442116345dfed93e5e72285f18adadff580b6956c58105fa68ed1e4c07a31

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

Filesize
3KB

MD5
fa121eae6d3b80eefeea9f2087bd2f2a

SHA1
cf343fcd949c2df9f339c35441c62786dca0a177

SHA256
a5956495db9e6ac54458d9eefdeabf64c21d1d1bbbfa4fdec8abfd65d6a87e2e

SHA512
7352b12c506a67681137e274eb1936c0fcc212d6792beb0002a62cddf2054675f2312133777229a7b9e3fef3e97b6a4c407a79375f8b577f0b0e71b68ca1efc3

Download Submit
\ProgramData\B220.tmp

Filesize
14KB

MD5
294e9f64cb1642dd89229fff0592856b

SHA1
97b148c27f3da29ba7b18d6aee8a0db9102f47c9

SHA256
917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

SHA512
b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

Download Submit
memory/1704-867-0x000000007EF20000-0x000000007EF21000-memory.dmp

Filesize
4KB

Download
memory/1704-863-0x000000007EFA0000-0x000000007EFA1000-memory.dmp

Filesize
4KB

Download
memory/1704-864-0x00000000004A0000-0x00000000004E0000-memory.dmp

Filesize
256KB

Download
memory/1704-865-0x00000000004A0000-0x00000000004E0000-memory.dmp

Filesize
256KB

Download
memory/1704-866-0x000000007EF80000-0x000000007EF81000-memory.dmp

Filesize
4KB

Download
memory/1704-898-0x000000007EF40000-0x000000007EF41000-memory.dmp

Filesize
4KB

Download
memory/1704-899-0x000000007EF40000-0x000000007EF41000-memory.dmp

Filesize
4KB

Download
memory/2616-855-0x00000000023B0000-0x00000000023F0000-memory.dmp

Filesize
256KB

Download
memory/2616-0-0x0000000000A90000-0x0000000000AD0000-memory.dmp

Filesize
256KB

Download
memory/2616-868-0x0000000000A90000-0x0000000000AD0000-memory.dmp

Filesize
256KB

Download
memory/2616-869-0x00000000023B0000-0x00000000023F0000-memory.dmp

Filesize
256KB

Download
memory/2616-854-0x00000000023B0000-0x00000000023F0000-memory.dmp

Filesize
256KB

Download