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
143s
max time network
172s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-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

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: 25516ED9EB2BDF2DBE04CCB36C171E6D >>>> 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 (117) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	8807.tmp

Deletes itself 1 IoCs

pid	Process
4544	8807.tmp

Executes dropped EXE 1 IoCs

pid	Process
4544	8807.tmp

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
4544	8807.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

description	ioc	Process
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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.wkyNXZoXP\ = "wkyNXZoXP"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4352	rundll32.exe
4352	rundll32.exe
4352	rundll32.exe
4352	rundll32.exe
4352	rundll32.exe
4352	rundll32.exe
4352	rundll32.exe
4352	rundll32.exe
4352	rundll32.exe
4352	rundll32.exe

Suspicious behavior: RenamesItself 26 IoCs

pid	Process
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp
4544	8807.tmp

Suspicious use of AdjustPrivilegeToken 63 IoCs

description	pid	Process
Token: SeAssignPrimaryTokenPrivilege	4352	rundll32.exe
Token: SeBackupPrivilege	4352	rundll32.exe
Token: SeDebugPrivilege	4352	rundll32.exe
Token: 36	4352	rundll32.exe
Token: SeImpersonatePrivilege	4352	rundll32.exe
Token: SeIncBasePriorityPrivilege	4352	rundll32.exe
Token: SeIncreaseQuotaPrivilege	4352	rundll32.exe
Token: 33	4352	rundll32.exe
Token: SeManageVolumePrivilege	4352	rundll32.exe
Token: SeProfSingleProcessPrivilege	4352	rundll32.exe
Token: SeRestorePrivilege	4352	rundll32.exe
Token: SeSecurityPrivilege	4352	rundll32.exe
Token: SeSystemProfilePrivilege	4352	rundll32.exe
Token: SeTakeOwnershipPrivilege	4352	rundll32.exe
Token: SeShutdownPrivilege	4352	rundll32.exe
Token: SeDebugPrivilege	4352	rundll32.exe
Token: SeBackupPrivilege	4352	rundll32.exe
Token: SeBackupPrivilege	4352	rundll32.exe
Token: SeSecurityPrivilege	4352	rundll32.exe
Token: SeSecurityPrivilege	4352	rundll32.exe
Token: SeBackupPrivilege	4352	rundll32.exe
Token: SeBackupPrivilege	4352	rundll32.exe
Token: SeSecurityPrivilege	4352	rundll32.exe
Token: SeSecurityPrivilege	4352	rundll32.exe
Token: SeBackupPrivilege	4352	rundll32.exe
Token: SeBackupPrivilege	4352	rundll32.exe
Token: SeSecurityPrivilege	4352	rundll32.exe
Token: SeAssignPrimaryTokenPrivilege	4352	rundll32.exe
Token: SeBackupPrivilege	4352	rundll32.exe
Token: SeDebugPrivilege	4352	rundll32.exe
Token: 36	4352	rundll32.exe
Token: SeImpersonatePrivilege	4352	rundll32.exe
Token: SeIncBasePriorityPrivilege	4352	rundll32.exe
Token: SeIncreaseQuotaPrivilege	4352	rundll32.exe
Token: 33	4352	rundll32.exe
Token: SeManageVolumePrivilege	4352	rundll32.exe
Token: SeProfSingleProcessPrivilege	4352	rundll32.exe
Token: SeRestorePrivilege	4352	rundll32.exe
Token: SeSecurityPrivilege	4352	rundll32.exe
Token: SeSystemProfilePrivilege	4352	rundll32.exe
Token: SeTakeOwnershipPrivilege	4352	rundll32.exe
Token: SeShutdownPrivilege	4352	rundll32.exe
Token: SeSecurityPrivilege	4352	rundll32.exe
Token: SeBackupPrivilege	4352	rundll32.exe
Token: SeBackupPrivilege	4352	rundll32.exe
Token: SeSecurityPrivilege	4352	rundll32.exe
Token: SeSecurityPrivilege	4352	rundll32.exe
Token: SeBackupPrivilege	4352	rundll32.exe
Token: SeBackupPrivilege	4352	rundll32.exe
Token: SeSecurityPrivilege	4352	rundll32.exe
Token: SeSecurityPrivilege	4352	rundll32.exe
Token: SeBackupPrivilege	4352	rundll32.exe
Token: SeBackupPrivilege	4352	rundll32.exe
Token: SeSecurityPrivilege	4352	rundll32.exe
Token: SeBackupPrivilege	4544	8807.tmp
Token: SeRestorePrivilege	4544	8807.tmp
Token: SeIncBasePriorityPrivilege	4544	8807.tmp
Token: 33	4544	8807.tmp
Token: SeManageVolumePrivilege	4544	8807.tmp
Token: SeSecurityPrivilege	4544	8807.tmp
Token: SeShutdownPrivilege	4544	8807.tmp
Token: SeSystemProfilePrivilege	4544	8807.tmp
Token: SeTakeOwnershipPrivilege	4544	8807.tmp

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1080 wrote to memory of 4352	1080	rundll32.exe	94
PID 1080 wrote to memory of 4352	1080	rundll32.exe	94
PID 1080 wrote to memory of 4352	1080	rundll32.exe	94
PID 4352 wrote to memory of 4544	4352	rundll32.exe	102
PID 4352 wrote to memory of 4544	4352	rundll32.exe	102
PID 4352 wrote to memory of 4544	4352	rundll32.exe	102
PID 4352 wrote to memory of 4544	4352	rundll32.exe	102
PID 4544 wrote to memory of 5660	4544	8807.tmp	104
PID 4544 wrote to memory of 5660	4544	8807.tmp	104
PID 4544 wrote to memory of 5660	4544	8807.tmp	104

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\10306702a13bfd1d9c8208394eaf42eddcbe49a03f039f7715ad31579db2b6dd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1080
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\10306702a13bfd1d9c8208394eaf42eddcbe49a03f039f7715ad31579db2b6dd.dll,#1
  2⤵
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4352
- - C:\ProgramData\8807.tmp
    "C:\ProgramData\8807.tmp"
    3⤵
    - Checks computer location settings
    - Deletes itself
    - Executes dropped EXE
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious behavior: RenamesItself
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4544
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\8807.tmp >> NUL
      4⤵
      PID:5660

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4240 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:8
1⤵
PID:5380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\8807.tmp

Filesize
14KB

MD5
294e9f64cb1642dd89229fff0592856b

SHA1
97b148c27f3da29ba7b18d6aee8a0db9102f47c9

SHA256
917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

SHA512
b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

Download Submit
C:\Users\Admin\AppData\Local\Temp\DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD

Filesize
103KB

MD5
87b65b0c9d2ec83cc96ad194d42ccc72

SHA1
a59639aefcc1dbcbe109c8ba5cd9c526e6ddb3fd

SHA256
d9d537c747f529f29034ec8fbb4c23a26ff5069ba67477015368971d102e0510

SHA512
be01bb13d70f73cbe62c966c543729d31aff67eba218cefee69343374614260f1a56dfa9d7ab36fcc13d551f3654beaf75d6a65ffc3d4a624102c96a899c777c

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

Filesize
3KB

MD5
c993b7b8db0d7004e8a8e99ba4ea79ed

SHA1
4804d868fd55e570b5aed325acec00c5e8d9d832

SHA256
e9f551776a8774332848a55c27fafa698ab3efea90f991785597c24f3acbf0fa

SHA512
ee9580c5b306031f81b1e9cc7a8f954cbbc7f114bc8072dc33e5610695428795e9fbc502932e2e68c6fccee362a9e91c5a3ef65bc3e240adb4bdd11dab354070

Download Submit
memory/4352-181-0x0000000002EC0000-0x0000000002ED0000-memory.dmp

Filesize
64KB

Download
memory/4352-10-0x0000000003150000-0x0000000003160000-memory.dmp

Filesize
64KB

Download
memory/4352-12-0x0000000003150000-0x0000000003160000-memory.dmp

Filesize
64KB

Download
memory/4352-2-0x0000000002EC0000-0x0000000002ED0000-memory.dmp

Filesize
64KB

Download
memory/4352-0-0x0000000002EC0000-0x0000000002ED0000-memory.dmp

Filesize
64KB

Download
memory/4352-1-0x0000000002EC0000-0x0000000002ED0000-memory.dmp

Filesize
64KB

Download
memory/4544-176-0x000000007FE40000-0x000000007FE41000-memory.dmp

Filesize
4KB

Download
memory/4544-177-0x0000000000590000-0x00000000005A0000-memory.dmp

Filesize
64KB

Download
memory/4544-178-0x0000000000590000-0x00000000005A0000-memory.dmp

Filesize
64KB

Download
memory/4544-179-0x000000007FE20000-0x000000007FE21000-memory.dmp

Filesize
4KB

Download
memory/4544-180-0x000000007FDC0000-0x000000007FDC1000-memory.dmp

Filesize
4KB

Download
memory/4544-210-0x000000007FDE0000-0x000000007FDE1000-memory.dmp

Filesize
4KB

Download
memory/4544-211-0x000000007FE00000-0x000000007FE01000-memory.dmp

Filesize
4KB

Download