Overview
overview
10Static
static
10LockBit-Bl...B3.exe
windows7-x64
10LockBit-Bl...B3.exe
windows10-2004-x64
10LockBit-Bl...or.exe
windows7-x64
7LockBit-Bl...or.exe
windows10-2004-x64
7LockBit-Bl...ss.exe
windows7-x64
10LockBit-Bl...ss.exe
windows10-2004-x64
10LockBit-Bl...er.exe
windows7-x64
1LockBit-Bl...er.exe
windows10-2004-x64
3LockBit-Bl...en.exe
windows7-x64
1LockBit-Bl...en.exe
windows10-2004-x64
3LockBit-Bl...B3.exe
windows7-x64
10LockBit-Bl...B3.exe
windows10-2004-x64
10LockBit-Bl...or.exe
windows7-x64
7LockBit-Bl...or.exe
windows10-2004-x64
7LockBit-Bl...ss.exe
windows7-x64
10LockBit-Bl...ss.exe
windows10-2004-x64
10LockBit-Bl...er.exe
windows7-x64
1LockBit-Bl...er.exe
windows10-2004-x64
3LockBit-Bl...en.exe
windows7-x64
1LockBit-Bl...en.exe
windows10-2004-x64
3Analysis
-
max time kernel
120s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
26-11-2024 18:04
Behavioral task
behavioral1
Sample
LockBit-Black-Builder-main/LockBit30/Build/LB3.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
LockBit-Black-Builder-main/LockBit30/Build/LB3.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
LockBit-Black-Builder-main/LockBit30/Build/LB3Decryptor.exe
Resource
win7-20241010-en
Behavioral task
behavioral4
Sample
LockBit-Black-Builder-main/LockBit30/Build/LB3Decryptor.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
LockBit-Black-Builder-main/LockBit30/Build/LB3_pass.exe
Resource
win7-20241010-en
Behavioral task
behavioral6
Sample
LockBit-Black-Builder-main/LockBit30/Build/LB3_pass.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
LockBit-Black-Builder-main/LockBit30/builder.exe
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
LockBit-Black-Builder-main/LockBit30/builder.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
LockBit-Black-Builder-main/LockBit30/keygen.exe
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
LockBit-Black-Builder-main/LockBit30/keygen.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
LockBit-Black-Builder-main/LockBit3Builder/Build/LB3.exe
Resource
win7-20241023-en
Behavioral task
behavioral12
Sample
LockBit-Black-Builder-main/LockBit3Builder/Build/LB3.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
LockBit-Black-Builder-main/LockBit3Builder/Build/LB3Decryptor.exe
Resource
win7-20241010-en
Behavioral task
behavioral14
Sample
LockBit-Black-Builder-main/LockBit3Builder/Build/LB3Decryptor.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
LockBit-Black-Builder-main/LockBit3Builder/Build/LB3_pass.exe
Resource
win7-20240903-en
Behavioral task
behavioral16
Sample
LockBit-Black-Builder-main/LockBit3Builder/Build/LB3_pass.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
LockBit-Black-Builder-main/LockBit3Builder/builder.exe
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
LockBit-Black-Builder-main/LockBit3Builder/builder.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
LockBit-Black-Builder-main/LockBit3Builder/keygen.exe
Resource
win7-20240903-en
Behavioral task
behavioral20
Sample
LockBit-Black-Builder-main/LockBit3Builder/keygen.exe
Resource
win10v2004-20241007-en
General
-
Target
LockBit-Black-Builder-main/LockBit3Builder/Build/LB3.exe
-
Size
153KB
-
MD5
a77aa09d078b9380029e6100edbe2c83
-
SHA1
6fbb43a72056d7432434e123e77234cafafdf6ea
-
SHA256
4af96f0de6c0c89158c41974b4323869343e169b1f2a95a7960646d6b0edc3ea
-
SHA512
596c290ac55641df4220e8821bc51cc24f08552cca8e36c37c6ce641e8e3b8e9fa4ff56d0497e64e6bca92ca4bef07fca8ce3442297d2c17b829e7281a239153
-
SSDEEP
3072:96glyuxE4GsUPnliByocWepfd1D5nZ42zYWkD:96gDBGpvEByocWeFzE+rk
Malware Config
Extracted
C:\HHuYRxB06.README.txt
lockbit
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
http://lockbitsupt7nr3fa6e7xyb73lk6bw6rcneqhoyblniiabj4uwvzapqd.onion
http://lockbitsupuhswh4izvoucoxsbnotkmgq6durg7kficg6u33zfvq3oyd.onion
http://lockbitsupn2h6be2cnqpvncyhj4rgmnwn44633hnzzmtxdvjoqlp7yd.onion
http://lockbitsupp.uz
https://tox.chat/download.html
Signatures
-
Lockbit
Ransomware family with multiple variants released since late 2019.
-
Lockbit family
-
Renames multiple (358) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Deletes itself 1 IoCs
pid Process 1308 D77B.tmp -
Executes dropped EXE 1 IoCs
pid Process 1308 D77B.tmp -
Loads dropped DLL 1 IoCs
pid Process 1972 LB3.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Drops desktop.ini file(s) 2 IoCs
description ioc Process File opened for modification C:\$Recycle.Bin\S-1-5-21-1163522206-1469769407-485553996-1000\desktop.ini LB3.exe File opened for modification F:\$RECYCLE.BIN\S-1-5-21-1163522206-1469769407-485553996-1000\desktop.ini LB3.exe -
Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
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Sets desktop wallpaper using registry 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\HHuYRxB06.bmp" LB3.exe Set value (str) \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\HHuYRxB06.bmp" LB3.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
pid Process 1972 LB3.exe 1972 LB3.exe 1972 LB3.exe 1972 LB3.exe 1308 D77B.tmp -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language LB3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language D77B.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Modifies Control Panel 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Control Panel\Desktop LB3.exe Set value (str) \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Control Panel\Desktop\WallpaperStyle = "10" LB3.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\HHuYRxB06 LB3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\HHuYRxB06\DefaultIcon\ = "C:\\ProgramData\\HHuYRxB06.ico" LB3.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.HHuYRxB06 LB3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.HHuYRxB06\ = "HHuYRxB06" LB3.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\HHuYRxB06\DefaultIcon LB3.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1972 LB3.exe 1972 LB3.exe 1972 LB3.exe 1972 LB3.exe 1972 LB3.exe 1972 LB3.exe 1972 LB3.exe 1972 LB3.exe 1972 LB3.exe 1972 LB3.exe 1972 LB3.exe 1972 LB3.exe 1972 LB3.exe 1972 LB3.exe -
Suspicious behavior: RenamesItself 26 IoCs
pid Process 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp 1308 D77B.tmp -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeAssignPrimaryTokenPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeDebugPrivilege 1972 LB3.exe Token: 36 1972 LB3.exe Token: SeImpersonatePrivilege 1972 LB3.exe Token: SeIncBasePriorityPrivilege 1972 LB3.exe Token: SeIncreaseQuotaPrivilege 1972 LB3.exe Token: 33 1972 LB3.exe Token: SeManageVolumePrivilege 1972 LB3.exe Token: SeProfSingleProcessPrivilege 1972 LB3.exe Token: SeRestorePrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeSystemProfilePrivilege 1972 LB3.exe Token: SeTakeOwnershipPrivilege 1972 LB3.exe Token: SeShutdownPrivilege 1972 LB3.exe Token: SeDebugPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeBackupPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe Token: SeSecurityPrivilege 1972 LB3.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1972 wrote to memory of 1308 1972 LB3.exe 33 PID 1972 wrote to memory of 1308 1972 LB3.exe 33 PID 1972 wrote to memory of 1308 1972 LB3.exe 33 PID 1972 wrote to memory of 1308 1972 LB3.exe 33 PID 1972 wrote to memory of 1308 1972 LB3.exe 33 PID 1308 wrote to memory of 2404 1308 D77B.tmp 34 PID 1308 wrote to memory of 2404 1308 D77B.tmp 34 PID 1308 wrote to memory of 2404 1308 D77B.tmp 34 PID 1308 wrote to memory of 2404 1308 D77B.tmp 34
Processes
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C:\Users\Admin\AppData\Local\Temp\LockBit-Black-Builder-main\LockBit3Builder\Build\LB3.exe"C:\Users\Admin\AppData\Local\Temp\LockBit-Black-Builder-main\LockBit3Builder\Build\LB3.exe"1⤵
- Loads dropped DLL
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1972 -
C:\ProgramData\D77B.tmp"C:\ProgramData\D77B.tmp"2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1308 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\D77B.tmp >> NUL3⤵
- System Location Discovery: System Language Discovery
PID:2404
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x14c1⤵PID:2764
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
129B
MD504f628eee85cc0c10931243d7fa9f956
SHA10c21e6ae6f1c7e051864eb3f181b3d113e838aa8
SHA25674436b820296c09cdfa83eef740e6495039588c01832d47ae136cfc178c6518d
SHA5124352008ff101fe30d3297e0e5747a24d8426a4a8f5d16295cd21ce0463297739defe56ad0914226a1b71044ada7b1ea5330f88f2d42fe6c116d7a729f481295d
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Filesize
6KB
MD5dfa750e4b87581175759b15574a033de
SHA10736dc774a1a93fc52d17955a080633c8b214577
SHA2565db35568702b34111f390463740726af9a71fd624c1f3dedfa9ca54fa54ea8fd
SHA5123a47be694b21f191717ca0bc705c1d5b12c795de46a99c5c7c6ffce85d64451d22db623f00091ae4ed9231ebbdd8bbaa49a5b86528cfd90eda0756c09d437011
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Filesize
153KB
MD508f5f12a9409ed3e58030fafcb7556bb
SHA1fbaeb416d8bdc5342f8090ddc24d54ecbc4a46fd
SHA256bb3092bff6d36d25e695ff5781d47719bfbfaf6c6562be703b72c144db0be786
SHA512b8440a921f5340ccb458544ff021626da42c7bd2c4c65b08a9f003340b232c50bf41bea29eb7352264bd83eb83d0ebaa4c6890dfb15db5b719c9166dd5d1b2a8
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Filesize
129B
MD5bb46472d20ceb59233d38e05d92ea00c
SHA1267655591f04566b062162e3b216262982efae14
SHA2564d505ae74c033cc1256fc2ae84feb5db192f195dada75d2b233c63046a474e4f
SHA51297270f570042b3803eab0668d3193de49b064e4ca146e675f3520565e446218c18a60dbfa1d2249314019429e4658287e2d3ae682eefba758be055d4bc1fabe8
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf