Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
17-01-2025 08:20
Behavioral task
behavioral1
Sample
LB3.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
LB3.exe
Resource
win10v2004-20241007-en
General
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Target
LB3.exe
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Size
153KB
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MD5
68113e278e0a5dce97f0f4476fb869f2
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SHA1
f61827624bb4a84c11f8b2b1cb6c2f1b4e196b46
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SHA256
6cf0cfd51b09634194d679fb2c3d8706548e02125346be33ac62deb68f6f0190
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SHA512
b1e7c34ef6528e39bc17c3cf0dc7d568a51454238db8b31119ef271d6ece1ff57720d103640f8197a7aa0fa5906823ca576b5d31e8b9a0c92c07183b61f80894
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SSDEEP
3072:vqJogYkcSNm9V7DYlzukbrnfQdbHu2mT:vq2kc4m9tDYlzuAwbHu2
Malware Config
Extracted
C:\6ZHghI9GZ.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
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Lockbit
Ransomware family with multiple variants released since late 2019.
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Lockbit family
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Renames multiple (619) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation BB13.tmp -
Deletes itself 1 IoCs
pid Process 3796 BB13.tmp -
Executes dropped EXE 1 IoCs
pid Process 3796 BB13.tmp -
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-1-5-21-2045521122-590294423-3465680274-1000\desktop.ini LB3.exe File opened for modification F:\$RECYCLE.BIN\S-1-5-21-2045521122-590294423-3465680274-1000\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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Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\system32\spool\PRINTERS\00002.SPL splwow64.exe File created C:\Windows\system32\spool\PRINTERS\PP3q2r3v0mz93jrt_obvty6tafe.TMP printfilterpipelinesvc.exe File created C:\Windows\system32\spool\PRINTERS\PPjfe6g1_inxnmee47279hjbo5d.TMP printfilterpipelinesvc.exe File created C:\Windows\system32\spool\PRINTERS\PP11_0vza9uw94llbsdiml8jorc.TMP printfilterpipelinesvc.exe -
Sets desktop wallpaper using registry 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\6ZHghI9GZ.bmp" LB3.exe Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\6ZHghI9GZ.bmp" LB3.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 3796 BB13.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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language LB3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language BB13.tmp -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 ONENOTE.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz ONENOTE.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ONENOTE.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS ONENOTE.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily ONENOTE.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU ONENOTE.EXE -
Modifies Control Panel 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\Desktop LB3.exe Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\Desktop\WallpaperStyle = "10" LB3.exe -
Modifies registry class 5 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.6ZHghI9GZ\ = "6ZHghI9GZ" LB3.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\6ZHghI9GZ\DefaultIcon LB3.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\6ZHghI9GZ LB3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\6ZHghI9GZ\DefaultIcon\ = "C:\\ProgramData\\6ZHghI9GZ.ico" LB3.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.6ZHghI9GZ LB3.exe -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 368 ONENOTE.EXE 368 ONENOTE.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe 1688 LB3.exe -
Suspicious behavior: RenamesItself 26 IoCs
pid Process 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp 3796 BB13.tmp -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeAssignPrimaryTokenPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeDebugPrivilege 1688 LB3.exe Token: 36 1688 LB3.exe Token: SeImpersonatePrivilege 1688 LB3.exe Token: SeIncBasePriorityPrivilege 1688 LB3.exe Token: SeIncreaseQuotaPrivilege 1688 LB3.exe Token: 33 1688 LB3.exe Token: SeManageVolumePrivilege 1688 LB3.exe Token: SeProfSingleProcessPrivilege 1688 LB3.exe Token: SeRestorePrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeSystemProfilePrivilege 1688 LB3.exe Token: SeTakeOwnershipPrivilege 1688 LB3.exe Token: SeShutdownPrivilege 1688 LB3.exe Token: SeDebugPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeBackupPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe Token: SeSecurityPrivilege 1688 LB3.exe -
Suspicious use of SetWindowsHookEx 14 IoCs
pid Process 368 ONENOTE.EXE 368 ONENOTE.EXE 368 ONENOTE.EXE 368 ONENOTE.EXE 368 ONENOTE.EXE 368 ONENOTE.EXE 368 ONENOTE.EXE 368 ONENOTE.EXE 368 ONENOTE.EXE 368 ONENOTE.EXE 368 ONENOTE.EXE 368 ONENOTE.EXE 368 ONENOTE.EXE 368 ONENOTE.EXE -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1688 wrote to memory of 4912 1688 LB3.exe 85 PID 1688 wrote to memory of 4912 1688 LB3.exe 85 PID 4028 wrote to memory of 368 4028 printfilterpipelinesvc.exe 93 PID 4028 wrote to memory of 368 4028 printfilterpipelinesvc.exe 93 PID 1688 wrote to memory of 3796 1688 LB3.exe 94 PID 1688 wrote to memory of 3796 1688 LB3.exe 94 PID 1688 wrote to memory of 3796 1688 LB3.exe 94 PID 1688 wrote to memory of 3796 1688 LB3.exe 94 PID 3796 wrote to memory of 1580 3796 BB13.tmp 96 PID 3796 wrote to memory of 1580 3796 BB13.tmp 96 PID 3796 wrote to memory of 1580 3796 BB13.tmp 96
Processes
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C:\Users\Admin\AppData\Local\Temp\LB3.exe"C:\Users\Admin\AppData\Local\Temp\LB3.exe"1⤵
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- System Location Discovery: System Language Discovery
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1688 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵
- Drops file in System32 directory
PID:4912
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C:\ProgramData\BB13.tmp"C:\ProgramData\BB13.tmp"2⤵
- Checks computer location settings
- Deletes itself
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3796 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\BB13.tmp >> NUL3⤵
- System Location Discovery: System Language Discovery
PID:1580
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:5036
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C:\Windows\system32\printfilterpipelinesvc.exeC:\Windows\system32\printfilterpipelinesvc.exe -Embedding1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4028 -
C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE/insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{6405A9F9-5863-4964-9746-EC8D2F309B4B}.xps" 1338157567048400002⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:368
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
129B
MD515f470c25e0d54ca3122d266e893f79e
SHA1a6009bf9e6fba0c0e5ff23b19fa97963a057e60c
SHA256df7a6e37f6a799b10fffcbe2ef003564169c346c54901c69870aba48737f2a06
SHA5121b030e78a863500e646e3aa58c023e52d48ae5a7e0206bf66bac796c10b6097efdf17207a65dae8ffce6ea81558de2a9aadfe343964fa6511a68229b78855060
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Filesize
6KB
MD5dd746ace17e44ace00885b91400f11d5
SHA14a0302d2dca400598f396e4230fdae71779cbeaa
SHA256b27c3c8a30faf7c76483b7e5d964ae85046a9713caa46508ee7a1e31b7dc6272
SHA5128ac26aa7262fdf1afdc74e604720a79ebde076c75f460d7d5f57ff4d81dedb1ad471eb114ddd428c1934029746f5c222339090680bc77a6ea09ce329e1da3ef1
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
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Filesize
153KB
MD510e66a78895a3c2d10a0504d3cb4e164
SHA140070569f8c0b63a4b52e8b46e740d0c9723f9fd
SHA25605bed42433a145b7a88ae21e973aedb2c045fa2feb52463f1a31d5fca6e12d32
SHA512a91270ac2ba09646101dd0f514a4c507270b26235df1fd5489292c188c7c9699f43f0a63d90c33e896c7293773d6ad5f0afa0eb966393a3312e9d1176e5dec95
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Filesize
4KB
MD5a51637ee28e203cd3b990028f934fc2a
SHA16098bfa1b36d97bd90699b9abe54291aa548a3d2
SHA256da549255fdf51b52c6c23d3f9a0b6f7f230950eaff1562a4b97fadeec0845072
SHA5128d1012add3611d3ed3e50f19476e1426f05427cb056d433c7131ee959ed51a58c071e823ce4a258890c3aace88cfdb8be8a6d7141c63f3ec777b9a4279ae5087
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Filesize
129B
MD532b2f5709133f59ebc220ea6aa4859e2
SHA186e187d8dd8845b0292b3c272b666f31ae6cf1ec
SHA25640d233f4fe2393675d24415a669c03693cb95afa221fff2b60f87a1c16ad6c63
SHA512c71f07696399bbbed1086e0d051da69e6a8ecce630184d52eac320020bc4cbfb9ed97c692196fe61fcc7eb55581f54a60911ccbc9570161dedda9fc939da830f