Analysis
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max time kernel
73s -
max time network
35s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
25-11-2024 22:58
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
e8de6e89b6873af7c092625699496f7e
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SHA1
49b2bdb8971dde420427f4953bc56450faabfeb3
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SHA256
7600b5b49f4ea98e6faa89ca9f4efe73830b2d664909cac0090edda23c22fe76
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SHA512
c7650f49039bd6bcb79a0d36244e665624edb1e80bb32f17419479ff9d425cdceccb85774d157647c9465fdc5ddcc6f71cb3998643f9d17a949668b1ac948bcd
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SSDEEP
3072:QqJogYkcSNm9V7DpIcm8mdTN3rLoMBFYm6edO3PsT1T:Qq2kc4m9tDpE8mdxXoMBWLe43P
Malware Config
Extracted
C:\9F8AlutYU.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 (377) 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 1296 9463.tmp -
Executes dropped EXE 1 IoCs
pid Process 1296 9463.tmp -
Loads dropped DLL 1 IoCs
pid Process 2768 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-1-5-21-3692679935-4019334568-335155002-1000\desktop.ini LB3.exe File opened for modification F:\$RECYCLE.BIN\S-1-5-21-3692679935-4019334568-335155002-1000\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-1-5-21-3692679935-4019334568-335155002-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\9F8AlutYU.bmp" LB3.exe Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\9F8AlutYU.bmp" LB3.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 1296 9463.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 9463.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language LB3.exe -
Modifies Control Panel 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Control Panel\Desktop LB3.exe Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Control Panel\Desktop\WallpaperStyle = "10" LB3.exe -
Modifies registry class 5 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\9F8AlutYU\DefaultIcon\ = "C:\\ProgramData\\9F8AlutYU.ico" LB3.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.9F8AlutYU LB3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.9F8AlutYU\ = "9F8AlutYU" LB3.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\9F8AlutYU\DefaultIcon LB3.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\9F8AlutYU LB3.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2768 LB3.exe 2768 LB3.exe 2768 LB3.exe 2768 LB3.exe 2768 LB3.exe 2768 LB3.exe 2768 LB3.exe 2768 LB3.exe 2768 LB3.exe 2768 LB3.exe 2768 LB3.exe 2768 LB3.exe 2768 LB3.exe 2768 LB3.exe -
Suspicious behavior: RenamesItself 26 IoCs
pid Process 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp 1296 9463.tmp -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeAssignPrimaryTokenPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeDebugPrivilege 2768 LB3.exe Token: 36 2768 LB3.exe Token: SeImpersonatePrivilege 2768 LB3.exe Token: SeIncBasePriorityPrivilege 2768 LB3.exe Token: SeIncreaseQuotaPrivilege 2768 LB3.exe Token: 33 2768 LB3.exe Token: SeManageVolumePrivilege 2768 LB3.exe Token: SeProfSingleProcessPrivilege 2768 LB3.exe Token: SeRestorePrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeSystemProfilePrivilege 2768 LB3.exe Token: SeTakeOwnershipPrivilege 2768 LB3.exe Token: SeShutdownPrivilege 2768 LB3.exe Token: SeDebugPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeBackupPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe Token: SeSecurityPrivilege 2768 LB3.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2768 wrote to memory of 1296 2768 LB3.exe 32 PID 2768 wrote to memory of 1296 2768 LB3.exe 32 PID 2768 wrote to memory of 1296 2768 LB3.exe 32 PID 2768 wrote to memory of 1296 2768 LB3.exe 32 PID 2768 wrote to memory of 1296 2768 LB3.exe 32 PID 1296 wrote to memory of 752 1296 9463.tmp 33 PID 1296 wrote to memory of 752 1296 9463.tmp 33 PID 1296 wrote to memory of 752 1296 9463.tmp 33 PID 1296 wrote to memory of 752 1296 9463.tmp 33
Processes
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C:\Users\Admin\AppData\Local\Temp\LB3.exe"C:\Users\Admin\AppData\Local\Temp\LB3.exe"1⤵
- Loads dropped DLL
- 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:2768 -
C:\ProgramData\9463.tmp"C:\ProgramData\9463.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:1296 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\9463.tmp >> NUL3⤵
- System Location Discovery: System Language Discovery
PID:752
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x1541⤵PID:2308
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
129B
MD55d4d034d863ebabf6e2cbdc3c02e926b
SHA11623cd0e0c707e2ce3ab769148da372d7838d41e
SHA256ace185d1d5ce9a36ed1fa5cae84459d994fad9bfaab1fe1d616e8e459f2f8d02
SHA512623ca9ca6ff2c8ef12d5f423b44669faa5be7df1eae90276a0a2fbb7352f1a9b93eda3570510254dfe2faa69fceb8242ca4b05e31a908f5d3c4c472e64ac5ea4
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Filesize
6KB
MD5dd746ace17e44ace00885b91400f11d5
SHA14a0302d2dca400598f396e4230fdae71779cbeaa
SHA256b27c3c8a30faf7c76483b7e5d964ae85046a9713caa46508ee7a1e31b7dc6272
SHA5128ac26aa7262fdf1afdc74e604720a79ebde076c75f460d7d5f57ff4d81dedb1ad471eb114ddd428c1934029746f5c222339090680bc77a6ea09ce329e1da3ef1
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Filesize
153KB
MD5600ac90945d14b8a3fbdb48acaea4bd5
SHA18e06ce1d645ebc7337bf78c6349f4ba648964c4e
SHA2569e1a33cddc63be010eb4c58297a267ec48752b9b6824bafb0f5fcd15eb0a08a3
SHA512e296b1e21758fc98ddc67c9090ce4a0745f1bbe3e50d45f9dfbde429238f8554cfee575127aae5509c3c8026edded93a8dda44592756ad79ce3a0de336fba34f
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Filesize
129B
MD54ec61462f261def45eabf81d8dcdc078
SHA16405868d8949be6b06fbc6b8da69159793356bad
SHA256b120eddfe95d4e8a39d688e96889aa8491d88756c6344e7ea658a75a00998b55
SHA51238c5a33e25f6d3f062521761c01ce2c67b7198522d29adaffa2b6cc936a89821d9a05d15ce5e34c80b9d662361df37d1e720f840302a0b90e192bbca8031a4c2
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf