Analysis
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max time kernel
1s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20250410-en -
resource tags
arch:x64arch:x86image:win10v2004-20250410-enlocale:en-usos:windows10-2004-x64system -
submitted
20/04/2025, 16:31
Behavioral task
behavioral1
Sample
2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe
Resource
win10v2004-20250410-en
Behavioral task
behavioral2
Sample
2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe
Resource
win11-20250410-en
General
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Target
2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe
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Size
153KB
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MD5
04463f29330f85b617f686ca56f5d59c
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SHA1
73372115326cbe0309198207e089a93332f76f68
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SHA256
37bd15c4b02a4e8271590ca9d448e1340cbbdda44ea3f46f199bf2c047c33dff
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SHA512
75c2313576f2a970197d2d56fc64702848855f4e7bb0d42e38fd686e2530e883574a8b402deecb0ac6e1bb4349f81845f3d002e9c220da1758b31ccc18f60b64
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SSDEEP
3072:NqJogYkcSNm9V7D/8BfUWQZ6g0HQ6PKhNJhoET:Nq2kc4m9tDqCvV6S/
Malware Config
Extracted
C:\mXWb45OeA.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 (299) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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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-1-5-21-2645532622-3298555945-705856666-1000\desktop.ini 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe File opened for modification F:\$RECYCLE.BIN\S-1-5-21-2645532622-3298555945-705856666-1000\desktop.ini 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe -
Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
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System Location Discovery: System Language Discovery 1 TTPs 1 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 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mXWb45OeA 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mXWb45OeA\ = "mXWb45OeA" 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mXWb45OeA\DefaultIcon 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mXWb45OeA 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mXWb45OeA\DefaultIcon\ = "C:\\ProgramData\\mXWb45OeA.ico" 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe -
Suspicious use of AdjustPrivilegeToken 16 IoCs
description pid Process Token: SeAssignPrimaryTokenPrivilege 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe Token: SeBackupPrivilege 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe Token: SeDebugPrivilege 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe Token: 36 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe Token: SeImpersonatePrivilege 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe Token: SeIncBasePriorityPrivilege 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe Token: SeIncreaseQuotaPrivilege 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe Token: 33 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe Token: SeManageVolumePrivilege 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe Token: SeProfSingleProcessPrivilege 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe Token: SeRestorePrivilege 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe Token: SeSecurityPrivilege 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe Token: SeSystemProfilePrivilege 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe Token: SeTakeOwnershipPrivilege 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe Token: SeShutdownPrivilege 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe Token: SeDebugPrivilege 4068 2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe"C:\Users\Admin\AppData\Local\Temp\2025-04-20_04463f29330f85b617f686ca56f5d59c_darkside_elex_lockbit.exe"1⤵
- Drops desktop.ini file(s)
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4068 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:5348
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C:\ProgramData\CE9B.tmp"C:\ProgramData\CE9B.tmp"2⤵PID:5932
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\CE9B.tmp >> NUL3⤵PID:2928
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:3828
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C:\Windows\system32\printfilterpipelinesvc.exeC:\Windows\system32\printfilterpipelinesvc.exe -Embedding1⤵PID:3628
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C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE/insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{03545183-C289-4A62-93DC-A41BEBAECB79}.xps" 1338964030912800002⤵PID:2688
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
129B
MD5361f8c4b4f7bc1dbac8301a32c6587bb
SHA12d560909ef930d021881d360dc9e92bde2996c5a
SHA256fb059564b32b07b67246adfb275ceb40f45d533b1b28a688b65e06879e13ca8d
SHA51217c50bff9abc038261da7223f8dc45ace0f4d748958f27794fd7ac3fecd3141983bffc3a1b4c7741a41eadeffbff4f312235e84af02f35144df6b832266dd7b6
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
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C:\Users\Admin\AppData\Local\Temp\DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
Filesize153KB
MD54a3fa1326214072efb22c38ce9d73a98
SHA195ae2b2702e43848cb25f71f8aabd9ceb45fb5d5
SHA2567e6f8d3ccb8bf6d41e35af4eb12674a2d06f06074869d709234538be8d47a9ab
SHA5122bbd28aae758338787a5ed6b5cc09e5d72030c91a9ff070711b0ae57d150448e8cb1432ad449cc23616c63c254ec1d96175c79d06eae2fc55309890527764493
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Filesize
4KB
MD5398f3fa97c23f7af331603fffd0130b9
SHA1b0e8898d989ed4ad23c4205e39007e19003e9b3d
SHA256677e41a612150949bc6d584b991b478bd47c5379d4d0e5045110d359b6c55b59
SHA51292b391d16eedb01538baab97b47931a9a041deb88264ba97a163c2b25f6d7e4b0322059d6d89a8235a8fea5873f4d559d8e302e5bdf06d276a6f4cdccf74148a
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Filesize
4KB
MD5591f505fc7bad6353c980ad842c333e0
SHA18e84a3914e74573480a6df40935497eef2a399e4
SHA256603b6cd73989c82b7fcf1360ec254f28be574fcbde6b94477ac135ace5d8a94c
SHA5122bb8d4569dfcc9b0edbbf9b82d66fdf1a5189472c03842a2374d808a7e576022b42d2f4461bf104c14338f513696b5e0d91fb02f414d5188fbf267e329274e61
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Filesize
6KB
MD5111f363a316f1f635ae0348e61d439b3
SHA1a80a0930e07e13ed3062e194de70b65779b2dff8
SHA2568900d8a0e1eb62c22a2daaf68f973f9b82beae7110909ed242a6cc4b77db1483
SHA512c820b78b7d4a8c8e5c6c7a5460ecac3def75b276af81196e395b8e4c568121d8ba75ac351ebfff5f3bdf714827fda0b31e5f48787eb4a5f9ce2655d00ee28edc
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Filesize
129B
MD531f28414fbf93e5f5408056b9fce9027
SHA10682416ba672c027fcd59ac5fe676ddedcd131e0
SHA25681911ae9fcf437a65e25250af6a098331c1f29cc9bd58f8cc8ed2da2ac7a8170
SHA512645dba403211be25a9b1e16340a586cc2a723926a3cf502500176dd9ad9524469d52a27a69cf2ec45f31ab57eead15a556df91f548c9689bf3360682b720c698