Analysis
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max time kernel
102s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
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submitted
31/03/2025, 15:43
General
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Target
2025-03-31_4ad2992838172feea641778bcad2c959_darkside_lockbit.exe
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Size
153KB
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MD5
4ad2992838172feea641778bcad2c959
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SHA1
1610daea9f700df5bfca838f11a003dec04c97cf
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SHA256
5112f3d34b18a415d02bd447277654d61d10e07a844cc1e5564067d9f1e7c3c5
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SHA512
d218405f87e849fe9b134e76275fa784d567645532439b998b595f2ff36cc2d02ae988e2ac9c02dc9120a7b2b22e3061c89affb8f8769067f5e7f6ae1de81696
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SSDEEP
3072:wqJogYkcSNm9V7DSKq7vQEWJEGEIzhBcNCbqT:wq2kc4m9tDSKqLvnIWk
Malware Config
Extracted
C:\wVAx5cWBc.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
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 (690) 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.
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Deletes itself 1 IoCs
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Executes dropped EXE 1 IoCs
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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
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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
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Sets desktop wallpaper using registry 2 TTPs 2 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
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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.
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
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Enumerates system info in registry 2 TTPs 3 IoCs
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Modifies Control Panel 2 IoCs
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Modifies registry class 5 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: RenamesItself 26 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
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Suspicious use of SetWindowsHookEx 13 IoCs
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Suspicious use of WriteProcessMemory 11 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-03-31_4ad2992838172feea641778bcad2c959_darkside_lockbit.exe"C:\Users\Admin\AppData\Local\Temp\2025-03-31_4ad2992838172feea641778bcad2c959_darkside_lockbit.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
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C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵
- Drops file in System32 directory
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C:\ProgramData\ADF4.tmp"C:\ProgramData\ADF4.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
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\ADF4.tmp >> NUL3⤵
- System Location Discovery: System Language Discovery
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵
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C:\Windows\system32\printfilterpipelinesvc.exeC:\Windows\system32\printfilterpipelinesvc.exe -Embedding1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
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C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE/insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{A4A000FB-05D4-439F-B495-6A48BA7CD61E}.xps" 1338790941591900002⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
129B
MD5124ad94dd6ce05b5f114f59bb883da43
SHA1be880e1870cb0bf258021fde7c0c862b11759b0c
SHA2564e0abfb354989941896d42e990e8b61a1f636a0ee91628ab650367b69c89c3b7
SHA5121c6b99807355f6f78e04446e7f994b3d18c0ff7d754261a7421d272d542f4d1c95ddf3b7209abf30dae9d366595889a0c9eb695fd1c9ee52efbd4c9079de8e72
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
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Filesize
153KB
MD51752c15e5e5d5229c44d61efd3e2833e
SHA198ff125048466323c7da8dad69e822746b8a6435
SHA2561d4b6b2a8df9c0d60087ba56b0914157dcc8bf2f61a2f6539cbbb5834b049ed0
SHA512bc69f39315961b10080873476c15c0efe9786c8882aaed3ec234bc2bbe9f1e850170a6e1005d286fa47ce54c79410e9d6161275150d68c3a9166753ce68389d3
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Filesize
4KB
MD54aaa3d7247672154631efe4d61737fb9
SHA16ee249cc7c2ad14ac7e2e3424f6486a0fa74f9fc
SHA256a4f9b141caa947fffa9fd8e33bb7cf72e994bd787a32a7c1fc2962837a7c6d1b
SHA5123443b8f01eca879c1acb61a861be892d126c543c3bae436d0e6181b07f7b53d3e62932c1dde05cd88a70761a542e134c93b1712e675e9344fdb514d1ea2ccbbc
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Filesize
4KB
MD5a4872ac603252300e8528b9e112e8aa3
SHA14d4b03eec51f69dcbbe94bd864ae88a72eaa3a94
SHA256235e37c3f133a3b6f9193de7bb47bd0d5f16346058ffdc02744e5ad0f677e2da
SHA512db383144f77eca71cf7156617dce248dbda5999ae474be465e6fa5b666f38dc258c45e7b28c5d4b82fd65e7ff4af6d7126d5cfc419c06e7969ef1a71d921a50e
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Filesize
6KB
MD5dd746ace17e44ace00885b91400f11d5
SHA14a0302d2dca400598f396e4230fdae71779cbeaa
SHA256b27c3c8a30faf7c76483b7e5d964ae85046a9713caa46508ee7a1e31b7dc6272
SHA5128ac26aa7262fdf1afdc74e604720a79ebde076c75f460d7d5f57ff4d81dedb1ad471eb114ddd428c1934029746f5c222339090680bc77a6ea09ce329e1da3ef1
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Filesize
129B
MD559c49268810112b99bf97b24f2505a93
SHA19efb846ef5f00e4d82cc1381394b9111eda13ed6
SHA256c8afc0dfd7084684b2a69d2b37449152f836e8056df646a6f0995861396547fb
SHA5125840b4a83455a1b9147899758b97dc64fa38b7cb52dd18da5eff7edde99390910d4225211e339a0f1fe6a537e1b80b5e9faa276bfc578b0836404c538aa60ee3
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB