Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20250313-en -
resource tags
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submitted
31/03/2025, 15:46
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:\Users\Admin\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 (647) 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\EE58.tmp"C:\ProgramData\EE58.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\EE58.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\{19AE2BC2-817C-45B7-B185-6DEAA48259B4}.xps" 1338790959787300002⤵
- 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
MD52d793fc17ce9e3e00b4baf27446e6b2a
SHA1ef48bbffc07e3e9edcabe7dfee63c756f550c615
SHA256ff790410e0e6498ca6670e0ed206a71199d25922c16ce51598b0e6bff60c89c5
SHA512ed20ffccec6972c7e3aba3bd5ac53886d0d18ab1775b6ab36b97ee3297888f99a7c2cf05d60ca5b95ab286e6f78a959ea08b9cf817ec5ed59a428c139f2298e0
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
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Filesize
153KB
MD5aa422be0c540b98c1e30844834b05a54
SHA194c0fd68970cad8fc090ed0ac230240d00783cd2
SHA256d109ce72ecadd84490bbc6a6f71150a8f6dee901db9750f37091ff20a636604a
SHA512ff03aa6e08e04de669e31788cd30dca01311ebd3230d63558cd6c3f58da32f7ab37c471584bf26accd107711e07bd708b36ac2ad853a44363f72f67d00186dd5
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Filesize
4KB
MD5158d384c1f421f42339ddd868e4a65b6
SHA181cdfd8015bfc7fd46404958652b71956cf753e1
SHA256353fcd682d9c3444b986a996836ee3663342f418a8e015d3628b08ab52290e6d
SHA512c6faac4c986fb2357b3d30bd006f6d00f67dc28f40d5bc33220dee4ac6ee067d93c0eb0274efa7510f70fb928b151323344658f1976b07b4f5f6c91e8bfe7b1b
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Filesize
4KB
MD584fb155eda84cbbdf597015a22cc7f3e
SHA17236411cb6eab2e48a3705c8dfd709253c4957e8
SHA2560ad86a1bfe94237be855ebc7569182b46d992de398ec263c383b7e87d59a09ae
SHA51222299776e4ac6400c688411404805fc7eb5c3500f253650447ced2cbd7d8778e8cf014483cbacf79bbff283c772532fe91ed453aaecc620cd22a29ebac60605b
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Filesize
6KB
MD5dd746ace17e44ace00885b91400f11d5
SHA14a0302d2dca400598f396e4230fdae71779cbeaa
SHA256b27c3c8a30faf7c76483b7e5d964ae85046a9713caa46508ee7a1e31b7dc6272
SHA5128ac26aa7262fdf1afdc74e604720a79ebde076c75f460d7d5f57ff4d81dedb1ad471eb114ddd428c1934029746f5c222339090680bc77a6ea09ce329e1da3ef1
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Filesize
129B
MD5ce9039624648bf63bda89e7e1155432c
SHA1e089d94c64fc81b017405cd9970df51d54ff1a6a
SHA25612c22ba5a7cf9248afc694025bc1a8da6194414fb3df5725e01376bd1fef81c6
SHA512173a93d7a9bdba232d35d92f87aeced84608f07ab8109ce65b013d2fd5a77a7643964bcbb3bf8dba2af5e7952fd218792043162a2bdb459712ed71e6c3fd2c81
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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
-
Filesize
64KB
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Filesize
64KB
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Filesize
64KB