Analysis
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max time kernel
147s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
04-09-2024 18:48
General
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Target
2024-09-04_1437b8d9a2d7fff15e6df325cb3bbc47_darkside.exe
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Size
153KB
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MD5
1437b8d9a2d7fff15e6df325cb3bbc47
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SHA1
b694bd83d84c4d884ebc5c940501464f4a9ffed2
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SHA256
59e06788bcd99094f7f16ef4fced39685e373d6e91930ec0b2bb8df9089a40d1
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SHA512
94c2f319b85b78bf19c04fd907ce0a8f85dbc3a53284e8039dc81e8b13566d655664c0a46782105bfd4f1d826ee22df64ff07640addd812013c5917ccbf353bf
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SSDEEP
3072:u6glyuxE4GsUPnliByocWepx811s76nk0j5yO:u6gDBGpvEByocWeAPwp
Malware Config
Extracted
C:\kdxV3Dlnb.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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Renames multiple (606) 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 2 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 5 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\2024-09-04_1437b8d9a2d7fff15e6df325cb3bbc47_darkside.exe"C:\Users\Admin\AppData\Local\Temp\2024-09-04_1437b8d9a2d7fff15e6df325cb3bbc47_darkside.exe"1⤵
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- 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\C024.tmp"C:\ProgramData\C024.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\C024.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\{36378853-E4C6-4275-B8DA-B21FF951FC50}.xps" 1336994933048500002⤵
- 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
MD5f58eb6a9d81c5045f3bad5370658d186
SHA159b1ff16df3650c5de5a7ac097d9a2fcf9764ed8
SHA256ca529530ed901d8e939e661391f213b0e7fccc90396836f815cb385f9b9ec77a
SHA5121f48b553114d097fdb8e7a463b7f1f08436b42c609877201e08313fcc0e5ee916072792229ac3d7345162003d60911c21133b0ff66d25fc0156fb50862e7448f
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
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Filesize
153KB
MD55cc7f8d1af340d7d9b8e044444b309a8
SHA1716580a214c56a2f5d6ec23cb2f7c8162271efdf
SHA256159f121e00b43e745257136dffc3205c8c792a262b1dc8da46e097f144403d0f
SHA512eb02d25d15462c936b24ba4f08c5478e95b6e488cd18083758b67f867178ef3f50394dcc4a64a70b3e9b469f7af580c62cdd2c45aa859448444bb406d4c659a9
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Filesize
4KB
MD5a1fb8f984d2ceea09787189852912199
SHA1e26bfdcd4d50d2b14b385597bc85d399ef8da3ef
SHA256c43f62e186812602d571f32e7e9572e1b20c4e7b48cf2a74ae9ad7c6c0885e46
SHA512d5a5cff4708ef5b6bf9b3732b3ea1f042a00ce399e5020bec0728382d9a9549faf9a83effaf95b24751dca8fd40581a1bfb71df32089a6fdae0195fc7390040f
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Filesize
4KB
MD5ca6226d0419ee95edd872b17283005b9
SHA18affc0a56e15f1a93e512d7a2aa3c6f40c789052
SHA256c568844cab22cf27f687019f766c90745d4c49d607aa9f9ef963c50a540ebdb0
SHA512265bae0fcc7d0fa9cdb87d0215fb6015aedec6506260b751625d8ed94357889629ed1a785dcd91a1acc538943bc94199e54438135d8e80faafc73baa40ddd8d2
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Filesize
6KB
MD548543662a3661cae3982b6eb2f8f7026
SHA1714de2ca9a9a20a1ec66cb09224071c1fb673b83
SHA2561d9166caea48566df3294fb0d5e0c23fb67e5015de21f3db9936e2f8fdb8a464
SHA5127b09f0aace5681d6294d52b4e2991ec0e8562d0cee0f02655ba7dc95fb967b392eaf3643dc1b98e1d79ebbc4c1c298e097aa5e540e80a1cd771406f808f0e0b8
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Filesize
129B
MD52e43ed62ef3ae0b639b5ba74b7c89c50
SHA107cedab6ae639f0a3bed5c721512d72985ddb74e
SHA256d3414a51522c0dec1756161a482f11a9183ab831c5903101e30a2652df90fb7c
SHA5126f7add8a11992cca6ddb29ba50bbd5db5d6e1d4ac7a726ebe9ce07e607606ee7466161c482863556fb5a93f676baa228ca708c2b84fa6acebf998d3001182e83
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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
-
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