Analysis
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max time kernel
148s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
11-08-2024 01:23
General
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Target
8dd64e306731d5a21d7805c485d6312444be01e2a8dee0807f7f6c401669e685.exe
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Size
153KB
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MD5
f80cef9501323c826775775163b32d40
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SHA1
10671ea890390d579713e4e95c714656d7d29e9d
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SHA256
8dd64e306731d5a21d7805c485d6312444be01e2a8dee0807f7f6c401669e685
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SHA512
e89c9ff4c2c8a997a4d897f2ecede8875126cbf01efb97c8789042b7b1ffb2a02e9fc942f078ebe879f68d0de50a3331c61154adc93b7200ce14d5a9838ddd1e
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SSDEEP
3072:dqJogYkcSNm9V7DWLlApoznHjJ7FT6TT:dq2kc4m9tDgnHe
Malware Config
Extracted
C:\I6hf6mgSc.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 (605) 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 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\8dd64e306731d5a21d7805c485d6312444be01e2a8dee0807f7f6c401669e685.exe"C:\Users\Admin\AppData\Local\Temp\8dd64e306731d5a21d7805c485d6312444be01e2a8dee0807f7f6c401669e685.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\F26F.tmp"C:\ProgramData\F26F.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\F26F.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\{FC1C7BB8-5BCE-4833-9285-0F738967478D}.xps" 1336781304262100002⤵
- 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
MD5cd571245659aec815f423ff5361f40d0
SHA111c1e80e94de4baacb1b5101ff2f5ecf1169d7b7
SHA25659f75fd26f4d1bb4ee95ee9c9676e5b54924a11c4a7d925b3bab216a48b14a08
SHA5124ba37b5efc2ad5c069b46747bbf4932c36834df1da4f49d7274e2c103e48fd01cce36601df18a4ce0cdd170a0a598f38626c83b3c96b16defc7066cc6a5bdc24
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Filesize
6KB
MD5dd746ace17e44ace00885b91400f11d5
SHA14a0302d2dca400598f396e4230fdae71779cbeaa
SHA256b27c3c8a30faf7c76483b7e5d964ae85046a9713caa46508ee7a1e31b7dc6272
SHA5128ac26aa7262fdf1afdc74e604720a79ebde076c75f460d7d5f57ff4d81dedb1ad471eb114ddd428c1934029746f5c222339090680bc77a6ea09ce329e1da3ef1
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
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Filesize
153KB
MD57939d552daf50c74ded8c4bbede10c6e
SHA1607ae1039eef63d2dfd7764199121bc8c6090377
SHA2564c8e8173e37f921f9707fcd0e531460bbaccd4f31e67da86e32beeccf3b2b3bb
SHA51299888a37adf0e6a55834a9d27b7a9eea8f751b02133657597debeec845d33365ce59d616d977704f50f17fc72cde0be830b176c20fd1f5c0d4fa03aba7c9bd5d
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Filesize
4KB
MD5bc916d28015ecdea2b34b0d98d487327
SHA1d0813a3867261cc0be86dc9045cc96a805b77210
SHA25623b969c7917c79ad16b13e519e04a9728780982a39c522c6f6d1a2248c295dc7
SHA512496fae80f77eb8a1da618d897a7314e3d76276d0d4b702f1157aa94532c6363542bbac74af3d241650276ec5a1d968c53a14f54ce0ca959fd9b9dbdb13472239
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Filesize
4KB
MD5733aefbdd12c6112345ca23ea43d13a8
SHA1aad7622f54ab50f0ce0767118dca11424c36a5ac
SHA2562dfaf9e0b20f678ebf97b7bd6a0aa3ac7bc40af4716883b86090bbf076648b66
SHA5122da8406913fc0aa5df7d1be23ff68a6eb09678e8676548de128a9052e5f1bcd7de7ece377bbd483999c7dae62aa8f003a694c7d9c92456bc602b5a2eb05d143e
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Filesize
129B
MD5e7e2e4fece7f7affb55f59efab83d753
SHA1d30b5d82a04f6cc236ccf9fa5ff47507b9e420de
SHA25631c04f5a73a8f1466f115488eee8320945f1e33ecf76f36f4cf8f57a8989199c
SHA5129c0ae8cdad2965f3b23fc1f5f889de34f85cdf954774e6532dd957d3f09e1a32162edd81e35fdaa2363e6446eefe550424690e49474ec3b2425cdc68db5e9fdc
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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