Analysis
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max time kernel
93s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
11-11-2024 16:31
General
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Target
2024-11-11_93cf3fe77915d035f83391341aecc34d_darkside.exe
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Size
153KB
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MD5
93cf3fe77915d035f83391341aecc34d
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SHA1
2ec1b0cf53e0899d31619c1b315f42d5a92c4614
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SHA256
ce3213c5ed329edd8fb73a20e3428b753814df3d2f9425662656aea3f2ad616a
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SHA512
d691d904329739a9253cf63836f3fa8d752f81bd4adc020acdb6b42910179f73fcd691b383157c4a8990e9600f47d63c0b2c678049b462b6fbba06d3af124053
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SSDEEP
1536:szICS4AAwczUUf8y8gvMH+1zGSNAojMP95D1xD56t3z+ByoGXhYW/pc03tEffioq:DqJogYkcSNm9V7D56lXXhYFZhAbtzT
Malware Config
Extracted
C:\LFzM1x1jR.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 (609) 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\2024-11-11_93cf3fe77915d035f83391341aecc34d_darkside.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-11_93cf3fe77915d035f83391341aecc34d_darkside.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\B9FA.tmp"C:\ProgramData\B9FA.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\B9FA.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\{0B2317E2-A0BA-4EDC-A76D-99C46C62B1CE}.xps" 1337581632306600002⤵
- 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
MD50f7d3ec72d5104da068e6b6328907676
SHA115291640b4beacaa51517623004aadd4d8d89df4
SHA256fd983266d78371f0c8d29ac43a589a9a3460316a89871ad591771116d9f5e09f
SHA512ada49c288d338e2a4742652b19cc6f2d5538906c204539e0107ee2654f071c43571bbb29f0f9e6af0d5f4651e0c325ab4a55cf02ea5b63eac827d60934a6c5da
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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
MD58c4265f515e5ee68041d8b4767de7e35
SHA18b4865e4766d37024d063455c9c27f27e67617b1
SHA2569975d018e714b135b09f38ca007d54e7cac073b77c7f75a9ffb8ce119a342013
SHA512a67b0e56171a38e82ffab3af21c45eecf554f06d2eda4389f489a6e8393cb2859a0aabbeaa5549f7b8266b9ea89df1e89657e67710d62b33cbfdcb7df9876ca1
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Filesize
4KB
MD5e91aca6c50b3a1ac6fd7d9d612b68050
SHA119be78b7b95376d0933bdaa6bc58803f56db582f
SHA25655a500314eddc962bc9149e14fa7575d278406d3fd69616ba17fb81469a68dbe
SHA51212c5b8e7a71e1efb7a8df3cc5ad2e83d11ee6145b8709b9e85ed55ea992854c4fde8dd6413466c3309543e7055785d9c8269da0e5482313a67c7c81dde79d23c
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Filesize
4KB
MD5ef6f2e02b2156768b67621a8da6c94c7
SHA1f417aea6b48c0ef9a2b01f51e0d4724ae0177c37
SHA256d156052e6ac9a91f1ff2733c4c63f215882ff12e5f425e445667aa88a19a0e42
SHA5127fc187ea862c15a39f12c059663b534e983f2d4d678546d8c1e0b24aaa17e9292b7c6f7a8f803d8fa7c3d3b213e545b90da4383b67ccb1505524b093520c14f7
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Filesize
129B
MD579aa4ed6a6b6e0b6753eefa2fdcc059d
SHA1733affddae6d0adb2be259248283ddfb2c361afa
SHA256d11d6c02258f0b088753ea7b2a1483f3b3528590796ba435c449cbe71f57e03b
SHA512cde5c95c1fea04cd355ab16e4ee82e2afddadffcabf8864e7f0d18570534d0ea39ce47175f3bb9fe1788f5cf7b7689d191bd177115db7776415bbc330fe40bbb
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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
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
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Filesize
64KB