Analysis
-
max time kernel
148s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
-
submitted
31-05-2024 14:32
General
-
Target
bfef2da1e04a4e99fb817dfc836445ae7c9e06642a94aa2bfcd549037c12f0d9.exe
-
Size
356KB
-
MD5
898c303fc836bfe69d1b58d0f1874dcf
-
SHA1
cf3ddc4ddf60a9011a4f305f111ff9135a26996f
-
SHA256
bfef2da1e04a4e99fb817dfc836445ae7c9e06642a94aa2bfcd549037c12f0d9
-
SHA512
1447020991a64c80f5f81272f9cfa94d3a5e288dc53030f2d6dcc73f1a495da633cddacfac0fd9051399bcb8b27d64492529d10bca1e72b563bebc002d570dbb
-
SSDEEP
6144:isdxXx9n3TtCkesHScvuh+JTt4PKFUhTr2d+7KhSxs+Y++mX3Xh8aj:isXXxlTtCQLvuhiT6PKqhTr2dHYsfRaP
Malware Config
Extracted
C:\U7ED0QHNj.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
-
Lockbit
Ransomware family with multiple variants released since late 2019.
-
Renames multiple (582) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
-
Deletes itself 1 IoCs
-
Executes dropped EXE 1 IoCs
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Drops desktop.ini file(s) 2 IoCs
-
Drops file in System32 directory 4 IoCs
-
Sets desktop wallpaper using registry 2 TTPs 2 IoCs
-
Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
-
Enumerates system info in registry 2 TTPs 3 IoCs
-
Modifies Control Panel 2 IoCs
-
Modifies registry class 5 IoCs
-
Suspicious behavior: EnumeratesProcesses 64 IoCs
-
Suspicious behavior: RenamesItself 26 IoCs
-
Suspicious use of AdjustPrivilegeToken 64 IoCs
-
Suspicious use of SetWindowsHookEx 13 IoCs
-
Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\bfef2da1e04a4e99fb817dfc836445ae7c9e06642a94aa2bfcd549037c12f0d9.exe"C:\Users\Admin\AppData\Local\Temp\bfef2da1e04a4e99fb817dfc836445ae7c9e06642a94aa2bfcd549037c12f0d9.exe"1⤵
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵
- Drops file in System32 directory
-
-
C:\ProgramData\AD29.tmp"C:\ProgramData\AD29.tmp"2⤵
- Checks computer location settings
- Deletes itself
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\AD29.tmp >> NUL3⤵
-
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵
-
C:\Windows\system32\printfilterpipelinesvc.exeC:\Windows\system32\printfilterpipelinesvc.exe -Embedding1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
-
C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE/insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{C98E2FEB-D56B-42CA-90B8-7B3B1F53FDAD}.xps" 1336163955443000002⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
129B
MD5cb2054c1e3814f464447efdeb3ff8c1e
SHA14ac6d4af684f174cffc6214b697d500f665f2647
SHA256c1edd25a240517276215f2c8f06efe94e3e37c512ec45c1bd929b1198b65cc55
SHA512ec58f84307b597c04b4e0eaae27725ccb55034a0ab14176c0eb6635a9b4542cde41f48061ccf64bd188530090909138fe850a935a7c5f4e2aa2c0af788075afa
-
Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
-
Filesize
6KB
MD566d43eb55e047cff946e0aa8b5123037
SHA1fe3fb424e193f9c5baad5151064ac8624f6501f8
SHA256fbae614f58afe10b776b5543bde496000ead588537514dc6d2aef4bf14426fc5
SHA512dd6bd348114f9cd4455e8f8110465c5bc742af7e60dc08897c693ba42f1d1d0ceccfbf2f3734384662ea6fad7c229676b758b8728e57e40174728ff93390ac09
-
Filesize
356KB
MD56033f17f73e6ac9559fb6adc0157fae4
SHA1a40361e25e57470a1c3e1213ed7b0ef94bcb3c51
SHA2567e68a72781db501244b934d8f1bed24e09ad0c19562de449e0b4a75df1e5fafd
SHA5121ea39b9c8872da6802687f6f6413fd6671e903e8746d846a018c9cbffd3c77c807c0ce5d667a81f3fd7f4dd33fbe13fa54257c39262bf48b5136f39e04557eda
-
Filesize
4KB
MD5a4c99ecb02806edda667372020183dbd
SHA13bb2cca8787bfd0c5a23b726af9fd4b90ad8254a
SHA256afe892539faa3bcf19324a19b15c8c39a99c122cbf30ad3f8f6291fb417171c0
SHA512d28bb180dfbecaa52ab624cdf6b70110dea5709f9b7623f35360528d721ae8497eb502131820414bc423aad953b950c1c26150f508c7eafe515a556d16b517c2
-
Filesize
4KB
MD590fdbd5689fa131f6be55febda577d8f
SHA1a2cf1d301c668de1bde1bc649bc9ca9b09bf1133
SHA2566832bf5559759196a92200678460d1f292ce34ee5becd1f8af122297ffb1d44c
SHA51271ac0cd9782bf7f193e6682cd34966461824d89533cc8e537eb63b86b0c9702a3670bdbb34afa3de637372e741812e5d212562ae4be501aac3cc634dc67146f0
-
Filesize
129B
MD50170c4270f85c3d56e65b312fd22e055
SHA15d10e847326b4ac190cbc3926109484d0cb0aba0
SHA2563d337ebea82c3ebe9990c8efe87eb65b3d3d28ac35dd0b3fbecb3b5d2afad2be
SHA5121fd7d832fa9392111253c30c6d832c17dbadef39b4e6cefa8e5de50ece874026c206ce9c6cc48ab96a4c993e16f425bf0102e4e053eede1073503be1c10b82cf
-
Filesize
272KB
-
Filesize
4KB
-
Filesize
272KB
-
Filesize
272KB
-
Filesize
272KB
-
Filesize
272KB
-
Filesize
240KB
-
Filesize
272KB
-
Filesize
240KB
-
Filesize
272KB
-
Filesize
272KB
-
Filesize
4KB
-
Filesize
272KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB