Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
29-08-2024 01:11
Static task
static1
Behavioral task
behavioral1
Sample
166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exe
Resource
win10v2004-20240802-en
General
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Target
166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exe
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Size
5.1MB
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MD5
be8bf725892ddd7a200d0a1906b9387f
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SHA1
582a24a72b29e70f2de26a8d217492c7a6b983ff
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SHA256
166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980
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SHA512
32d9d97692255e84cbd8c24794627bdfaa8ae41942bd449b678906f01d8b667d9d9785440f562132878987c682169b8ba9f9242a9f2abdf4b197d425ff1e7cb8
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SSDEEP
98304:MjHm6/Pi0bzB+Ot7nM3wnuZFm0qRttZYtToFbSO7VKoFbSO7VyoFbSO7VKoFbSO5:O5unMkMsMkM
Malware Config
Extracted
C:\wlJ8FiR2h.README.txt
lockbit
http://lockbitsupt7nr3fa6e7xyb73lk6bw6rcneqhoyblniiabj4uwvzapqd.onion
http://lockbitsupuhswh4izvoucoxsbnotkmgq6durg7kficg6u33zfvq3oyd.onion
http://lockbitsupn2h6be2cnqpvncyhj4rgmnwn44633hnzzmtxdvjoqlp7yd.onion
http://lockbitsupp.uz
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
Signatures
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Lockbit
Ransomware family with multiple variants released since late 2019.
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Rule to detect Lockbit 3.0 ransomware Windows payload 1 IoCs
Processes:
resource yara_rule behavioral2/files/0x00090000000233a2-9.dat family_lockbit -
Renames multiple (592) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Downloads MZ/PE file
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exeA624.tmpdescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation 166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exe Key value queried \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation A624.tmp -
Executes dropped EXE 2 IoCs
Processes:
ggc.exeA624.tmppid Process 956 ggc.exe 3680 A624.tmp -
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
Processes:
ggc.exedescription ioc Process File opened for modification F:\$RECYCLE.BIN\S-1-5-21-2412658365-3084825385-3340777666-1000\desktop.ini ggc.exe File opened for modification C:\$Recycle.Bin\S-1-5-21-2412658365-3084825385-3340777666-1000\desktop.ini ggc.exe -
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
Processes:
splwow64.exeprintfilterpipelinesvc.exedescription ioc Process File created C:\Windows\system32\spool\PRINTERS\00002.SPL splwow64.exe File created C:\Windows\system32\spool\PRINTERS\PPnuv6m0thct4ol0dqq24jbz3ud.TMP printfilterpipelinesvc.exe File created C:\Windows\system32\spool\PRINTERS\PPce0107irizmr1ittn1wqvfk0b.TMP printfilterpipelinesvc.exe File created C:\Windows\system32\spool\PRINTERS\PP4q0oy55ywkgkaptw16gyt0_k.TMP printfilterpipelinesvc.exe -
Sets desktop wallpaper using registry 2 TTPs 2 IoCs
Processes:
ggc.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\wlJ8FiR2h.bmp" ggc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\wlJ8FiR2h.bmp" ggc.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
A624.tmppid Process 3680 A624.tmp -
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.
Processes:
ggc.exeA624.tmpcmd.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ggc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language A624.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
ONENOTE.EXEdescription ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 ONENOTE.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz ONENOTE.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ONENOTE.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
ONENOTE.EXEdescription ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS ONENOTE.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily ONENOTE.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU ONENOTE.EXE -
Modifies Control Panel 2 IoCs
Processes:
ggc.exedescription ioc Process Key created \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\Desktop ggc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\Desktop\WallpaperStyle = "10" ggc.exe -
Modifies registry class 5 IoCs
Processes:
ggc.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.wlJ8FiR2h\ = "wlJ8FiR2h" ggc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\wlJ8FiR2h\DefaultIcon ggc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\wlJ8FiR2h ggc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\wlJ8FiR2h\DefaultIcon\ = "C:\\ProgramData\\wlJ8FiR2h.ico" ggc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wlJ8FiR2h ggc.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
ggc.exepid Process 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe 956 ggc.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
ggc.exedescription pid Process Token: SeAssignPrimaryTokenPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeDebugPrivilege 956 ggc.exe Token: 36 956 ggc.exe Token: SeImpersonatePrivilege 956 ggc.exe Token: SeIncBasePriorityPrivilege 956 ggc.exe Token: SeIncreaseQuotaPrivilege 956 ggc.exe Token: 33 956 ggc.exe Token: SeManageVolumePrivilege 956 ggc.exe Token: SeProfSingleProcessPrivilege 956 ggc.exe Token: SeRestorePrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeSystemProfilePrivilege 956 ggc.exe Token: SeTakeOwnershipPrivilege 956 ggc.exe Token: SeShutdownPrivilege 956 ggc.exe Token: SeDebugPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeBackupPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe Token: SeSecurityPrivilege 956 ggc.exe -
Suspicious use of SetWindowsHookEx 13 IoCs
Processes:
ONENOTE.EXEpid Process 3476 ONENOTE.EXE 3476 ONENOTE.EXE 3476 ONENOTE.EXE 3476 ONENOTE.EXE 3476 ONENOTE.EXE 3476 ONENOTE.EXE 3476 ONENOTE.EXE 3476 ONENOTE.EXE 3476 ONENOTE.EXE 3476 ONENOTE.EXE 3476 ONENOTE.EXE 3476 ONENOTE.EXE 3476 ONENOTE.EXE -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exeggc.exeprintfilterpipelinesvc.exeA624.tmpdescription pid Process procid_target PID 2984 wrote to memory of 956 2984 166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exe 91 PID 2984 wrote to memory of 956 2984 166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exe 91 PID 2984 wrote to memory of 956 2984 166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exe 91 PID 956 wrote to memory of 4616 956 ggc.exe 98 PID 956 wrote to memory of 4616 956 ggc.exe 98 PID 2928 wrote to memory of 3476 2928 printfilterpipelinesvc.exe 101 PID 2928 wrote to memory of 3476 2928 printfilterpipelinesvc.exe 101 PID 956 wrote to memory of 3680 956 ggc.exe 102 PID 956 wrote to memory of 3680 956 ggc.exe 102 PID 956 wrote to memory of 3680 956 ggc.exe 102 PID 956 wrote to memory of 3680 956 ggc.exe 102 PID 3680 wrote to memory of 2760 3680 A624.tmp 103 PID 3680 wrote to memory of 2760 3680 A624.tmp 103 PID 3680 wrote to memory of 2760 3680 A624.tmp 103
Processes
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C:\Users\Admin\AppData\Local\Temp\166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exe"C:\Users\Admin\AppData\Local\Temp\166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2984 -
C:\Users\Admin\AppData\Local\Temp\ggc.exe"C:\Users\Admin\AppData\Local\Temp\ggc.exe"2⤵
- Executes dropped EXE
- 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
PID:956 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122883⤵
- Drops file in System32 directory
PID:4616
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C:\ProgramData\A624.tmp"C:\ProgramData\A624.tmp"3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3680 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\A624.tmp >> NUL4⤵
- System Location Discovery: System Language Discovery
PID:2760
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:4908
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C:\Windows\system32\printfilterpipelinesvc.exeC:\Windows\system32\printfilterpipelinesvc.exe -Embedding1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2928 -
C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE/insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{BA568E8E-25B0-46F5-A24B-F93A829A4AB7}.xps" 1336936753606000002⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
PID:3476
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
129B
MD56afbcd097e4068004cf7c399852b1ac7
SHA14691ec27c89189228a276b922b822962f05bb76e
SHA256c7c515990facc054031dc5ce24b5523455360c13af17c97dd8a4e3f4095af642
SHA512fb5d8d656dce552d4898914fc306866ea2c96ea5552951c453a16a3202046cbae70aafc2b56b747e6c86ddca09aed325b25dea7fa1256c40dc1dba16a4cc1502
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
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Filesize
150KB
MD56aac3fa0ece2fbfee78fa2d411f79f93
SHA1e10c571be424be5812199c9227a979bf3dc54f03
SHA2561fc3aaafe3edee09bd6d14d7271996bedae1723668aec49d32bdd1fe0ed6b66a
SHA512655ab2ac51a23f29f337007db14115786876ce636f4704c6ec86b31bda71394972bfc0596e37a241c39bb46416869bfdbf585a9d3b4e16f20592d4a1ed5d1e89
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Filesize
150KB
MD57e503c206e57f0295da017914a957d04
SHA196c375b9c57292db73c7ef2f2df16cf7be1604bb
SHA256274844568a6a9ce334d71efeac21f528d7b54b2cd4377c978cc1270c6ad986c4
SHA512cd4889ae107c54df854042e030eb431664d4db9d6dc908d1f1910ca49b89d247222f9d19440fcc2d9a120c95b56cd694750072ab9486eea961b8c33391344c1c
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Filesize
4KB
MD5b4004bb632bbe66254727f466f1322e1
SHA175c1b63f9df1f535845d08ce4d5ab93e29ce79df
SHA2564be016586bb5da9491c26f048fab8347bf5ba1662f52f93ca1960dbc819f8c21
SHA51249488352fe1eb6cb380f172b1ed91effb36319d179248266952f2d56e6217e13b9e41d05326e50f294a7661652fa4a09af697fbc286f6d910e06ec8e6ab644f6
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Filesize
4KB
MD59b58170d1118409e4a504ada12b061c4
SHA111a94715957b805c6995e3c0604d2a2340ae9a40
SHA2565c7bc731e5109ae0ef36e3350be6134702a22334969bb1e72ce2813c9af97f06
SHA512ddaf70088eee647fcc12ee02923e9929b68b294ccc0a19ac6a3460bfc1ed6180a96602ff65b781aedebb300fcf8a58aa196c117846183e635162ba653e28c5c2
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Filesize
3KB
MD5b9674de0868a93e9121bdb1d02d80130
SHA179d692fd03d3110a4358e2cc7442af9517489f3f
SHA2569268d24e96639cf4c0e8d74f9769092b415015692ea528820faaded6fc5b052c
SHA512b3264ad33eddedb2c18da883e2345247c762adc8a604991fce931cba06b86c361d23fa121e79d6c69948a2d5b9c1613139f401b971360d9d684abb5a61543c02
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Filesize
129B
MD52460e82efd004963e9fe9c02eb848d3e
SHA1e96328eb2ef7754fa89d959749ea40d20ce855af
SHA2562977c7637ff7d237a71a6440e33ba0b8a0ccd3a4c0e8e60f2add0926791ca1d6
SHA51277b64a12b2f3f8234715d6ae3e1ad5ed38915ad45a288e376ff45f00ec78e851d3fe8a0c2fe5a9d266d7a500db15973905e7aa1deec66f1a5e0735c7d4321728