Analysis
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max time kernel
148s -
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
30-08-2024 01:54
Static task
static1
Behavioral task
behavioral1
Sample
166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exe
Resource
win7-20240704-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/0x0003000000022d07-9.dat family_lockbit -
Renames multiple (632) 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.exeEF33.tmpdescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation 166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exe Key value queried \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation EF33.tmp -
Executes dropped EXE 2 IoCs
Processes:
ggc.exeEF33.tmppid Process 3540 ggc.exe 5448 EF33.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 C:\$Recycle.Bin\S-1-5-21-1302416131-1437503476-2806442725-1000\desktop.ini ggc.exe File opened for modification F:\$RECYCLE.BIN\S-1-5-21-1302416131-1437503476-2806442725-1000\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\PP_u3w0hwddmah6r09gxq6n8o8b.TMP printfilterpipelinesvc.exe File created C:\Windows\system32\spool\PRINTERS\PPvnqb_h9n7ipl4ca46o_x3uxcd.TMP printfilterpipelinesvc.exe File created C:\Windows\system32\spool\PRINTERS\PPrwgv3767_vjtq5so812pmcqed.TMP printfilterpipelinesvc.exe -
Sets desktop wallpaper using registry 2 TTPs 2 IoCs
Processes:
ggc.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\wlJ8FiR2h.bmp" ggc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\wlJ8FiR2h.bmp" ggc.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
EF33.tmppid Process 5448 EF33.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:
cmd.exeggc.exeEF33.tmpdescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ggc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language EF33.tmp -
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-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\Desktop ggc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\Desktop\WallpaperStyle = "10" ggc.exe -
Modifies registry class 5 IoCs
Processes:
ggc.exedescription ioc Process 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.wlJ8FiR2h\ = "wlJ8FiR2h" ggc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\wlJ8FiR2h\DefaultIcon ggc.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
ggc.exepid Process 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe 3540 ggc.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
ggc.exedescription pid Process Token: SeAssignPrimaryTokenPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeDebugPrivilege 3540 ggc.exe Token: 36 3540 ggc.exe Token: SeImpersonatePrivilege 3540 ggc.exe Token: SeIncBasePriorityPrivilege 3540 ggc.exe Token: SeIncreaseQuotaPrivilege 3540 ggc.exe Token: 33 3540 ggc.exe Token: SeManageVolumePrivilege 3540 ggc.exe Token: SeProfSingleProcessPrivilege 3540 ggc.exe Token: SeRestorePrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeSystemProfilePrivilege 3540 ggc.exe Token: SeTakeOwnershipPrivilege 3540 ggc.exe Token: SeShutdownPrivilege 3540 ggc.exe Token: SeDebugPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeBackupPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe Token: SeSecurityPrivilege 3540 ggc.exe -
Suspicious use of SetWindowsHookEx 13 IoCs
Processes:
ONENOTE.EXEpid Process 5356 ONENOTE.EXE 5356 ONENOTE.EXE 5356 ONENOTE.EXE 5356 ONENOTE.EXE 5356 ONENOTE.EXE 5356 ONENOTE.EXE 5356 ONENOTE.EXE 5356 ONENOTE.EXE 5356 ONENOTE.EXE 5356 ONENOTE.EXE 5356 ONENOTE.EXE 5356 ONENOTE.EXE 5356 ONENOTE.EXE -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exeggc.exeprintfilterpipelinesvc.exeEF33.tmpdescription pid Process procid_target PID 3812 wrote to memory of 3540 3812 166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exe 90 PID 3812 wrote to memory of 3540 3812 166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exe 90 PID 3812 wrote to memory of 3540 3812 166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exe 90 PID 3540 wrote to memory of 3440 3540 ggc.exe 99 PID 3540 wrote to memory of 3440 3540 ggc.exe 99 PID 5244 wrote to memory of 5356 5244 printfilterpipelinesvc.exe 104 PID 5244 wrote to memory of 5356 5244 printfilterpipelinesvc.exe 104 PID 3540 wrote to memory of 5448 3540 ggc.exe 105 PID 3540 wrote to memory of 5448 3540 ggc.exe 105 PID 3540 wrote to memory of 5448 3540 ggc.exe 105 PID 3540 wrote to memory of 5448 3540 ggc.exe 105 PID 5448 wrote to memory of 5716 5448 EF33.tmp 106 PID 5448 wrote to memory of 5716 5448 EF33.tmp 106 PID 5448 wrote to memory of 5716 5448 EF33.tmp 106
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:3812 -
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:3540 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122883⤵
- Drops file in System32 directory
PID:3440
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C:\ProgramData\EF33.tmp"C:\ProgramData\EF33.tmp"3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5448 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\EF33.tmp >> NUL4⤵
- System Location Discovery: System Language Discovery
PID:5716
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:5108
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C:\Windows\system32\printfilterpipelinesvc.exeC:\Windows\system32\printfilterpipelinesvc.exe -Embedding1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:5244 -
C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE/insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{A14CFB3F-A0FE-4724-AC2E-5FDCFB6A54A5}.xps" 1336945647486600002⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
PID:5356
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
129B
MD5155a996dbb6706b2aeba605d5abbaf06
SHA1f2739a9767017f51d15dae4dd2847ae7636befb0
SHA256018505ed407772cc03c538ca04262b34caacfb51bb84706489d9775a2ef20f00
SHA51271608394cb865773d658915cfd839fdf83ab8a53aacd1eaddeed277ad924b393f90a0363f0e0934a86cd7b6815d4eb6cd25f0513b5e7620b1c7e1a4103f3c899
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
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Filesize
150KB
MD583067c0a8dafbc2af50fa7c2df61f30a
SHA1467b3493b1bddc6f43c63b6bfbd6d2c164905b78
SHA256ae5404e68c1c9251bdc18499161cc32d4afa50c80e86268127e8e8656d92bb9f
SHA512ea2d388c486dba362ff230da81f846acc3c77ce2b092e911ab87d6862771a807dd43909f55198c30b5110635c764444c5264016004ad94947fdedf59ae6500bd
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Filesize
150KB
MD57e503c206e57f0295da017914a957d04
SHA196c375b9c57292db73c7ef2f2df16cf7be1604bb
SHA256274844568a6a9ce334d71efeac21f528d7b54b2cd4377c978cc1270c6ad986c4
SHA512cd4889ae107c54df854042e030eb431664d4db9d6dc908d1f1910ca49b89d247222f9d19440fcc2d9a120c95b56cd694750072ab9486eea961b8c33391344c1c
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Filesize
4KB
MD5ddecbde54ca81453add94d2da22b2255
SHA1756962f47b13f8a08fcab693c3abf9af5b7e6d32
SHA2560ce295e3b8408cbe6fe39d17f9b771ffb4a329af507644c333e2bc16851e5e43
SHA512be3a837eaf311d4349d02c37a3203e0be2f925238aa6fd25662aea20e36d64cfb9d3e32e2a7d7f2b572236ce7e9caf7a76f7b0fc5551f68423531b502b11116d
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Filesize
3KB
MD5b9674de0868a93e9121bdb1d02d80130
SHA179d692fd03d3110a4358e2cc7442af9517489f3f
SHA2569268d24e96639cf4c0e8d74f9769092b415015692ea528820faaded6fc5b052c
SHA512b3264ad33eddedb2c18da883e2345247c762adc8a604991fce931cba06b86c361d23fa121e79d6c69948a2d5b9c1613139f401b971360d9d684abb5a61543c02
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Filesize
129B
MD5c5fc03e6e07e766ca74f83c775aac38a
SHA105d23c7ea91a71f2f346ae7ef660710101e2aebb
SHA256f7ec30ca8d31e5f723d494f33ae5f22a0896bf130c5791a17e5b55da4eedfe23
SHA512f880290cd0741448b194aafcb5e9a2a16002e0a7cec2ab0e286995c10b20c824d3e418cb187729234e52cf1b74191f7ca5eda42641ffa629a48d9572cc92c684