Analysis
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max time kernel
148s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
04-09-2024 14:07
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
resource yara_rule behavioral2/files/0x000f0000000233f2-9.dat family_lockbit -
Renames multiple (626) 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.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation 166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exe Key value queried \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation FB78.tmp -
Executes dropped EXE 2 IoCs
pid Process 4876 ggc.exe 4568 FB78.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
description ioc Process File opened for modification C:\$Recycle.Bin\S-1-5-21-656926755-4116854191-210765258-1000\desktop.ini ggc.exe File opened for modification F:\$RECYCLE.BIN\S-1-5-21-656926755-4116854191-210765258-1000\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
description ioc Process File created C:\Windows\system32\spool\PRINTERS\00002.SPL splwow64.exe File created C:\Windows\system32\spool\PRINTERS\PPd5e80rwvjko_92v2a0m_y022.TMP printfilterpipelinesvc.exe File created C:\Windows\system32\spool\PRINTERS\PPpa82mrsrkoe5j9l0_xnu0i81.TMP printfilterpipelinesvc.exe File created C:\Windows\system32\spool\PRINTERS\PP_3jyxp05urpj40y0oayeicj4c.TMP printfilterpipelinesvc.exe -
Sets desktop wallpaper using registry 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\wlJ8FiR2h.bmp" ggc.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\wlJ8FiR2h.bmp" ggc.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 4568 FB78.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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ggc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language FB78.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.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ONENOTE.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 ONENOTE.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz ONENOTE.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description 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
description ioc Process Key created \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\Desktop ggc.exe Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\Desktop\WallpaperStyle = "10" ggc.exe -
Modifies registry class 5 IoCs
description ioc Process 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.wlJ8FiR2h\ = "wlJ8FiR2h" ggc.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe 4876 ggc.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeAssignPrimaryTokenPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeDebugPrivilege 4876 ggc.exe Token: 36 4876 ggc.exe Token: SeImpersonatePrivilege 4876 ggc.exe Token: SeIncBasePriorityPrivilege 4876 ggc.exe Token: SeIncreaseQuotaPrivilege 4876 ggc.exe Token: 33 4876 ggc.exe Token: SeManageVolumePrivilege 4876 ggc.exe Token: SeProfSingleProcessPrivilege 4876 ggc.exe Token: SeRestorePrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeSystemProfilePrivilege 4876 ggc.exe Token: SeTakeOwnershipPrivilege 4876 ggc.exe Token: SeShutdownPrivilege 4876 ggc.exe Token: SeDebugPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeBackupPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe Token: SeSecurityPrivilege 4876 ggc.exe -
Suspicious use of SetWindowsHookEx 13 IoCs
pid Process 6112 ONENOTE.EXE 6112 ONENOTE.EXE 6112 ONENOTE.EXE 6112 ONENOTE.EXE 6112 ONENOTE.EXE 6112 ONENOTE.EXE 6112 ONENOTE.EXE 6112 ONENOTE.EXE 6112 ONENOTE.EXE 6112 ONENOTE.EXE 6112 ONENOTE.EXE 6112 ONENOTE.EXE 6112 ONENOTE.EXE -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1360 wrote to memory of 4876 1360 166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exe 90 PID 1360 wrote to memory of 4876 1360 166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exe 90 PID 1360 wrote to memory of 4876 1360 166bba02413995aff28ffeb27d3bf3d5a5f6a6cd36893e252c7b9a22836f4980.exe 90 PID 4876 wrote to memory of 5904 4876 ggc.exe 97 PID 4876 wrote to memory of 5904 4876 ggc.exe 97 PID 4144 wrote to memory of 6112 4144 printfilterpipelinesvc.exe 102 PID 4144 wrote to memory of 6112 4144 printfilterpipelinesvc.exe 102 PID 4876 wrote to memory of 4568 4876 ggc.exe 103 PID 4876 wrote to memory of 4568 4876 ggc.exe 103 PID 4876 wrote to memory of 4568 4876 ggc.exe 103 PID 4876 wrote to memory of 4568 4876 ggc.exe 103 PID 4568 wrote to memory of 5108 4568 FB78.tmp 104 PID 4568 wrote to memory of 5108 4568 FB78.tmp 104 PID 4568 wrote to memory of 5108 4568 FB78.tmp 104
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:1360 -
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:4876 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122883⤵
- Drops file in System32 directory
PID:5904
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C:\ProgramData\FB78.tmp"C:\ProgramData\FB78.tmp"3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4568 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\FB78.tmp >> NUL4⤵
- System Location Discovery: System Language Discovery
PID:5108
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:6020
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C:\Windows\system32\printfilterpipelinesvc.exeC:\Windows\system32\printfilterpipelinesvc.exe -Embedding1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4144 -
C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE/insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{A1DB22E4-5CC7-4662-B99B-326B47FCE42B}.xps" 1336993244035100002⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
PID:6112
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
129B
MD5d6cd92cde8ba52f8b9736a0fe6c419ea
SHA120bd6860cd42dcda08681c00f86bf18165c60287
SHA256904a05fbbeb87bec6ba8490a410baf3af97ca292a5841aed5735315e32d49b78
SHA5126b84bc9badcade1396f95d047bf8a62fcc4da04581e2492e3b2d83bd4210d0bd0cd434c932060ffa7bfd17adfc94b646e8af61e9359dd6f54090cb9f2f0609cb
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
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Filesize
150KB
MD52861bcaefe58213b32b656c38430c4d8
SHA16f2b93cbad574858b51c4185a371f74cd0b06a54
SHA2567386a459521d897e513ca5f87215120a656ac5545960830671c20add0286d22d
SHA512e69548034820267766fa0a01fd494ea1c136b0fca639c0abcc6ab2ac0b4e3929d7863b07b71a9b0287e567bf8041d699e063e3f841872264a6bc507787b55b2d
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Filesize
150KB
MD57e503c206e57f0295da017914a957d04
SHA196c375b9c57292db73c7ef2f2df16cf7be1604bb
SHA256274844568a6a9ce334d71efeac21f528d7b54b2cd4377c978cc1270c6ad986c4
SHA512cd4889ae107c54df854042e030eb431664d4db9d6dc908d1f1910ca49b89d247222f9d19440fcc2d9a120c95b56cd694750072ab9486eea961b8c33391344c1c
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Filesize
4KB
MD51355db9b4a68bfcd2354320c5bb4cdce
SHA127630f3b4dc1f9b14e06dbe95f0ebc8749900546
SHA256f08dee41d7be7dd65c4d550847d771cacce70aab4654720211d9d1ef7c3f09b6
SHA5129e50d2a4709935331e2f8108b6b400802a23eb6a7706ef338589030ef283095673bf7938f6a03dee393374f1549d7177066d98635c232956a2cd8be35905bae8
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Filesize
4KB
MD573b23c51f86411d8d526b296db0f8f6d
SHA1c2dd8404948c97c984bccdddbf8acad50c601758
SHA256331444a018594a75ce5a3c631109c43543e1cd79a4a369f26ec7a31cae2f133e
SHA512a3d0dcc7d088d15d7f0701c81f1921d67badf4438b838dae90b06928c32f0fc78373d2a639f162e76ca8bafef98cbe0e390bca74f6e315dd632b4cdde0f3e608
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Filesize
3KB
MD5b9674de0868a93e9121bdb1d02d80130
SHA179d692fd03d3110a4358e2cc7442af9517489f3f
SHA2569268d24e96639cf4c0e8d74f9769092b415015692ea528820faaded6fc5b052c
SHA512b3264ad33eddedb2c18da883e2345247c762adc8a604991fce931cba06b86c361d23fa121e79d6c69948a2d5b9c1613139f401b971360d9d684abb5a61543c02
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Filesize
129B
MD5adf4edcf068012f5d9d1e50ddbe41462
SHA1d08ac943af55aa6479c86f6186f656e2234a9b10
SHA25603c42cbb1f6fb6a6fafe5b3b5fd17b126531efafdfc415cf61c6c4f758cca939
SHA51291a5b4681b06ed8ca3df8e731201c5f513b38234b55506bd3df7bae3fbe44175db9803fe5a3aaad0de6ba7966c1e52d540cdccc6305048b7b3d08dc9496b1c14