Analysis
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max time kernel
94s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
28-08-2024 13:04
Static task
static1
Behavioral task
behavioral1
Sample
WebAdvisorInstall.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
WebAdvisorInstall.exe
Resource
win10v2004-20240802-en
General
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Target
WebAdvisorInstall.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:\Users\Admin\Videos\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/0x000b000000023378-9.dat family_lockbit -
Renames multiple (620) 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:
WebAdvisorInstall.exeDA05.tmpdescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation WebAdvisorInstall.exe Key value queried \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation DA05.tmp -
Executes dropped EXE 2 IoCs
Processes:
ggc.exeDA05.tmppid Process 4148 ggc.exe 468 DA05.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-1-5-21-2412658365-3084825385-3340777666-1000\desktop.ini ggc.exe File opened for modification F:\$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:
printfilterpipelinesvc.exesplwow64.exedescription ioc Process File created C:\Windows\system32\spool\PRINTERS\PP84dm0urrss3_x4jo700kw_kde.TMP printfilterpipelinesvc.exe File created C:\Windows\system32\spool\PRINTERS\00002.SPL splwow64.exe File created C:\Windows\system32\spool\PRINTERS\PPs5vmidjsrunslj7mitjlbxrfc.TMP printfilterpipelinesvc.exe File created C:\Windows\system32\spool\PRINTERS\PPxhqburl8r_qoxqfr3_kjthlbd.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:
DA05.tmppid Process 468 DA05.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.exeDA05.tmpcmd.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ggc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language DA05.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 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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\wlJ8FiR2h ggc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\wlJ8FiR2h\DefaultIcon\ = "C:\\ProgramData\\wlJ8FiR2h.ico" ggc.exe -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
Processes:
ONENOTE.EXEpid Process 3428 ONENOTE.EXE 3428 ONENOTE.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
ggc.exepid Process 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe 4148 ggc.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
ggc.exedescription pid Process Token: SeAssignPrimaryTokenPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeDebugPrivilege 4148 ggc.exe Token: 36 4148 ggc.exe Token: SeImpersonatePrivilege 4148 ggc.exe Token: SeIncBasePriorityPrivilege 4148 ggc.exe Token: SeIncreaseQuotaPrivilege 4148 ggc.exe Token: 33 4148 ggc.exe Token: SeManageVolumePrivilege 4148 ggc.exe Token: SeProfSingleProcessPrivilege 4148 ggc.exe Token: SeRestorePrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeSystemProfilePrivilege 4148 ggc.exe Token: SeTakeOwnershipPrivilege 4148 ggc.exe Token: SeShutdownPrivilege 4148 ggc.exe Token: SeDebugPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeBackupPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe Token: SeSecurityPrivilege 4148 ggc.exe -
Suspicious use of SetWindowsHookEx 16 IoCs
Processes:
ONENOTE.EXEpid Process 3428 ONENOTE.EXE 3428 ONENOTE.EXE 3428 ONENOTE.EXE 3428 ONENOTE.EXE 3428 ONENOTE.EXE 3428 ONENOTE.EXE 3428 ONENOTE.EXE 3428 ONENOTE.EXE 3428 ONENOTE.EXE 3428 ONENOTE.EXE 3428 ONENOTE.EXE 3428 ONENOTE.EXE 3428 ONENOTE.EXE 3428 ONENOTE.EXE 3428 ONENOTE.EXE 3428 ONENOTE.EXE -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
WebAdvisorInstall.exeggc.exeprintfilterpipelinesvc.exeDA05.tmpdescription pid Process procid_target PID 4640 wrote to memory of 4148 4640 WebAdvisorInstall.exe 89 PID 4640 wrote to memory of 4148 4640 WebAdvisorInstall.exe 89 PID 4640 wrote to memory of 4148 4640 WebAdvisorInstall.exe 89 PID 4148 wrote to memory of 1472 4148 ggc.exe 98 PID 4148 wrote to memory of 1472 4148 ggc.exe 98 PID 5068 wrote to memory of 3428 5068 printfilterpipelinesvc.exe 101 PID 5068 wrote to memory of 3428 5068 printfilterpipelinesvc.exe 101 PID 4148 wrote to memory of 468 4148 ggc.exe 102 PID 4148 wrote to memory of 468 4148 ggc.exe 102 PID 4148 wrote to memory of 468 4148 ggc.exe 102 PID 4148 wrote to memory of 468 4148 ggc.exe 102 PID 468 wrote to memory of 1720 468 DA05.tmp 103 PID 468 wrote to memory of 1720 468 DA05.tmp 103 PID 468 wrote to memory of 1720 468 DA05.tmp 103
Processes
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C:\Users\Admin\AppData\Local\Temp\WebAdvisorInstall.exe"C:\Users\Admin\AppData\Local\Temp\WebAdvisorInstall.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4640 -
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:4148 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122883⤵
- Drops file in System32 directory
PID:1472
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C:\ProgramData\DA05.tmp"C:\ProgramData\DA05.tmp"3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:468 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\DA05.tmp >> NUL4⤵
- System Location Discovery: System Language Discovery
PID:1720
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:784
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C:\Windows\system32\printfilterpipelinesvc.exeC:\Windows\system32\printfilterpipelinesvc.exe -Embedding1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:5068 -
C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE/insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{1E294EC7-7D44-44F2-B440-481CD429F2CD}.xps" 1336932394091200002⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3428
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
129B
MD5924041768e86729e064ff36fca60ad95
SHA1c791ab394d6f96d184ba57b46e968b2ff36ceecd
SHA256c0d0553cbfed76029cd4a76e5105c5097d99420597b58dc1da0c7e1179044dd3
SHA51248ad7e0668c279ec55aaa5d77e4cb73aae762b66b1a599d02df1e12053ca2f3b37c29727d87a85a08b1a7d7ca20f283172ddcadf96faff0e1e232b10f5b92eb8
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
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Filesize
13.1MB
MD50f826039ec8e4ae951bc7f7c7ca69a52
SHA11c723def92c61e1abf7c33b983256dabea9d534d
SHA256840cc29c94f5b8e4512f8b12a4f0547804be7f3ed78449314724994a272b3552
SHA51233fe9c6dc46e2269200f5adc249ed445c4923cd5876eb85dcdf4ca99cc5bbee5fd5aafcb43ffd4f4469d22515e615fd3e25da997633e1707aaf621fe651e3bda
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Filesize
150KB
MD56e94378127c2fcd160bb76522563dcab
SHA11038f385b21a0efa1deb89fa246cb701f63cf54c
SHA256eefa5f74e48cf48888a2fb9920e06772038dfe5f96dd769330315649aa5f09d9
SHA5122a72e70921e19fb9ec756aa0a6f5c447f18a74235221ac16b58c228f41963792155add1538c6207abf64b9c3707194ea09ea42f714e21e28d56358dd2c376c92
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Filesize
150KB
MD57e503c206e57f0295da017914a957d04
SHA196c375b9c57292db73c7ef2f2df16cf7be1604bb
SHA256274844568a6a9ce334d71efeac21f528d7b54b2cd4377c978cc1270c6ad986c4
SHA512cd4889ae107c54df854042e030eb431664d4db9d6dc908d1f1910ca49b89d247222f9d19440fcc2d9a120c95b56cd694750072ab9486eea961b8c33391344c1c
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Filesize
4KB
MD59314d0af84ad38865780de9bb3363e7f
SHA1a95f1b3027ed7f2219db0a525419ffa02976f5d7
SHA256f0a71ae16cd447d6e98f76efbd70c8c44eff8213c11ef44071aba546acb0a78b
SHA51210dbf2a7d5957fdff3559b6de809513c00700012a9e583dcada7c36de32de6eabe8456cbaed1d636bb3ec0be2cc57fcf79ac8faf67159c7931771c35b49c86fc
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Filesize
4KB
MD5eaa632a36b2b0471cf8d31846b23b6fb
SHA149026c91daa6a78c4ba7054ca6548c927ab1e3f5
SHA256ea907ebb6b5e840a1ddf837f9e3bd66b2cb1f4abc04e391ebd4bc15a8af286f3
SHA5123d9acde9107d4148672eaec6ff92c18af426290f7be4ab6fe9db3c60e85e511696508e5f26675655ce525249bfe1443f40f19f3c24a504e6a41548aca0ba2467
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Filesize
4KB
MD5fe8149f69abe1d8c86091d3851559f49
SHA191a7457c799de790ec415694a8e109ae12da7573
SHA256e93b85d5b0291726d5e2b9c630aa7b5cce0382d6fb74016c177d8ea6969f1630
SHA512a1fa2421d740d7ded24410b4d29e920e748a9017116bb571cc7e02ca666f9389bd1c78029d2a184141bd35d91e3aaa4a4eee4b5d0518f5d2064069a69ca9a687
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Filesize
3KB
MD5b9674de0868a93e9121bdb1d02d80130
SHA179d692fd03d3110a4358e2cc7442af9517489f3f
SHA2569268d24e96639cf4c0e8d74f9769092b415015692ea528820faaded6fc5b052c
SHA512b3264ad33eddedb2c18da883e2345247c762adc8a604991fce931cba06b86c361d23fa121e79d6c69948a2d5b9c1613139f401b971360d9d684abb5a61543c02
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Filesize
129B
MD52a3285fafb706e016f30ee1d2fb8f858
SHA1214eae1b30bc42a84ea1a98947839b508d76849e
SHA25618cc979e4ca31d39381712ddf7091ddca8d81292b6621bd1838b36c86e57b30f
SHA512ccaa6d076a049b28e513d977494f0b438a74a64812a53728b11ada1b0db720cfa8f493082eb77245eadc0083a907916e5fa1bab3cc1721c1542f4ff2ae542ceb