Analysis
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max time kernel
147s -
max time network
138s -
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 01:57
Behavioral task
behavioral1
Sample
ggc.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
ggc.exe
Resource
win10v2004-20240802-en
General
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Target
ggc.exe
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Size
150KB
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MD5
7e503c206e57f0295da017914a957d04
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SHA1
96c375b9c57292db73c7ef2f2df16cf7be1604bb
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SHA256
274844568a6a9ce334d71efeac21f528d7b54b2cd4377c978cc1270c6ad986c4
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SHA512
cd4889ae107c54df854042e030eb431664d4db9d6dc908d1f1910ca49b89d247222f9d19440fcc2d9a120c95b56cd694750072ab9486eea961b8c33391344c1c
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SSDEEP
3072:6qJogYkcSNm9V7DPaGkxDSzGmblnDPET:6q2kc4m9tDyNDSrdj
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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Renames multiple (611) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
BFA7.tmpdescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation BFA7.tmp -
Deletes itself 1 IoCs
Processes:
BFA7.tmppid Process 4640 BFA7.tmp -
Executes dropped EXE 1 IoCs
Processes:
BFA7.tmppid Process 4640 BFA7.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\PPujoij452w650uwctvyqa4enad.TMP printfilterpipelinesvc.exe File created C:\Windows\system32\spool\PRINTERS\PPzyuen8n5x0mzze3jxl8zcc6yd.TMP printfilterpipelinesvc.exe File created C:\Windows\system32\spool\PRINTERS\PPejr2j2bfo0cg1elh_1fz_5k6d.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:
BFA7.tmppid Process 4640 BFA7.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.exeBFA7.tmpcmd.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ggc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language BFA7.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-1-5-21-1302416131-1437503476-2806442725-1000\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 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 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe 2512 ggc.exe -
Suspicious behavior: RenamesItself 26 IoCs
Processes:
BFA7.tmppid Process 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp 4640 BFA7.tmp -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
ggc.exedescription pid Process Token: SeAssignPrimaryTokenPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeDebugPrivilege 2512 ggc.exe Token: 36 2512 ggc.exe Token: SeImpersonatePrivilege 2512 ggc.exe Token: SeIncBasePriorityPrivilege 2512 ggc.exe Token: SeIncreaseQuotaPrivilege 2512 ggc.exe Token: 33 2512 ggc.exe Token: SeManageVolumePrivilege 2512 ggc.exe Token: SeProfSingleProcessPrivilege 2512 ggc.exe Token: SeRestorePrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeSystemProfilePrivilege 2512 ggc.exe Token: SeTakeOwnershipPrivilege 2512 ggc.exe Token: SeShutdownPrivilege 2512 ggc.exe Token: SeDebugPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeBackupPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe Token: SeSecurityPrivilege 2512 ggc.exe -
Suspicious use of SetWindowsHookEx 13 IoCs
Processes:
ONENOTE.EXEpid Process 4824 ONENOTE.EXE 4824 ONENOTE.EXE 4824 ONENOTE.EXE 4824 ONENOTE.EXE 4824 ONENOTE.EXE 4824 ONENOTE.EXE 4824 ONENOTE.EXE 4824 ONENOTE.EXE 4824 ONENOTE.EXE 4824 ONENOTE.EXE 4824 ONENOTE.EXE 4824 ONENOTE.EXE 4824 ONENOTE.EXE -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
ggc.exeprintfilterpipelinesvc.exeBFA7.tmpdescription pid Process procid_target PID 2512 wrote to memory of 6072 2512 ggc.exe 94 PID 2512 wrote to memory of 6072 2512 ggc.exe 94 PID 452 wrote to memory of 4824 452 printfilterpipelinesvc.exe 99 PID 452 wrote to memory of 4824 452 printfilterpipelinesvc.exe 99 PID 2512 wrote to memory of 4640 2512 ggc.exe 100 PID 2512 wrote to memory of 4640 2512 ggc.exe 100 PID 2512 wrote to memory of 4640 2512 ggc.exe 100 PID 2512 wrote to memory of 4640 2512 ggc.exe 100 PID 4640 wrote to memory of 4652 4640 BFA7.tmp 101 PID 4640 wrote to memory of 4652 4640 BFA7.tmp 101 PID 4640 wrote to memory of 4652 4640 BFA7.tmp 101
Processes
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C:\Users\Admin\AppData\Local\Temp\ggc.exe"C:\Users\Admin\AppData\Local\Temp\ggc.exe"1⤵
- 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:2512 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵
- Drops file in System32 directory
PID:6072
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C:\ProgramData\BFA7.tmp"C:\ProgramData\BFA7.tmp"2⤵
- Checks computer location settings
- Deletes itself
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4640 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\BFA7.tmp >> NUL3⤵
- System Location Discovery: System Language Discovery
PID:4652
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:6124
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C:\Windows\system32\printfilterpipelinesvc.exeC:\Windows\system32\printfilterpipelinesvc.exe -Embedding1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:452 -
C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE/insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{586FA09C-87E7-41AA-953C-6102851E5564}.xps" 1336945669505500002⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
PID:4824
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
129B
MD51cf8a08911ff58c217ca8e8fbba2dcf9
SHA11fd4032cd45a75c8353e6a7589beee74ebc30e21
SHA2563b0e81052589e9e8f59dd56c26284f9863596dd270b67113397403005dd058db
SHA5124d6510ce718d01c6ee77ac248686a5f41c12d79870a6f2784ceddb89ac6074f532a37c6d2768ac5a3214063205e04379fcea17d2274cc504f44562c492f6279f
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
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Filesize
150KB
MD5a141a54aaf2043bd215320c3dce8c36d
SHA12e90099ca329bc17ec703a32a64dafa2cb95f542
SHA25677cc2464b49eb331c6333b32f2a483b14cedbe5f31886739974257fcb46c83bb
SHA512cc677c2f4f67893e06c38ce69e04a133164f7ddf5d4338b9801d566c4cb70053b3d34a5e3d00581da351bccaadc0863c62d8b4da9e72e8bffe29cd2bd04562c3
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Filesize
4KB
MD5a88dd9456a2268fb38822ea0ba9367ef
SHA1c2f0c912b3793481647ba193e4e9a2a2d49f2441
SHA2560b8044756de9a4fefec003585f93616036e0c381ccda7686306657ad9d9114e8
SHA51284564316c5faa7958e5f5a03f92038c32db9c8e3b016661e08d39288b8caf708c3be40c14a2f5b41992a25c0f1e6748a7c638db3756aaac80e7e6d17c1bfe876
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Filesize
4KB
MD54fd2f8874f22a8312155489c122727d3
SHA1a21217513216e1a109551ac9fe68b97a9ce12a81
SHA2561db28a840cb638be8f11aba6fd186607b2c5facb1cafd49d1b4bff61f69d3e59
SHA5123aeeac14bf042e8cabb59094f08dfde9c4e9e44861a725502ba6a835277e1bf62b2541ec134698d89e5738c5547017cc113006ac18fb055b670d9192a0428af8
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Filesize
3KB
MD5b9674de0868a93e9121bdb1d02d80130
SHA179d692fd03d3110a4358e2cc7442af9517489f3f
SHA2569268d24e96639cf4c0e8d74f9769092b415015692ea528820faaded6fc5b052c
SHA512b3264ad33eddedb2c18da883e2345247c762adc8a604991fce931cba06b86c361d23fa121e79d6c69948a2d5b9c1613139f401b971360d9d684abb5a61543c02
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Filesize
129B
MD574a1c9568b8df61d24a1e925b2256cb5
SHA1dee42ba1a8b3b8c1a510af6af07b9b1acc0c8cb4
SHA2563281138410f32c5e44e0ed39d192d68a132d164a7ba866a9c279376c355917b6
SHA512f3c90ed8e1d7bed964b6661a2cf470f7a277531491093f10a42e55f9b3aff33f9acf1b2f02367e03befbf17dcff094088837dc5660f0b53502bd1ce8a4833ac5