Analysis Overview
SHA256
c1e76af376454bab05e44634ca4e017e7607e41c9df6e067162d28064a1c7cd6
Threat Level: Known bad
The file 2024-11-21_913458a5e9eb4026c62609375b534227_darkside was found to be: Known bad.
Malicious Activity Summary
Lockbit family
Rule to detect Lockbit 3.0 ransomware Windows payload
Loads dropped DLL
Executes dropped EXE
Checks computer location settings
Reads user/profile data of web browsers
Drops desktop.ini file(s)
Indicator Removal: File Deletion
Drops file in System32 directory
Suspicious use of NtSetInformationThreadHideFromDebugger
System Location Discovery: System Language Discovery
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-21 20:23
Signatures
Lockbit family
Rule to detect Lockbit 3.0 ransomware Windows payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-21 20:23
Reported
2024-11-21 20:26
Platform
win7-20241023-en
Max time kernel
119s
Max time network
120s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\D836.tmp | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-21_913458a5e9eb4026c62609375b534227_darkside.exe | N/A |
Reads user/profile data of web browsers
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File opened for modification | C:\$Recycle.Bin\S-1-5-21-1163522206-1469769407-485553996-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\2024-11-21_913458a5e9eb4026c62609375b534227_darkside.exe | N/A |
| File opened for modification | F:\$RECYCLE.BIN\S-1-5-21-1163522206-1469769407-485553996-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\2024-11-21_913458a5e9eb4026c62609375b534227_darkside.exe | N/A |
Indicator Removal: File Deletion
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\D836.tmp | N/A |
| N/A | N/A | C:\ProgramData\D836.tmp | N/A |
| N/A | N/A | C:\ProgramData\D836.tmp | N/A |
| N/A | N/A | C:\ProgramData\D836.tmp | N/A |
| N/A | N/A | C:\ProgramData\D836.tmp | N/A |
| N/A | N/A | C:\ProgramData\D836.tmp | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\2024-11-21_913458a5e9eb4026c62609375b534227_darkside.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\ProgramData\D836.tmp | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2024-11-21_913458a5e9eb4026c62609375b534227_darkside.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-21_913458a5e9eb4026c62609375b534227_darkside.exe"
C:\ProgramData\D836.tmp
"C:\ProgramData\D836.tmp"
C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x14c
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\D836.tmp >> NUL
Network
Files
memory/2396-0-0x00000000001B0000-0x00000000001F0000-memory.dmp
C:\$Recycle.Bin\S-1-5-21-1163522206-1469769407-485553996-1000\desktop.ini
| MD5 | c1be35f349fdc7c85a78ae55274035ac |
| SHA1 | ac9e3d0e6d369849dd62ff72ef1715147f97a4d0 |
| SHA256 | 8d46e51e14b8a8aa1d2eb9967d8aacdeca6ae8f067519c505b9fcfcf7f11f513 |
| SHA512 | 75d36d439f579fad486ae274383bcd45861556e2d372b75017bde9540931879ccd2a73e7879d6bd9bf4157557a87dc8f0d218039d8b98c8ed72c651beb35faeb |
C:\88keWj8Nu.README.txt
| MD5 | 2c8a477210bc402025a4f4e41c2d7d39 |
| SHA1 | 6a0712f23a5804431f12a8d9d6c46dba547b3fb7 |
| SHA256 | 6ef1c87c6bb2394097048c2d7495f228e53bc59a3a1232ad389f21c166432d76 |
| SHA512 | 3cb182a1e90a0c1576719b0b021e16f4ddfb26f225a88daff520c1b9226fb1d10cef96cba0df73feea81d9cc597a210f9120c2c1ab8bc2b5bb931af865ce8550 |
F:\$RECYCLE.BIN\S-1-5-21-1163522206-1469769407-485553996-1000\DDDDDDDDDDD
| MD5 | 7a5afefa71df7e4361c2dbc503257e4a |
| SHA1 | e2d4b6ac6c718aaf154ea383c7fb60bb96b2879c |
| SHA256 | f6b6e1adf3cb9ac8e3bf314aff9a34d8a52cbf29daa203f8a766d5d826be4c55 |
| SHA512 | 86e3ef8cd01887dd893e2bc3dc598e0058110ddf0f6e078b79689acb3ff91c8cba431c0996144c5187c89f3c91be4499e2db035d5e56c393e269b8c8ec0aef9f |
C:\ProgramData\D836.tmp
| MD5 | 294e9f64cb1642dd89229fff0592856b |
| SHA1 | 97b148c27f3da29ba7b18d6aee8a0db9102f47c9 |
| SHA256 | 917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2 |
| SHA512 | b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf |
memory/2220-893-0x000000007EFA0000-0x000000007EFA1000-memory.dmp
memory/2220-897-0x000000007EF80000-0x000000007EF81000-memory.dmp
memory/2220-896-0x000000007EF20000-0x000000007EF21000-memory.dmp
memory/2220-895-0x00000000020A0000-0x00000000020E0000-memory.dmp
memory/2220-894-0x00000000020A0000-0x00000000020E0000-memory.dmp
memory/2220-899-0x00000000020A0000-0x00000000020E0000-memory.dmp
memory/2220-898-0x00000000020A0000-0x00000000020E0000-memory.dmp
memory/2220-903-0x000000007EF60000-0x000000007EF61000-memory.dmp
memory/2220-902-0x000000007EF40000-0x000000007EF41000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-21 20:23
Reported
2024-11-21 20:26
Platform
win10v2004-20241007-en
Max time kernel
93s
Max time network
149s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation | C:\ProgramData\F0AA.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\F0AA.tmp | N/A |
Reads user/profile data of web browsers
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File opened for modification | C:\$Recycle.Bin\S-1-5-21-4050598569-1597076380-177084960-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\2024-11-21_913458a5e9eb4026c62609375b534227_darkside.exe | N/A |
| File opened for modification | F:\$RECYCLE.BIN\S-1-5-21-4050598569-1597076380-177084960-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\2024-11-21_913458a5e9eb4026c62609375b534227_darkside.exe | N/A |
Indicator Removal: File Deletion
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\system32\spool\PRINTERS\00002.SPL | C:\Windows\splwow64.exe | N/A |
| File created | C:\Windows\system32\spool\PRINTERS\PP02v807pm8fqoy0blydapcsx0.TMP | C:\Windows\system32\printfilterpipelinesvc.exe | N/A |
| File created | C:\Windows\system32\spool\PRINTERS\PPi_0ewg0g7wzlfp00tsx1_a0dd.TMP | C:\Windows\system32\printfilterpipelinesvc.exe | N/A |
| File created | C:\Windows\system32\spool\PRINTERS\PP8w_umbg1qop65017d9h0qoksd.TMP | C:\Windows\system32\printfilterpipelinesvc.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\F0AA.tmp | N/A |
| N/A | N/A | C:\ProgramData\F0AA.tmp | N/A |
| N/A | N/A | C:\ProgramData\F0AA.tmp | N/A |
| N/A | N/A | C:\ProgramData\F0AA.tmp | N/A |
| N/A | N/A | C:\ProgramData\F0AA.tmp | N/A |
| N/A | N/A | C:\ProgramData\F0AA.tmp | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\ProgramData\F0AA.tmp | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\2024-11-21_913458a5e9eb4026c62609375b534227_darkside.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2024-11-21_913458a5e9eb4026c62609375b534227_darkside.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-21_913458a5e9eb4026c62609375b534227_darkside.exe"
C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
C:\Windows\system32\printfilterpipelinesvc.exe
C:\Windows\system32\printfilterpipelinesvc.exe -Embedding
C:\ProgramData\F0AA.tmp
"C:\ProgramData\F0AA.tmp"
C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE
/insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{4CE10476-24F2-4FF6-8540-22E4435E1482}.xps" 133766942376650000
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\F0AA.tmp >> NUL
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 225.194.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | roaming.officeapps.live.com | udp |
| GB | 52.109.28.47:443 | roaming.officeapps.live.com | tcp |
| US | 8.8.8.8:53 | 97.32.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 47.28.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 211.143.182.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 105.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
Files
memory/2892-2-0x0000000002B10000-0x0000000002B20000-memory.dmp
memory/2892-0-0x0000000002B10000-0x0000000002B20000-memory.dmp
memory/2892-1-0x0000000002B10000-0x0000000002B20000-memory.dmp
C:\$Recycle.Bin\S-1-5-21-4050598569-1597076380-177084960-1000\DDDDDDDDDDD
| MD5 | 295cc95ea80b12e12eb93904e7912774 |
| SHA1 | 43fdb5e92fad4707a1cb1e222fe64221e9fc9524 |
| SHA256 | a82c4f6426cd5fc7ee4047f5e68ea2fb35eb8602b4ac95be332783213a4de153 |
| SHA512 | c691b31640426517a5c62b19ef164aea84d70fb01c4c64937f7888930c18ed6463785da2e78af5f54a1985bf0a027c000f5b09d2dd674e27424cea8f878da9c0 |
F:\$RECYCLE.BIN\S-1-5-21-4050598569-1597076380-177084960-1000\DDDDDDDDDDD
| MD5 | e01fc8aac35973cfb3ad3913d85e4efa |
| SHA1 | 92fbe3989a3ced60f5a6e01952d6e08b4f22ff0b |
| SHA256 | 03cad513004e081e12ec59bd68227c90798367671acfd0812bffc7df2a9db5b7 |
| SHA512 | 8a580e01ecf58dcc6cdb345f4267b20e9b2b52875cbd1947f4a9629ee33d3325466f14aed5a55e2eb6aafdc6e7420fd417591edd0fc82cc3e95c3d23aa6f651f |
C:\88keWj8Nu.README.txt
| MD5 | 319f287adf57521f55062bb9fb393403 |
| SHA1 | 8868194ba48d02a672971364e65c219645125279 |
| SHA256 | d93ea445c448843268d88169f3d140a42e8a2e2bcf0338d9a3caaee6f180df08 |
| SHA512 | 321c8435e022347e918ff4c39b166f79fbda7c9f78270da68bc6cf8284440b1968ed1444839567d91e49524eb6611f1e666ffececdcdfe5a8973399484e485cb |
memory/2892-2855-0x0000000002B10000-0x0000000002B20000-memory.dmp
memory/2892-2856-0x0000000002B10000-0x0000000002B20000-memory.dmp
memory/2892-2857-0x0000000002B10000-0x0000000002B20000-memory.dmp
C:\ProgramData\F0AA.tmp
| MD5 | 294e9f64cb1642dd89229fff0592856b |
| SHA1 | 97b148c27f3da29ba7b18d6aee8a0db9102f47c9 |
| SHA256 | 917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2 |
| SHA512 | b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf |
memory/2516-2872-0x00007FFBEC270000-0x00007FFBEC280000-memory.dmp
memory/2516-2876-0x00007FFBEC270000-0x00007FFBEC280000-memory.dmp
memory/2516-2875-0x00007FFBEC270000-0x00007FFBEC280000-memory.dmp
memory/2516-2874-0x00007FFBEC270000-0x00007FFBEC280000-memory.dmp
memory/2516-2873-0x00007FFBEC270000-0x00007FFBEC280000-memory.dmp
memory/2516-2877-0x00007FFBE9B10000-0x00007FFBE9B20000-memory.dmp
memory/2516-2878-0x00007FFBE9B10000-0x00007FFBE9B20000-memory.dmp
C:\Users\Admin\Documents\OneNote Notebooks\My Notebook\Open Notebook.onetoc2
| MD5 | 46889d957a8d1e40c33ccac5caeaa446 |
| SHA1 | a8f4ed1dc2cc982b81f5194a80927fe04d14dc32 |
| SHA256 | b27bb47324a0cc8cbebeabdaf73fdc275c58b1eb7d8a29514db9b3cb7b0d0fd9 |
| SHA512 | 1994811d81f1942732346d51758ccd8d364e74fdddf98f9a23f8465a25afde60f41b72b2783a7cb43f0072eadbfa3712424e718ba1a2e401fb9ce1c4e42ce148 |