Analysis Overview
SHA256
a8db150f736de8b8654c7390cee378aebb1a8f11c13869fe9e63c223e4376766
Threat Level: Known bad
The file 2024-11-07_768c44a8ca7375f504ef546e50218314_darkside was found to be: Known bad.
Malicious Activity Summary
Rule to detect Lockbit 3.0 ransomware Windows payload
Lockbit family
Lockbit
Renames multiple (359) files with added filename extension
Renames multiple (594) files with added filename extension
Reads user/profile data of web browsers
Deletes itself
Loads dropped DLL
Checks computer location settings
Executes dropped EXE
Drops desktop.ini file(s)
Indicator Removal: File Deletion
Suspicious use of NtSetInformationThreadHideFromDebugger
Drops file in System32 directory
Sets desktop wallpaper using registry
System Location Discovery: System Language Discovery
Browser Information Discovery
Enumerates physical storage devices
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Enumerates system info in registry
Checks processor information in registry
Suspicious behavior: RenamesItself
Suspicious use of SendNotifyMessage
Suspicious use of FindShellTrayWindow
Modifies Control Panel
Suspicious behavior: EnumeratesProcesses
Opens file in notepad (likely ransom note)
Suspicious use of WriteProcessMemory
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-07 02:04
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
2024-11-07 02:04
Reported
2024-11-07 02:05
Platform
win7-20240903-en
Max time kernel
45s
Max time network
55s
Command Line
Signatures
Lockbit
Lockbit family
Renames multiple (359) files with added filename extension
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_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-1-5-21-3063565911-2056067323-3330884624-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
| File opened for modification | F:\$RECYCLE.BIN\S-1-5-21-3063565911-2056067323-3330884624-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
Indicator Removal: File Deletion
Sets desktop wallpaper using registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\pKSLKLNeI.bmp" | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\pKSLKLNeI.bmp" | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
Browser Information Discovery
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\3360.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\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
Modifies Control Panel
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Control Panel\Desktop | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Control Panel\Desktop\WallpaperStyle = "10" | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\pKSLKLNeI\DefaultIcon\ = "C:\\ProgramData\\pKSLKLNeI.ico" | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_Classes\Local Settings | C:\Windows\system32\rundll32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.pKSLKLNeI | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.pKSLKLNeI\ = "pKSLKLNeI" | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\pKSLKLNeI\DefaultIcon | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\pKSLKLNeI | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
Opens file in notepad (likely ransom note)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\NOTEPAD.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
| N/A | N/A | C:\ProgramData\3360.tmp | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe"
C:\ProgramData\3360.tmp
"C:\ProgramData\3360.tmp"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\3360.tmp >> NUL
C:\Windows\system32\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\pKSLKLNeI.README.txt
C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\Desktop\UnlockExpand.docx.pKSLKLNeI
C:\Program Files\7-Zip\7zFM.exe
"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\Desktop\UnlockExpand.docx.pKSLKLNeI"
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe"
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef69c9758,0x7fef69c9768,0x7fef69c9778
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1136 --field-trial-handle=1548,i,2714427618381008609,145740547837066424,131072 /prefetch:2
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1328 --field-trial-handle=1548,i,2714427618381008609,145740547837066424,131072 /prefetch:8
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1440 --field-trial-handle=1548,i,2714427618381008609,145740547837066424,131072 /prefetch:8
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2224 --field-trial-handle=1548,i,2714427618381008609,145740547837066424,131072 /prefetch:1
C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2232 --field-trial-handle=1548,i,2714427618381008609,145740547837066424,131072 /prefetch:1
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1132 --field-trial-handle=1548,i,2714427618381008609,145740547837066424,131072 /prefetch:2
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=3164 --field-trial-handle=1548,i,2714427618381008609,145740547837066424,131072 /prefetch:1
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3408 --field-trial-handle=1548,i,2714427618381008609,145740547837066424,131072 /prefetch:8
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3564 --field-trial-handle=1548,i,2714427618381008609,145740547837066424,131072 /prefetch:8
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3732 --field-trial-handle=1548,i,2714427618381008609,145740547837066424,131072 /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.google.com | udp |
| GB | 142.250.180.4:443 | www.google.com | tcp |
| US | 8.8.8.8:53 | ogads-pa.googleapis.com | udp |
| US | 8.8.8.8:53 | apis.google.com | udp |
| GB | 142.250.180.10:443 | ogads-pa.googleapis.com | tcp |
| GB | 216.58.201.110:443 | apis.google.com | tcp |
| GB | 142.250.180.10:443 | ogads-pa.googleapis.com | udp |
| US | 8.8.8.8:53 | play.google.com | udp |
| GB | 142.250.200.14:443 | play.google.com | tcp |
| N/A | 224.0.0.251:5353 | udp |
Files
memory/2192-0-0x00000000002B0000-0x00000000002F0000-memory.dmp
C:\$Recycle.Bin\S-1-5-21-3063565911-2056067323-3330884624-1000\BBBBBBBBBBB
| MD5 | b0ecd266ef4b83bc8ed30b54c9104a4b |
| SHA1 | a65d6675c50233aee459bca606d25f118e4f0362 |
| SHA256 | 423333b82e8d87ffa93e972d684f8e6b6f7aea72936b814ad824ce02368ef016 |
| SHA512 | 46e42724648adf48d78fc20bfedb93e55644e6e3790bc57fab416c35db3cd2317adbe843e21db769cb71a0c2412534a4a09822644c0eeebb61cd3406c3ce2580 |
C:\pKSLKLNeI.README.txt
| MD5 | dd746ace17e44ace00885b91400f11d5 |
| SHA1 | 4a0302d2dca400598f396e4230fdae71779cbeaa |
| SHA256 | b27c3c8a30faf7c76483b7e5d964ae85046a9713caa46508ee7a1e31b7dc6272 |
| SHA512 | 8ac26aa7262fdf1afdc74e604720a79ebde076c75f460d7d5f57ff4d81dedb1ad471eb114ddd428c1934029746f5c222339090680bc77a6ea09ce329e1da3ef1 |
F:\$RECYCLE.BIN\S-1-5-21-3063565911-2056067323-3330884624-1000\DDDDDDDDDDD
| MD5 | a5377b807178cae4d0f2ec8a961b1033 |
| SHA1 | c206386d5c26829f2fc3dfad9b9862ac166b2ce9 |
| SHA256 | 8e2fa8e17235b11e822268193be6a0a2ff6779254b5fedde490dfbffc5af3cd8 |
| SHA512 | 69c4df52f7fb769fad680e135c2d065ec6bc636f377db579573d0cc679dd54b52318e38f96d7545a4621c2c0a3bbcdc1c72e7addf3d104e837ec6f92dd093743 |
\ProgramData\3360.tmp
| MD5 | 294e9f64cb1642dd89229fff0592856b |
| SHA1 | 97b148c27f3da29ba7b18d6aee8a0db9102f47c9 |
| SHA256 | 917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2 |
| SHA512 | b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf |
memory/1848-894-0x0000000000310000-0x0000000000350000-memory.dmp
memory/1848-896-0x000000007EF20000-0x000000007EF21000-memory.dmp
memory/1848-895-0x000000007EF80000-0x000000007EF81000-memory.dmp
memory/1848-893-0x000000007EFA0000-0x000000007EFA1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
| MD5 | 1458a2ab73431ca17a5590f597b0bdc3 |
| SHA1 | 0c5fbf11078f161f672b0bc2ded0a31bec7d78f1 |
| SHA256 | c94dcb814ba2a5e43f93011bd2787d470bd0fce479f39a6c574c0601f00af915 |
| SHA512 | 1997d89ec6be33dd36df1056760a571f15f62a004ce867a5d49e0aee66d5c26afd732a9195bbc379f09e27a1e549784eb8de574d4cff35c87dc638efd702c25e |
memory/1848-926-0x000000007EF60000-0x000000007EF61000-memory.dmp
memory/1848-925-0x000000007EF40000-0x000000007EF41000-memory.dmp
C:\Users\Admin\Desktop\UnlockExpand.docx.pKSLKLNeI
| MD5 | 5cc5e20c84a9b4ec7ed5b03229a47c0f |
| SHA1 | 3a201bb21e466f45ee53724f4ede10312b25774a |
| SHA256 | 802be2f9c081745f5adc390523021bce5a957ce9aaf43cfdfaa2d1eb1f23208a |
| SHA512 | 4d02050d5224b4b9ce930cae724ff3a7208862799faa2dc4904657bdbe3785cff01ae686dabb726742e504e1d29ecb915e081eedc25fd0ff49ce3fc6d773089d |
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\000007.dbtmp
| MD5 | 18e723571b00fb1694a3bad6c78e4054 |
| SHA1 | afcc0ef32d46fe59e0483f9a3c891d3034d12f32 |
| SHA256 | 8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa |
| SHA512 | 43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2 |
\??\pipe\crashpad_2436_HCULUPAFJTLQHVVQ
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\DawnCache\data_1
| MD5 | f50f89a0a91564d0b8a211f8921aa7de |
| SHA1 | 112403a17dd69d5b9018b8cede023cb3b54eab7d |
| SHA256 | b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec |
| SHA512 | bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58 |
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\BrowserMetrics\BrowserMetrics-66D6A74C-3D0.pma.pKSLKLNeI
| MD5 | 42116866489b81af455b3fe0c5c35546 |
| SHA1 | ecf435ef115243fc34373a28eb95d2440cdb40d4 |
| SHA256 | 4484a354c419f3e905bb891d03908ac8b11f4803317fa0569e16a442ed450892 |
| SHA512 | 46d9c9951ddd27b29175c65e0df00dab63d28cd0866967d75afb3b8ecb51493f88d757c565c9ec3e6d748fe00f794b5495b2ebddd9208e70799951fc53dbe275 |
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GCM Store\Encryption\000006.dbtmp
| MD5 | aefd77f47fb84fae5ea194496b44c67a |
| SHA1 | dcfbb6a5b8d05662c4858664f81693bb7f803b82 |
| SHA256 | 4166bf17b2da789b0d0cc5c74203041d98005f5d4ef88c27e8281e00148cd611 |
| SHA512 | b733d502138821948267a8b27401d7c0751e590e1298fda1428e663ccd02f55d0d2446ff4bc265bdcdc61f952d13c01524a5341bc86afc3c2cde1d8589b2e1c3 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-07 02:04
Reported
2024-11-07 02:06
Platform
win10v2004-20241007-en
Max time kernel
150s
Max time network
151s
Command Line
Signatures
Lockbit
Lockbit family
Renames multiple (594) files with added filename extension
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation | C:\ProgramData\A4EC.tmp | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\A4EC.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-1-5-21-4089630652-1596403869-279772308-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
| File opened for modification | F:\$RECYCLE.BIN\S-1-5-21-4089630652-1596403869-279772308-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
Indicator Removal: File Deletion
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\system32\spool\PRINTERS\PPvjcxjjntgc1795teagnpuh0dd.TMP | C:\Windows\system32\printfilterpipelinesvc.exe | N/A |
| File created | C:\Windows\system32\spool\PRINTERS\00002.SPL | C:\Windows\splwow64.exe | N/A |
| File created | C:\Windows\system32\spool\PRINTERS\PP6tl0nt_83mww3eo6r_4e6d05.TMP | C:\Windows\system32\printfilterpipelinesvc.exe | N/A |
| File created | C:\Windows\system32\spool\PRINTERS\PPxnoxhp9yn40x2naft2mb7sjhb.TMP | C:\Windows\system32\printfilterpipelinesvc.exe | N/A |
Sets desktop wallpaper using registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\pKSLKLNeI.bmp" | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\pKSLKLNeI.bmp" | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\A4EC.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\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\ProgramData\A4EC.tmp | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| 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 |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | 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 |
Modifies Control Panel
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\Desktop\WallpaperStyle = "10" | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\Desktop | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\pKSLKLNeI\DefaultIcon | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\pKSLKLNeI | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\pKSLKLNeI\DefaultIcon\ = "C:\\ProgramData\\pKSLKLNeI.ico" | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\.pKSLKLNeI | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\.pKSLKLNeI\ = "pKSLKLNeI" | C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
| N/A | N/A | C:\ProgramData\A4EC.tmp | N/A |
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\2024-11-07_768c44a8ca7375f504ef546e50218314_darkside.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-07_768c44a8ca7375f504ef546e50218314_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:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE
/insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{A8E7A601-E3F7-4197-B338-8406861C468E}.xps" 133754186687720000
C:\ProgramData\A4EC.tmp
"C:\ProgramData\A4EC.tmp"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\A4EC.tmp >> NUL
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | roaming.officeapps.live.com | udp |
| IE | 52.109.76.243:443 | roaming.officeapps.live.com | tcp |
| US | 8.8.8.8:53 | 46.28.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 243.76.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 89.65.42.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/4692-1-0x00000000029B0000-0x00000000029C0000-memory.dmp
memory/4692-2-0x00000000029B0000-0x00000000029C0000-memory.dmp
memory/4692-0-0x00000000029B0000-0x00000000029C0000-memory.dmp
C:\$Recycle.Bin\S-1-5-21-4089630652-1596403869-279772308-1000\HHHHHHHHHHH
| MD5 | bba476ef900f53ada963767b5f95eecc |
| SHA1 | 14b98cdf70202791f6a7f1811e4a1e5fe056cfce |
| SHA256 | 1406d2e7a713a2814fdbb40d53f544f081f4a58bb71f6c2c589187cfe29f9b11 |
| SHA512 | bd5320d1518cc08adc76dd6dd53f1f765805758ab15da9204e8b54086ea3c7c8a3a24151cea6242049415ce18a9cfd521342b25c95db0c75a998a4cc39739781 |
C:\pKSLKLNeI.README.txt
| MD5 | dd746ace17e44ace00885b91400f11d5 |
| SHA1 | 4a0302d2dca400598f396e4230fdae71779cbeaa |
| SHA256 | b27c3c8a30faf7c76483b7e5d964ae85046a9713caa46508ee7a1e31b7dc6272 |
| SHA512 | 8ac26aa7262fdf1afdc74e604720a79ebde076c75f460d7d5f57ff4d81dedb1ad471eb114ddd428c1934029746f5c222339090680bc77a6ea09ce329e1da3ef1 |
F:\$RECYCLE.BIN\S-1-5-21-4089630652-1596403869-279772308-1000\DDDDDDDDDDD
| MD5 | cce360d148e2bd8b62938edbf675aa48 |
| SHA1 | 69d1f29ae58fe35f40c90cfc77d4fe3b23f1b671 |
| SHA256 | 4d48cfcf1e855e7a7c37d55f7b0b91936ae09417ade2cbcee934642306b288c3 |
| SHA512 | e43c2362f1ff585bd3daba9ccffd45eaf207b36565ad6adeaac65a24249727c96238c69e09aad0f0c97774d18cade93933645a69997e3bec7f2d048374ecfc03 |
memory/4692-2764-0x00000000029B0000-0x00000000029C0000-memory.dmp
memory/4692-2766-0x00000000029B0000-0x00000000029C0000-memory.dmp
memory/4692-2765-0x00000000029B0000-0x00000000029C0000-memory.dmp
memory/3232-2779-0x00007FF7D9E50000-0x00007FF7D9E60000-memory.dmp
memory/3232-2780-0x00007FF7D9E50000-0x00007FF7D9E60000-memory.dmp
memory/3232-2781-0x00007FF7D9E50000-0x00007FF7D9E60000-memory.dmp
memory/3232-2782-0x00007FF7D9E50000-0x00007FF7D9E60000-memory.dmp
memory/3232-2778-0x00007FF7D9E50000-0x00007FF7D9E60000-memory.dmp
C:\ProgramData\A4EC.tmp
| MD5 | 294e9f64cb1642dd89229fff0592856b |
| SHA1 | 97b148c27f3da29ba7b18d6aee8a0db9102f47c9 |
| SHA256 | 917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2 |
| SHA512 | b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf |
C:\Users\Admin\AppData\Local\Temp\CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
| MD5 | d9ad82d4e7816e438de7be37b64cc8e8 |
| SHA1 | 42f924bb86706dda6a5efcda75df64ed9462bbdc |
| SHA256 | 4a19fa25e559504ee6dc1b44c51868c9cda3894544c5f084054539abce9f2200 |
| SHA512 | fd30843fd9359229424133def2cc9d83586c2ff31642779c7d7d308292fe2a936a0f54dd7731482e135f636b32cdf2dccefca2d04b820f3360fb5083bcfc3ed2 |
memory/3232-2815-0x00007FF7D7BF0000-0x00007FF7D7C00000-memory.dmp
memory/3232-2816-0x00007FF7D7BF0000-0x00007FF7D7C00000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\{BF05B781-4E26-4888-9A72-D61A6AEB657E}
| MD5 | ff72eafc374bb880ca1184564326879d |
| SHA1 | 9655e2ed1d0ce73368d8890a5fcb9975100a37d9 |
| SHA256 | 601ae95c37d7c0b06e600dbeb1adfb0141010a318ba2b5f87ae90b37b8a21d3c |
| SHA512 | 8bc78bc99bea7528a6e7648cbae4eef32aad3c7bc1724247bf57d2cca5f0ee7f2b7783535b9eafed6af9a42c965fa34a44043bb281c9e56cd4a7d46a964f0566 |
C:\Users\Admin\Documents\OneNote Notebooks\My Notebook\Open Notebook.onetoc2
| MD5 | 2a25fab4afe41275f783e7a9749d3098 |
| SHA1 | af77e003b67d1a50e9322a2e80ecf9248a8fd3c7 |
| SHA256 | c9e890e5c467949697237102554910bb13ded601e9697ae5f75f2d22ee7f2e19 |
| SHA512 | 4b492e5d14c350b83561e3aa0d280c3196e3d41b27e45c9d38b9abeb4228b7090c5eb834f9c392d449f34942bb0fa7b325aebcbc4f72bdd91f20290f34e306b9 |