Analysis
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max time kernel
145s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
17-06-2024 05:31
Behavioral task
behavioral1
Sample
b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe
Resource
win10v2004-20240611-en
General
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Target
b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe
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Size
165KB
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MD5
b6fcb19eb3bcbf3eaf16c7bf3f134d61
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SHA1
6211ba0a1160b344c1740654b636a8fdd775fbd8
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SHA256
58cf92a67428816faa2f2ff2778ecfd8b129deb94b1a2ef1cbb3c13f665ffdac
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SHA512
8f6ed156e2d55dabc35a6012f5bbc8ce0bc031c7430e814d21f0d6d8d2ccf53e6ae4408c604359e2e4a37ca830d9a61efdf9422e9f4f3183c7c466b00d2bd020
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SSDEEP
3072:eCEq0R0nZ5ys5n4Y9doh7O79siUs/NadXHX0Fq:lw02sJPi7O93NwHX0Fq
Malware Config
Extracted
C:\Recovery\How to decrypt sa5n92qybx-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/5E8DE5371A38494D
http://decryptor.top/5E8DE5371A38494D
Signatures
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Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\L2mKLMcNmB = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe" b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe -
Enumerates connected drives 3 TTPs 25 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\E: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\T: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\V: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\B: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\G: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\U: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\K: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\R: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\S: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\Q: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\X: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\I: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\L: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\N: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\Y: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\F: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\H: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\D: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\J: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\M: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\O: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\W: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\A: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\P: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened (read-only) \??\Z: b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e8w.bmp" b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe -
Drops file in Program Files directory 39 IoCs
description ioc Process File opened for modification \??\c:\program files\CloseConvertFrom.emf b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\ExportInstall.odt b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\RepairMerge.dotm b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\RestartEnable.aif b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\SuspendDismount.wax b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\UnregisterRestore.bmp b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\AddCheckpoint.sql b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\ExpandExit.rar b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\ImportPing.M2V b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\RenameHide.cfg b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\ConvertFromMove.ADT b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\CompleteSwitch.midi b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\MeasureProtect.inf b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\PopRestore.ps1xml b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\ResetMeasure.ppsm b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\StepBackup.mp4v b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File created \??\c:\program files (x86)\microsoft sql server compact edition\How to decrypt sa5n92qybx-readme.txt b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File created \??\c:\program files (x86)\How to decrypt sa5n92qybx-readme.txt b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\WatchHide.shtml b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File created \??\c:\program files\How to decrypt sa5n92qybx-readme.txt b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\AssertRename.mp4 b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\BackupExport.001 b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\GetUndo.vsd b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\MoveClose.aif b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File created \??\c:\program files (x86)\microsoft sql server compact edition\v3.5\How to decrypt sa5n92qybx-readme.txt b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\ApproveClose.wma b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\GetSuspend.gif b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\MountConvert.mov b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\ReceiveApprove.mp3 b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\StopExpand.3gpp b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File created \??\c:\program files (x86)\microsoft sql server compact edition\v3.5\desktop\How to decrypt sa5n92qybx-readme.txt b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\ConnectWait.ps1xml b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\CloseCompress.xlsm b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\LimitJoin.xltx b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\RestartMerge.easmx b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\UnregisterSuspend.vsx b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\ApprovePing.wma b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\StepUnlock.asp b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe File opened for modification \??\c:\program files\EnterDisable.mp4 b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1832 b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe 1916 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1916 powershell.exe Token: SeBackupPrivilege 2816 vssvc.exe Token: SeRestorePrivilege 2816 vssvc.exe Token: SeAuditPrivilege 2816 vssvc.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1832 wrote to memory of 1916 1832 b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe 28 PID 1832 wrote to memory of 1916 1832 b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe 28 PID 1832 wrote to memory of 1916 1832 b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe 28 PID 1832 wrote to memory of 1916 1832 b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe 28 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\b6fcb19eb3bcbf3eaf16c7bf3f134d61_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1832 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1916
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:2616
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2816
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
6KB
MD545a59966952569910d466c279d668611
SHA1bd65ef4764495bc5869507e5a42ac685cc311831
SHA256555bd7f8a78305c50eeb61246eda5c80c361df626b97998637dd12148bc896f2
SHA512c6faffa8068bb4051119f75282d84020fd1d163e24f4ade1c16c20f1d3be18e093c4056d115fe5850387b4303a2cd5411f4f2755e1ec9912813c07f327860aaf