Analysis
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max time kernel
131s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
29-09-2024 22:34
Behavioral task
behavioral1
Sample
ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe
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Size
165KB
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MD5
ff6818d770e34c64c37e6a83a7b24be5
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SHA1
8af7c387cb323c180fd9c4fde99572a0af8fb228
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SHA256
47e05f24669a0ffd7ca461aaf7e76e0b6e17f6cf424e4d854ddc584ee26ef42c
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SHA512
b929fa19a51807605d6d05ae10d0362fe1c0b136eb087ac947637f57fa53811ebe2f58520a123587e9017e6ef66ac1622f59a743adf79751706c4f2982c5ea63
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SSDEEP
3072:dopp2Xda3yJQZiiykM2pngXEOkzob8AUXT3INq:dGp3zZiXkMEnSEVzoQFT8q
Malware Config
Extracted
C:\Users\23tdzd366f-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/CA244B4892B6571B
http://decryptor.cc/CA244B4892B6571B
Signatures
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Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
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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) \??\I: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\L: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\M: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\N: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\Q: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\T: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\F: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\B: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\H: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\O: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\S: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\V: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\G: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\R: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\X: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\Y: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\Z: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\D: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\A: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\J: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\K: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\P: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\U: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\W: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened (read-only) \??\E: ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\p19k690j.bmp" ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe -
Drops file in Program Files directory 34 IoCs
description ioc Process File opened for modification \??\c:\program files\PushSend.ADT ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\ResizeHide.eps ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\ResizeSwitch.xml ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\RevokeWrite.xlt ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\BackupCopy.i64 ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\ConvertFromSelect.mhtml ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\RepairFormat.dxf ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\RequestDisconnect.edrwx ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\SelectRegister.au3 ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\ShowSubmit.jpe ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\DenyOpen.001 ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\InstallRestore.midi ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\PublishReceive.xht ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\SearchMerge.zip ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\UnpublishPush.odp ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\ClearPublish.aiff ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\SkipUninstall.potm ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\StartResume.emz ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\SwitchInstall.potx ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\StopFormat.pptx ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\StopSave.temp ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File created \??\c:\program files (x86)\23tdzd366f-readme.txt ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\AssertLock.mp2 ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\CompressApprove.docx ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\CompressRedo.svgz ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\FormatWait.dib ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\InitializeResolve.php ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\CloseOptimize.001 ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\DebugStop.vstx ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\UninstallJoin.ttc ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File created \??\c:\program files\23tdzd366f-readme.txt ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\HideUnpublish.txt ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\UnblockSuspend.ini ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe File opened for modification \??\c:\program files\UndoMount.wdp ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4768 ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe 4768 ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe 4220 powershell.exe 4220 powershell.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 4768 ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe Token: SeDebugPrivilege 4220 powershell.exe Token: SeBackupPrivilege 3940 vssvc.exe Token: SeRestorePrivilege 3940 vssvc.exe Token: SeAuditPrivilege 3940 vssvc.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4768 wrote to memory of 4220 4768 ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe 89 PID 4768 wrote to memory of 4220 4768 ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe 89 -
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\ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ff6818d770e34c64c37e6a83a7b24be5_JaffaCakes118.exe"1⤵
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4768 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4220
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:784
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3940
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4148,i,7447299413640964517,4240724842020506306,262144 --variations-seed-version --mojo-platform-channel-handle=3884 /prefetch:81⤵PID:284
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
6KB
MD5d34fff0e7c5974754043e226ecb66f67
SHA1206fcfddfc6ddef2a33b8ab65fc86c9f6da02367
SHA256027eba4b9cb8eb60893d7bae304820f73d81dfa63f7fe0a7f51d96b809b13df0
SHA5120a0c4928a9597f73e8276fd197865ce4678cf93088e4cf88dff9ae9d0b7dbfa893878660a8129686519c5b668e765d457098f9fe6f3b50ee46777563914b6f3e
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82