Analysis
-
max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
09-05-2024 04:58
Static task
static1
Behavioral task
behavioral1
Sample
2865ed46578bf51a1656064c7375b94d_JaffaCakes118.dll
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2865ed46578bf51a1656064c7375b94d_JaffaCakes118.dll
Resource
win10v2004-20240426-en
General
-
Target
2865ed46578bf51a1656064c7375b94d_JaffaCakes118.dll
-
Size
166KB
-
MD5
2865ed46578bf51a1656064c7375b94d
-
SHA1
fef692d2dcfc799b7399d88372fc5470c1ffc8b2
-
SHA256
ba11d5592a54787bae50a01afa3cef0f57b67ac4ba603525abb56d3260a5b6ce
-
SHA512
6b491507bcbe7259f59c3a1079e9bc02febe007e30a448bec1c1f4bd9e1ca4b646175c46eef83df3c4e084049b9228390674e6dcae737cc2bca7a3c70d6b3728
-
SSDEEP
3072:MJMawtnGqtWoKeZ9fh1CgnNto6jfmVvdOyY26bL:Ww9vteqJggn7oUfodOTL
Malware Config
Extracted
C:\Users\10y625-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/6D4444FB4423B5F8
http://decryptor.cc/6D4444FB4423B5F8
Signatures
-
Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
-
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) \??\K: rundll32.exe File opened (read-only) \??\R: rundll32.exe File opened (read-only) \??\Y: rundll32.exe File opened (read-only) \??\A: rundll32.exe File opened (read-only) \??\I: rundll32.exe File opened (read-only) \??\T: rundll32.exe File opened (read-only) \??\E: rundll32.exe File opened (read-only) \??\Q: rundll32.exe File opened (read-only) \??\F: rundll32.exe File opened (read-only) \??\J: rundll32.exe File opened (read-only) \??\N: rundll32.exe File opened (read-only) \??\S: rundll32.exe File opened (read-only) \??\O: rundll32.exe File opened (read-only) \??\G: rundll32.exe File opened (read-only) \??\Z: rundll32.exe File opened (read-only) \??\X: rundll32.exe File opened (read-only) \??\D: rundll32.exe File opened (read-only) \??\B: rundll32.exe File opened (read-only) \??\H: rundll32.exe File opened (read-only) \??\U: rundll32.exe File opened (read-only) \??\V: rundll32.exe File opened (read-only) \??\W: rundll32.exe File opened (read-only) \??\L: rundll32.exe File opened (read-only) \??\M: rundll32.exe File opened (read-only) \??\P: rundll32.exe -
Drops file in Program Files directory 37 IoCs
description ioc Process File opened for modification \??\c:\program files\EnablePush.ods rundll32.exe File opened for modification \??\c:\program files\MergeReceive.raw rundll32.exe File created \??\c:\program files\10y625-readme.txt rundll32.exe File opened for modification \??\c:\program files\CompleteHide.xml rundll32.exe File opened for modification \??\c:\program files\DismountMeasure.ram rundll32.exe File opened for modification \??\c:\program files\HideMount.txt rundll32.exe File opened for modification \??\c:\program files\RestartWatch.sql rundll32.exe File opened for modification \??\c:\program files\RevokeComplete.png rundll32.exe File opened for modification \??\c:\program files\SyncConvertTo.tiff rundll32.exe File opened for modification \??\c:\program files\BlockDisconnect.asp rundll32.exe File opened for modification \??\c:\program files\SuspendStep.ram rundll32.exe File opened for modification \??\c:\program files\UnblockInvoke.mp4 rundll32.exe File opened for modification \??\c:\program files\UseUnregister.xml rundll32.exe File created \??\c:\program files (x86)\10y625-readme.txt rundll32.exe File opened for modification \??\c:\program files\PublishUninstall.aiff rundll32.exe File opened for modification \??\c:\program files\SaveUnblock.odp rundll32.exe File opened for modification \??\c:\program files\SkipSend.mp4 rundll32.exe File opened for modification \??\c:\program files\StartCheckpoint.i64 rundll32.exe File opened for modification \??\c:\program files\GetEdit.xltx rundll32.exe File opened for modification \??\c:\program files\CompleteProtect.aifc rundll32.exe File opened for modification \??\c:\program files\ImportMeasure.pot rundll32.exe File opened for modification \??\c:\program files\LockExport.easmx rundll32.exe File opened for modification \??\c:\program files\RemoveProtect.cfg rundll32.exe File opened for modification \??\c:\program files\ResetConvertTo.html rundll32.exe File opened for modification \??\c:\program files\SelectResize.mhtml rundll32.exe File opened for modification \??\c:\program files\SubmitEdit.TTS rundll32.exe File opened for modification \??\c:\program files\ClearUnpublish.vbs rundll32.exe File opened for modification \??\c:\program files\EnableDismount.wmf rundll32.exe File opened for modification \??\c:\program files\ProtectSplit.wdp rundll32.exe File opened for modification \??\c:\program files\UninstallInstall.TS rundll32.exe File opened for modification \??\c:\program files\ClearConfirm.ADT rundll32.exe File opened for modification \??\c:\program files\ResolveLock.dib rundll32.exe File opened for modification \??\c:\program files\FormatComplete.vb rundll32.exe File opened for modification \??\c:\program files\DisableResolve.xlsx rundll32.exe File opened for modification \??\c:\program files\MeasureUninstall.asf rundll32.exe File opened for modification \??\c:\program files\SubmitExport.aif rundll32.exe File opened for modification \??\c:\program files\CompressWait.MTS rundll32.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3808 rundll32.exe 3808 rundll32.exe 3492 powershell.exe 3492 powershell.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 3808 rundll32.exe Token: SeDebugPrivilege 3492 powershell.exe Token: SeBackupPrivilege 3636 vssvc.exe Token: SeRestorePrivilege 3636 vssvc.exe Token: SeAuditPrivilege 3636 vssvc.exe Token: SeTakeOwnershipPrivilege 3808 rundll32.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3068 wrote to memory of 3808 3068 rundll32.exe 84 PID 3068 wrote to memory of 3808 3068 rundll32.exe 84 PID 3068 wrote to memory of 3808 3068 rundll32.exe 84 PID 3808 wrote to memory of 3492 3808 rundll32.exe 94 PID 3808 wrote to memory of 3492 3808 rundll32.exe 94 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2865ed46578bf51a1656064c7375b94d_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3068 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2865ed46578bf51a1656064c7375b94d_JaffaCakes118.dll,#12⤵
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3808 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3492
-
-
-
C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:2224
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3636
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
6KB
MD5dcc653baa7ab718a6a6b4147d630d9a6
SHA1c75ca03794c9a98adf677c4b4d3160e99154f0cd
SHA25600d00ac264ce57407a731493f7f1ff164f4989c29a857c167b142e76c2b97df5
SHA51262e9b2c03d7679dec642ba9b048cc63f136b6eab81aa49ee999a7916bdb5a9f26ee3abbf2ec43df6748d93dd6cf6727f5df0ce79edf850d29337942a81d97048
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82