Analysis
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max time kernel
118s -
max time network
132s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
24-01-2022 02:09
Static task
static1
Behavioral task
behavioral1
Sample
4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe
Resource
win10-en-20211208
General
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Target
4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe
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Size
164KB
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MD5
96b14c03ea5bb2e3f554f378a2d913aa
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SHA1
7cb414191f445d1bd8ef54e99b4b033b80f61075
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SHA256
4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333
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SHA512
76633a9a18e9cc40ba76754ad547cf048935c127e6646a0d288d82909ac42cd811826aaa33d764f1d3a3ea42b672267aeb09f9a2b065549ffc29028357ccfea9
Malware Config
Extracted
C:\3bqjlpw-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/4282D76D20BC9CE1
http://decryptor.top/4282D76D20BC9CE1
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 6 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exedescription ioc process File renamed C:\Users\Admin\Pictures\NewMount.raw => \??\c:\users\admin\pictures\NewMount.raw.3bqjlpw 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\users\admin\pictures\PingEnter.tiff 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File renamed C:\Users\Admin\Pictures\CopyInvoke.crw => \??\c:\users\admin\pictures\CopyInvoke.crw.3bqjlpw 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File renamed C:\Users\Admin\Pictures\DebugCompress.png => \??\c:\users\admin\pictures\DebugCompress.png.3bqjlpw 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File renamed C:\Users\Admin\Pictures\PingEnter.tiff => \??\c:\users\admin\pictures\PingEnter.tiff.3bqjlpw 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File renamed C:\Users\Admin\Pictures\ShowReceive.tif => \??\c:\users\admin\pictures\ShowReceive.tif.3bqjlpw 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe -
Enumerates connected drives 3 TTPs 25 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exedescription ioc process File opened (read-only) \??\R: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\T: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\W: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\X: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\G: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\L: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\M: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\O: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\J: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\K: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\U: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\A: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\F: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\H: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\I: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\E: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\V: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\Y: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\Z: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\S: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\D: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\B: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\N: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\P: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened (read-only) \??\Q: 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\6ldf8uo.bmp" 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe -
Drops file in Program Files directory 27 IoCs
Processes:
4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exedescription ioc process File opened for modification \??\c:\program files\DisconnectStop.zip 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\ImportLimit.xlsb 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\UnpublishInitialize.xlt 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\ExitMove.vbe 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\OpenRepair.emf 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\ResumePublish.aifc 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\SkipTest.ppsm 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\SplitCopy.vssm 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File created \??\c:\program files (x86)\microsoft sql server compact edition\v3.5\desktop\3bqjlpw-readme.txt 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\FindReset.3g2 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File created \??\c:\program files (x86)\microsoft sql server compact edition\v3.5\3bqjlpw-readme.txt 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\FormatOut.aiff 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\NewOut.png 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\RestoreSubmit.ADTS 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\UninstallUnprotect.xltm 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File created \??\c:\program files (x86)\microsoft sql server compact edition\3bqjlpw-readme.txt 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\WaitUninstall.xml 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\ConvertFromStop.mp2 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\DisableDeny.html 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\SuspendCompress.mhtml 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File created \??\c:\program files (x86)\3bqjlpw-readme.txt 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\PushFind.sql 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\WatchGrant.xlsb 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File created \??\c:\program files\3bqjlpw-readme.txt 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\InitializeInvoke.vdx 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\SelectLock.inf 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe File opened for modification \??\c:\program files\ShowWrite.ods 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exepowershell.exepid process 1840 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe 692 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
powershell.exevssvc.exedescription pid process Token: SeDebugPrivilege 692 powershell.exe Token: SeBackupPrivilege 1292 vssvc.exe Token: SeRestorePrivilege 1292 vssvc.exe Token: SeAuditPrivilege 1292 vssvc.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exedescription pid process target process PID 1840 wrote to memory of 692 1840 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe powershell.exe PID 1840 wrote to memory of 692 1840 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe powershell.exe PID 1840 wrote to memory of 692 1840 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe powershell.exe PID 1840 wrote to memory of 692 1840 4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe powershell.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe"C:\Users\Admin\AppData\Local\Temp\4a0f399840bb73f3b70d4461ec1a37cffcb3e4789c876042d133ed903c5d9333.exe"1⤵
- Modifies extensions of user files
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -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/692-56-0x000007FEFB781000-0x000007FEFB783000-memory.dmpFilesize
8KB
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memory/692-58-0x00000000024B0000-0x00000000025B2000-memory.dmpFilesize
1.0MB
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memory/692-59-0x00000000025B2000-0x00000000025B4000-memory.dmpFilesize
8KB
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memory/692-60-0x00000000025B4000-0x00000000025B7000-memory.dmpFilesize
12KB
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memory/692-57-0x000007FEF2A20000-0x000007FEF357D000-memory.dmpFilesize
11.4MB
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memory/692-61-0x00000000025BB000-0x00000000025DA000-memory.dmpFilesize
124KB
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memory/1840-55-0x0000000075421000-0x0000000075423000-memory.dmpFilesize
8KB