Resubmissions
14/03/2025, 12:46
250314-pz49aatrv9 1014/03/2025, 12:43
250314-pydpya1vbs 1014/03/2025, 12:42
250314-pxnths1tf1 1014/03/2025, 07:46
250314-jmdmxawvhv 10Analysis
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max time kernel
51s -
max time network
53s -
platform
windows11-21h2_x64 -
resource
win11-20250313-en -
resource tags
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submitted
14/03/2025, 12:42
Errors
General
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Target
2025-03-14_b66ef055f69d2d1a1d8a6f7128cc34a4_revil.exe
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Size
92KB
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MD5
b66ef055f69d2d1a1d8a6f7128cc34a4
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SHA1
b0bdbebb93abe1c437d9b8f243368ca0de74603a
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SHA256
c7d0fa4e911df7241f9385a109ad4814d10fb640bb8151e7d1abeec1065bcacd
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SHA512
c052dd76b90cad8b5d40409d00ef41d3e75439edab7e6cb79d60ec98bd17af172e4e56fa031bf1cd5256d7baa0f6ea13648044da641df90e992f36432fe0d64a
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SSDEEP
1536:Y73nkB0DyMgQSm9NwcKzwpR+7JICS4ABwZ/gsZujGC:c/hKzstg5gs2
Malware Config
Extracted
C:\Program Files (x86)\232ro7yse-readme.txt
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/D89057C0D7004E62
Signatures
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Credentials from Password Stores: Windows Credential Manager 1 TTPs
Suspicious access to Credentials History.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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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 27 IoCs
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Browser Information Discovery 1 TTPs
Enumerate browser information.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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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Modifies data under HKEY_USERS 15 IoCs
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Modifies registry class 3 IoCs
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Suspicious behavior: EnumeratesProcesses 6 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of AdjustPrivilegeToken 5 IoCs
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Suspicious use of SetWindowsHookEx 4 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\2025-03-14_b66ef055f69d2d1a1d8a6f7128cc34a4_revil.exe"C:\Users\Admin\AppData\Local\Temp\2025-03-14_b66ef055f69d2d1a1d8a6f7128cc34a4_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
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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
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x4 /state0:0xa3a23855 /state1:0x41c64e6d1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
2Credentials from Web Browsers
1Windows Credential Manager
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
6KB
MD52f48e1f5fc973035156dbf98c2c3925a
SHA16b0d6decb1d0737ea86e604c237c4d4f02787ead
SHA256abb363335477c7967e6413d0611c8e9e1a67b43984817b161eacf606611e34b5
SHA512e8a2a71df0eaba8a07390e638f73cc73bbe9e94e0321909734e730a823aefe507cf964903d051e70a2e8462f1abb31464049e107becadebf9455b8e7dea2c289