Resubmissions
07-04-2024 02:09
240407-clhrxaag45 10Analysis
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max time kernel
1793s -
max time network
1802s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
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submitted
14-04-2024 11:56
General
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Target
NoMoreRansom.exe
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Size
1.4MB
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MD5
63210f8f1dde6c40a7f3643ccf0ff313
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SHA1
57edd72391d710d71bead504d44389d0462ccec9
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SHA256
2aab13d49b60001de3aa47fb8f7251a973faa7f3c53a3840cdf5fd0b26e9a09f
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SHA512
87a89e8ab85be150a783a9f8d41797cfa12f86fdccb48f2180c0498bfd2b1040b730dee4665fe2c83b98d436453680226051b7f1532e1c0e0cda0cf702e80a11
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SSDEEP
12288:WZgSKWk54jeg6lL5assQHtzV2KoLJ+PwXxwuLSJ8slf1zMr6iL/KNDx2PIXe2Q:KgoLetlLS8tz6V+PwD0XVMrXCNDxtK
Malware Config
Signatures
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Troldesh, Shade, Encoder.858
Troldesh is a ransomware spread by malspam.
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies Installed Components in the registry 2 TTPs 1 IoCs
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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UPX packed file 64 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Adds Run key to start application 2 TTPs 2 IoCs
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Enumerates connected drives 3 TTPs 1 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 64 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Interacts with shadow copies 2 TTPs 3 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
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Modifies registry class 2 IoCs
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Suspicious behavior: EnumeratesProcesses 4 IoCs
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Suspicious use of AdjustPrivilegeToken 15 IoCs
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Suspicious use of FindShellTrayWindow 6 IoCs
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Suspicious use of SendNotifyMessage 8 IoCs
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Suspicious use of WriteProcessMemory 6 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\NoMoreRansom.exe"C:\Users\Admin\AppData\Local\Temp\NoMoreRansom.exe"1⤵
- Adds Run key to start application
- 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\vssadmin.exeC:\Windows\system32\vssadmin.exe List Shadows2⤵
- Interacts with shadow copies
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C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet2⤵
- Interacts with shadow copies
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C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe List Shadows2⤵
- Interacts with shadow copies
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4244 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:81⤵
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3988 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:81⤵
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\explorer.exeexplorer.exe1⤵
- Modifies Installed Components in the registry
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
98KB
MD5fb61ebd6c02ff6695641b412c86c107b
SHA1e29547a4f9d650e1e6a427895dbcd2b41d3c2868
SHA25614c65ad9dd4648d6250b1a178d4b32bba27da9ece130ebe9ce289f7a6d974365
SHA5123e2065c138573abc1fbeb1c4b78c766f800fb52575faded8157adfcb7fdfdecfd42f18caafc9e25f1c3f03421b8624debd33a22f5dee6c88c2d0c7eae8fe4971
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Filesize
824KB
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Filesize
1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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1.9MB
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Filesize
1.9MB
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Filesize
1.9MB
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Filesize
1.9MB
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Filesize
1.9MB
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Filesize
1.9MB