Resubmissions
07-04-2024 06:20
240407-g37jtaeh8z 1007-04-2024 06:20
240407-g3294aeh8w 1007-04-2024 06:20
240407-g3wsbafd64 1007-04-2024 06:19
240407-g3pzrseh7w 1025-07-2022 19:25
220725-x41ewsbfh9 10Analysis
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max time kernel
1563s -
max time network
1567s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
07-04-2024 06:20
General
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Target
5466ba20f94b4a5f28a7dd9b2ee00b611104da3267e71d976dd6dc88ff6e83c1.exe
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Size
1.3MB
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MD5
029121f4c1fc507eee2da7ef0f81c52f
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SHA1
5bdfc541991da167e6fb256a64e05e05f92fc5db
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SHA256
5466ba20f94b4a5f28a7dd9b2ee00b611104da3267e71d976dd6dc88ff6e83c1
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SHA512
94e38cc00fcbc431da0300eba6683f251e0b4c4ca71cc88d941acf998207d3df14b59322d9d59d5522649c80f26689fa1a44ad59371eeafcd4107c9dd42d3e2f
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SSDEEP
24576:GP2e+mt0BUefY1OOz6KgoHPLVGdbiCu4SMZ4QU:89EfG3s28vuWg
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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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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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of UnmapMainImage 1 IoCs
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Suspicious use of WriteProcessMemory 12 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\5466ba20f94b4a5f28a7dd9b2ee00b611104da3267e71d976dd6dc88ff6e83c1.exe"C:\Users\Admin\AppData\Local\Temp\5466ba20f94b4a5f28a7dd9b2ee00b611104da3267e71d976dd6dc88ff6e83c1.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 UnmapMainImage
- 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:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
85KB
MD50bb6f8e62c574baa3e5de2b46a95f1a1
SHA1797304b9c8cad6f1685f39c0a0cf0828ec54ac91
SHA25664d8a52a8e6c827b9cec14b9886e1908887035b1c71e679958843e912f91500a
SHA512ee2ac9a94642a71961d9a7aa083a8a537d342b9d3e3c4bd7a6835a15e56fd69c4914d23f779431cc5941597dd606b06af89d3b3d3d72c00cfc1b6fa1e37dda28
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Filesize
852KB
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Filesize
2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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Filesize
852KB
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Filesize
2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB