Resubmissions
06-04-2024 15:13
240406-slp4zsda2y 1006-04-2024 15:12
240406-slhd5sdf75 1006-04-2024 15:12
240406-sk9r1adf68 1006-04-2024 15:11
240406-skt2jsch9s 1025-03-2024 14:17
240325-rl28wadd8t 10Analysis
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max time kernel
1561s -
max time network
1565s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
06-04-2024 15:13
General
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Target
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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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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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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\[email protected]"C:\Users\Admin\AppData\Local\Temp\[email protected]"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
80KB
MD551d9ddd59f6883c9f35fc6b6070741c1
SHA1e333b1890a2cbeedd31d8c0208eee7823bee6af0
SHA256ef160f21a59a26f8b849bfda21951e7fd7bf12589a38d9bea1c8d19ce5c37c33
SHA512842a09a6299cfac9a822b92184ffb528107eaaa6c53977503bf821f00f3eaad06aee2cde672ed35eb655fa81b851782f7131cc0a55cc2906cc2fa5378c750116
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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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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