Resubmissions
05-07-2023 13:23
230705-qnby2acf23 10Analysis
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max time kernel
1563s -
max time network
1568s -
platform
windows7_x64 -
resource
win7-20240319-en -
resource tags
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submitted
14-04-2024 12:02
General
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Target
03246cda354d8efbc9e22057c.exe
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Size
1.1MB
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MD5
32126de1466136e0b4f39560f3956fb9
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SHA1
1f2b679904a40552d24d430529e70c916504aef4
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SHA256
03246cda354d8efbc9e22057cc283609825f15cf33ddc5296deac54c2b540218
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SHA512
50b49d35e8953584e1dc3a9263093ef1be4f75ac6daec1eb18d649ff9228d819166aa0949f9f0f336354ce10ad7f5a71295b1704b86f311c0e3afebbbc9905ec
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SSDEEP
24576:o67iOScr1wsPJ0L9V/QvZzvG7L6U0Bshunf:o67iO3isPJ0LSvQ5hunf
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\03246cda354d8efbc9e22057c.exe"C:\Users\Admin\AppData\Local\Temp\03246cda354d8efbc9e22057c.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
69KB
MD531f753610489ec7cf01c679b8b74835a
SHA1aad4fc6a01cc04d102512dace1173f6a740b83f7
SHA256d1816693ba79098d93e7849d818e139f47639083e6c738bf3daa466c55f59d22
SHA512bf896922dc0bd2f9ea0d7e3883b4f743fb805f3133a2b675f65a9397d9a1183e560a4be5eff02ef568e787806a43a42fcd9754b1351749297982ce7fbbb3c475
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Filesize
852KB
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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
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
852KB
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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
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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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Filesize
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
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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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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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2.0MB
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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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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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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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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
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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
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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
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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
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Filesize
2.0MB
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Filesize
2.0MB