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14/05/2023, 23:14
230514-28eq7sgb8z 10Analysis
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max time kernel
90s -
max time network
89s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
14/05/2023, 23:14
Static task
static1
Behavioral task
behavioral1
Sample
bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe
Resource
win10v2004-20230220-en
General
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Target
bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe
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Size
1.5MB
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MD5
695a0d416cdccad008acb2369b0165a2
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SHA1
c9002f65273ac587f5753f50cf61911885d92521
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SHA256
bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb
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SHA512
e92a53c963f5aacf94cbbda3da097d1f29140459ff552d5659ecca3f6c33aec6063c13ce16d3ff6c0046ee88400c6bc5bf410aa9fbc4513c478c0bc0423de051
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SSDEEP
24576:kcDD3THmsmB7K1k52fzgtv0HqIYG3yC3Q1KbeRho7KWU8RKDyAlAY:bTHmsq72zgtv0HYG37bD7KWU8UhV
Malware Config
Signatures
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Troldesh, Shade, Encoder.858
Troldesh is a ransomware spread by malspam.
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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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resource yara_rule behavioral1/memory/2024-54-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral1/memory/2024-55-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral1/memory/2024-56-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral1/memory/2024-58-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral1/memory/2024-57-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral1/memory/2024-60-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral1/memory/2024-64-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral1/memory/2024-65-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral1/memory/2024-68-0x0000000000400000-0x0000000000608000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe Key created \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe -
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 physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2024 bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe 2024 bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 2024 bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe"C:\Users\Admin\AppData\Local\Temp\bf32e333d663fe20ab1c77d2f3f3af946fb159c51b1cd3b4b2afd6fc3e1897bb.exe"1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:2024
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C:\Windows\system32\cmd.execmd /c ""C:\Users\Admin\Desktop\SyncClose.bat" "1⤵PID:1684
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C:\Windows\system32\cmd.execmd /c ""C:\Users\Admin\Desktop\SyncClose.bat" "1⤵PID:1696
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C:\Windows\system32\cmd.execmd /c ""C:\Users\Admin\Desktop\SyncClose.bat" "1⤵PID:1804
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C:\Windows\system32\cmd.execmd /c ""C:\Users\Admin\Desktop\SyncClose.bat" "1⤵PID:1668
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C:\Windows\system32\cmd.execmd /c ""C:\Users\Admin\Desktop\SyncClose.bat" "1⤵PID:1808
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C:\Windows\system32\cmd.execmd /c ""C:\Users\Admin\Desktop\SyncClose.bat" "1⤵PID:1516