Analysis
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max time kernel
154s -
max time network
171s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
19-04-2022 04:07
Static task
static1
Behavioral task
behavioral1
Sample
1c.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
1c.exe
Resource
win10v2004-20220414-en
General
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Target
1c.exe
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Size
1004KB
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MD5
592b12b5a4d9beec0c8914fcb36a8f30
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SHA1
ae094c72b8c774cd9e573e12500c0869ece074aa
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SHA256
f02008f3656a77dcb5e4ca16153acfb649cf2717b1d60e58fe17073b452c6403
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SHA512
54c1c96c03f114976b5ccd56382bb1edb315bf21feb40a887e046dff9f5e33cfa29238c6a35218a85ab757a24b51343dfc451d2114fd89f9cc1e8630f5fb5c5b
Malware Config
Signatures
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Troldesh, Shade, Encoder.858
Troldesh is a ransomware spread by malspam.
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resource yara_rule behavioral1/memory/1688-56-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral1/memory/1688-57-0x0000000000400000-0x0000000000608000-memory.dmp upx -
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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Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ 1c.exe Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" 1c.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). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1688 1c.exe 1688 1c.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 1688 1c.exe