Resubmissions
08-03-2024 15:04
240308-sfnzqsaa47 10Analysis
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max time kernel
458s -
max time network
462s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
14-04-2024 11:53
Static task
static1
Behavioral task
behavioral1
Sample
bb8fce33b3478355c5a6c4f52f6ff83b.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
bb8fce33b3478355c5a6c4f52f6ff83b.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
bb8fce33b3478355c5a6c4f52f6ff83b.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral4
Sample
bb8fce33b3478355c5a6c4f52f6ff83b.exe
Resource
win11-20240412-en
General
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Target
bb8fce33b3478355c5a6c4f52f6ff83b.exe
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Size
1.1MB
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MD5
bb8fce33b3478355c5a6c4f52f6ff83b
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SHA1
81ed80cb69b5c6e65bff71b8c53160a467099475
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SHA256
6192163bbb9343a274904093b94d6b12111a88bf24b58cbf9ed2c1463503e022
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SHA512
a1f9bad36ff0a866db0aaf918cd70ed235c1bf1679dbadea8a5e2746686e2736833e7fe10d6caec459106e90ad9efdd55ca2b66afb1b2f7c507cd46363cbed69
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SSDEEP
24576:UlTshPoDiXbNSXIN6L/Y1ja1zwdY4k2A/QaFcEYZFj:UshPjNSXGic+FwTbA4SR2
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/2264-1-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral1/memory/2264-2-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral1/memory/2264-3-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral1/memory/2264-4-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral1/memory/2264-5-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral1/memory/2264-8-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral1/memory/2264-12-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral1/memory/2264-13-0x0000000000400000-0x0000000000608000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" bb8fce33b3478355c5a6c4f52f6ff83b.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 2264 bb8fce33b3478355c5a6c4f52f6ff83b.exe 2264 bb8fce33b3478355c5a6c4f52f6ff83b.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 2264 bb8fce33b3478355c5a6c4f52f6ff83b.exe