Resubmissions
29-01-2023 18:20
230129-wy2v4aab6s 10Analysis
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max time kernel
151s -
max time network
176s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
29-01-2023 18:20
Static task
static1
Behavioral task
behavioral1
Sample
629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe
Resource
win10v2004-20220812-en
General
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Target
629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe
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Size
1.2MB
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MD5
969305f9f01a46e8eee82885d9bde2bd
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SHA1
a5cf52711faec6b7ec152ac074496a7a6e825765
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SHA256
629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70
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SHA512
a916a1ef2bc9c77e9cb3476def54747dcf9c6819c9dd436d8e7ec4f9c3046ce850db7727fc97f820aba070015e06975540f5cacbf6e7341a3ffb787560590ba2
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SSDEEP
24576:U0Xy5spQBcumH3iA537SEHKa3RoMF/tM7duvJkdV4KL:U0iupecuYSAt2E53WMF/+duvJIV4S
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 behavioral2/memory/1780-133-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/1780-134-0x0000000000400000-0x0000000000608000-memory.dmp upx behavioral2/memory/1780-136-0x0000000000400000-0x0000000000608000-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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.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 4 IoCs
pid Process 1780 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 1780 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 1780 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe 1780 629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe"C:\Users\Admin\AppData\Local\Temp\629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe"1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:1780