Behavioral task
behavioral1
Sample
Setup NanoCore.exe
Resource
win7-20220812-en
General
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Target
Setup NanoCore.exe
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Size
502KB
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MD5
2432a79f87ae0700a2f681bb4c80fc7d
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SHA1
7305644f24889c2d1184b1917427ef73b25b3c9d
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SHA256
462f9fb435ede4892a1b4ffaadcb747825d2c361f6b153beee552ec295c48dc0
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SHA512
ee265f09302b8ed65a1133dcedea0619c2f54544760e4f819da91528487c9870aa659dfc9ac731536ea0d70401188d1afb966b30505f77d58d71fdceb86e3c72
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SSDEEP
6144:oTEgdc0YZXbZvdo6EsRwdCO+ZSOD/A6uscEwqb8F9WQLSqYYcTR32:oTEgdfYvdo6VZksgN7S1Ycd2
Malware Config
Extracted
quasar
1.4.0
Office01
192.168.126.1:4782
5.165.98.151:4782
a85aa22e-e90d-4495-8562-3795974d8493
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encryption_key
11F19CA636E6BC02F3A0417454F784805D789D97
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install_name
NanoCore.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Startup
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subdirectory
AntiMalware Service Рфслув
Signatures
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Quasar family
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Quasar payload 1 IoCs
Processes:
resource yara_rule sample family_quasar
Files
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Setup NanoCore.exe.exe windows x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 498KB - Virtual size: 498KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ