General
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Target
213123.exe
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Size
3.1MB
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MD5
fa24791900c272c072287381afd3fd62
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SHA1
1040abf41ac4fde85d39d758bd19a213f948960f
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SHA256
174bdb307d6f759cdd8695cfc6957776cf679a91e7f6fce2d5f2489649fc7d97
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SHA512
4aea518e58164275cfe74198ed6d460d417669fa888c415b57b622f3117ee03a1972e0b73d02494dd67b696c31b906229b77ef8774ba56b1b93d4b7c2a2c63cc
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SSDEEP
49152:GvZI22SsaNYfdPBldt698dBcjHy7KnoGdwaryTHHB72eh2NT:Gva22SsaNYfdPBldt6+dBcjHy7q
Malware Config
Extracted
quasar
1.4.1
123
128973e6as8d.hopto.org:4782
d1668909-ba2b-415e-9c5e-76baaf1a9e83
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encryption_key
DD486A5776EEE0C1CA18FA5BADCEE991151ED181
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install_name
Client.exe
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log_directory
Logs
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reconnect_delay
100
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startup_key
Quasar Client Startup
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subdirectory
SubDir
Signatures
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Quasar family
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Quasar payload 1 IoCs
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 213123.exe
Files
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213123.exe.exe windows:4 windows x86 arch: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: 3.1MB - Virtual size: 3.1MB
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