General
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Target
Client-built.exe
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Size
3.1MB
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MD5
051c0af81f5cbd223e3ff00d85535add
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SHA1
d6341e619cb5321f4e3229c01745dfae37d8d94e
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SHA256
022058a4eb0b9e4ebb4190e76baebe78c8e189b4efea69efa142bc986d6e1322
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SHA512
303732d8548703ef534792cf14e64843b1b10b893c14c01eea8f99969d245777fd8888f6044c533b74594a530e3a10f59705bc5bfc73bc0666e9e8a1b733fe7e
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SSDEEP
49152:6vlt62XlaSFNWPjljiFa2RoUYII8MM1J3SoGduZVTHHB72eh2NT:6vX62XlaSFNWPjljiFXRoUYII8M1+Z
Malware Config
Extracted
quasar
1.4.1
Office04
bore.pub:29569
2ccf3787-b7b3-49e0-87bc-882b5c71bb3f
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encryption_key
750E471A2736E4EC77FD37E3C73FCB548A7C773A
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install_name
Client.exe
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log_directory
Logs
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reconnect_delay
3000
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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
Files
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Client-built.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: 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