Behavioral task
behavioral1
Sample
SphynxLoader.exe
Resource
win11-20231222-en
General
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Target
SphynxLoader.exe
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Size
3.1MB
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MD5
f1917082380d566525fad99a06150aad
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SHA1
591367ba00b395fcd154f598e466fb9f231510e0
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SHA256
42cacef2ca1ab4d7916a5487b456165ce6f0fd644183b8920325daefe246cc29
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SHA512
844c87c76063d1cb5e9306202b18ad14064f9c43ab65df80f7baea8d58b75fa995b82e22d371fb2540240396f154b5a7af624aa65fd489c6a505ed1e44ea806e
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SSDEEP
49152:CvQt62XlaSFNWPjljiFa2RoUYIiTRy6lbR3LoGdArTHHB72eh2NT:Cvc62XlaSFNWPjljiFXRoUYIiTRy63
Malware Config
Extracted
quasar
1.4.1
Gorilla
45.11.95.165:5021
d36114c2-bfe0-4511-ace9-ffbe3c2ba0cd
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encryption_key
F0CD9E7CA3137C7B7936A3260B714DFFF3E52DDD
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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
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 SphynxLoader.exe
Files
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SphynxLoader.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