General
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Target
Client-built.exe
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Size
3.1MB
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MD5
313556256901d36b8d25c51ee50a6b8a
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SHA1
e0af247d8211e362f090ce3c2c54847cfdecf90c
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SHA256
6ed961642c4b2430298e93d9da7a7647ca7ff0a138ad8c2a738d749e1fd0e262
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SHA512
5c392b32fa227bc76a0ab1259b032956c2e51ae24ea59dd91b50935a0d95810146db60288b458418496a5c38859775266d7f9d8467c0ce628615438e2acd6a06
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SSDEEP
49152:evFt62XlaSFNWPjljiFa2RoUYIVCx1JnboGdTPTHHB72eh2NT:ev362XlaSFNWPjljiFXRoUYIVCF
Malware Config
Extracted
quasar
1.4.1
Office04
76.104.23.114:6169
d5c994be-83d1-489e-8cbb-422adccf5b54
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encryption_key
517E2EAAA9545D955BB5F8F2BA11BC58FEA59B3C
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install_name
Luna.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Epic Games
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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 Client-built.exe
Files
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Client-built.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