General
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Target
Client-built.exe
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Size
3.1MB
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MD5
fb9cde926f079faf38d38f25111c20b9
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SHA1
d7224160841921ffe67cfce049ae9dbe76b7ccbd
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SHA256
e84e2f54373cd4b4c5d98d018e505fa69a3e3501a81cb4a946b6d0ba733a0de3
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SHA512
22d402f8a84827bd8969d6c412750dc8c91f200ebf7577e324291250fa430988e21f3c056796e4798c2c8eba53e6058404ff58eeb2306e01e73f7be19e269c20
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SSDEEP
49152:LvulL26AaNeWgPhlmVqvMQ7XSKPxDEDwik/JxhoGdtwTHHB72eh2NT:LveL26AaNeWgPhlmVqkQ7XSKPxvH
Malware Config
Extracted
quasar
1.4.1
Office04
mewhenjoj-46726.portmap.host:46726
5ae5642d-06f3-4150-9416-6d179b9b1e76
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encryption_key
807123E724E454831D3BCF3BB8CCBDCB34022B4C
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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 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Client-built.exe
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