General
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Target
Client-built.exe
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Size
3.1MB
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MD5
90939bedcfcbf3e935628f3a8645223c
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SHA1
3d09990a1e5417cf08afb9320611703f593c7ca7
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SHA256
08e2724e6a1cd29a44b0426fd415680ee8483d434bba04676bbe55bdf93b37be
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SHA512
94ec183ce9b853b55a20c697ebc1d8efd9dca853a38b7236ab66ec6a1ce0e4668665f2c81a78ca3c207a770040ed275442de6fd0af7bf17f154db1aa98ca1017
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SSDEEP
49152:zvulL26AaNeWgPhlmVqvMQ7XSKkkvi1JVAoGdjTHHB72eh2NT:zveL26AaNeWgPhlmVqkQ7XSKkkv3
Malware Config
Extracted
quasar
1.4.1
Spike
69.141.21.56:4782
3b839aef-e26c-492c-a857-fcd3ee0e98a1
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encryption_key
5DAE317C38FB7E0AB4DB6A9D9E117A22C59D0F2F
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install_name
Photonnetwork.exe
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log_directory
Log
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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: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