General
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Target
Client-built.exe
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Size
3.1MB
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MD5
ce76903933f8a4c29da30976ade070b4
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SHA1
16c5c15b20c9b415072495f7ba7e41ea54cd9e16
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SHA256
913369a894db6606f3823f4af8a8aa042b5715289162a5c23d991cd15f465391
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SHA512
d335aa98a01ac0078e54cae4fb3a3e9417bba2a4821c333a7cabc35b4b30a681e4d19a2aace2af9c406521cb8889031d9a1aa363d73fba06b2c673073aadbd47
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SSDEEP
49152:jvLlL26AaNeWgPhlmVqvMQ7XSKRcxNESEbk/imLoGdOTHHB72eh2NT:jvxL26AaNeWgPhlmVqkQ7XSKGxCo
Malware Config
Extracted
quasar
1.4.1
danny
dannywyddd-54284.portmap.host:54284
cef62a46-c94e-4439-8db2-d2ad39e0c6ff
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encryption_key
87D6CDD7B893385E19A2DAED7EA9226F59505778
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install_name
win10.5.exe
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log_directory
krampus modded
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reconnect_delay
3000
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startup_key
windows 10.5 boot
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subdirectory
win10.5
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