General
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Target
Client-built4.exe
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Size
3.1MB
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MD5
aadefab57f8d258196fb7defe775da05
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SHA1
c547b196d15e134e36e941eb31fac7664418b7ed
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SHA256
ec73d7962ff8f5ca2ef83d10104fa49d26fd60476b2b3afc6e2c681e665cf678
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SHA512
e4ad1ec0ed8cc4d5cbc55f8996c0741b920836ed67a810d5446e42c7a96a189b3ce80e2dbea6ce3bb55b84f499e9d08cf4247edad67055b2725d9bd51d455dcf
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SSDEEP
49152:fv+lL26AaNeWgPhlmVqvMQ7XSKdC/1J/LoGdlL8nTHHB72eh2NT:fvuL26AaNeWgPhlmVqkQ7XSKdCjN
Malware Config
Extracted
quasar
1.4.1
dusan
192.168.178.20:4782
192.168.1.9:4782
ded81f24-0e54-4985-a1fb-e180db45c27d
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encryption_key
A81486939BB2FAD2A02EAF76B26242A2A9C6D91B
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install_name
katani.exe
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log_directory
Log
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reconnect_delay
3000
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startup_key
hacked by katani :)
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subdirectory
download
Signatures
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Quasar family
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Quasar payload 1 IoCs
Processes:
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource Client-built4.exe
Files
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Client-built4.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