General
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Target
Aqua-Crypter.exe
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Size
3.1MB
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MD5
fd6a89c2b04af3cccf6e626903174c13
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SHA1
ea36693d7196c3d1f1bf7347e88fe2febf6489c5
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SHA256
50be2e2483d5920ba7c5cb9658cc6fbb322336a821fdbc2bbdbf28747082312b
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SHA512
e01516c7bfba3e1448e6bd0b735075725b170bd31210796fd30e5bcc7ba781c875115b12026ae49aeabc714af0c190b54d715479eab8db56f6ed7c82c6de82a0
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SSDEEP
49152:HT+SuDiBE28y5gD5GfgzSKNpu4OV1FCD7bs2hCHHBX2ehJNTqf:HT+SiiB3M5GfGSKNpu4Omd
Malware Config
Extracted
quasar
1.1.1
Blackware
5.182.205.114:5050
ae11a1cf-d0ee-4fb0-85a4-54f758a61ddf
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encryption_key
6347EAA51C772C7243858B34F7BB43E470161755
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install_name
RuntimeBroker.exe
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log_directory
$77-Logs
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reconnect_delay
1000
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startup_key
RuntimeBroker
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subdirectory
$77-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 Aqua-Crypter.exe
Files
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Aqua-Crypter.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