General
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Target
Weave.exe
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Size
3.1MB
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MD5
b15345466105f5ad3e9df7626fb7f6ec
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SHA1
6216b454e6e655d61ecf49f041dbbd55e16307d7
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SHA256
e664db0e4993355b7a0b404474289c36b4d25f4f099813d17923978c0d400183
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SHA512
bf2e88e9a5ee1d11c8192c55dbc76ff30089e3b1dabf36b7b9028ad8918518457041ad39131eaf277a3f364c1821a79d63dc5e66ebf342bbc4e44895c732a0ff
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SSDEEP
49152:qvUt62XlaSFNWPjljiFa2RoUYIZEaOTMmZ2ioG8uTHHB72eh2NT:qvI62XlaSFNWPjljiFXRoUYISaOTv
Malware Config
Extracted
quasar
1.4.1
hehe
188.94.48.41:4782
f493cfbc-2944-40a5-a98f-4a46816ad589
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encryption_key
5C3DBA605BE0931FFAB1130A9049FEDB06D7DED8
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install_name
WeaveClient.exe
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log_directory
Info
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reconnect_delay
3000
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startup_key
WeaveAutoUpdate
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subdirectory
Weave
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 Weave.exe
Files
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Weave.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