General
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Target
unix.exe
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Size
502KB
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MD5
5e37efa147115004afddcd72493ce501
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SHA1
09c4d7acd3af1e73d57d3aa74c7f00aaa366707b
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SHA256
121e3dfed2bab3ab98212b0a8754e5c55b3b0c716629570710b397f5669a4a11
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SHA512
c48378f97020a725a8aca6e426c043e02ee267ec969d712b9a566d07318702bc3e1b9a930e9de4b960fe4c9edb54f34bc0e013cd04b83c4297e05c81a10ee912
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SSDEEP
6144:DTEgdc0YBebGbXOsA6j1RdhyGdQs3FP4Q1JvI0cECwb8F94fWKkzTJCcTR3C:DTEgdfYZA69ZR9SzdbHJCcdC
Malware Config
Extracted
quasar
1.4.0
skii
192.168.0.100:4782
192.168.0.1:4782
9884c0dc-67ea-466d-b3e0-2223605a890f
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encryption_key
E46ED54E8C8D832A530A26F9A70515E931AA70C4
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install_name
unix.exe
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log_directory
Logs
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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 unix.exe
Files
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unix.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: 498KB - Virtual size: 498KB
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