Behavioral task
behavioral1
Sample
9b0f3300c2d0ca21337b0825e47d6391c74d10f3e00ccae2b2bf57d3a066c91bN.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
9b0f3300c2d0ca21337b0825e47d6391c74d10f3e00ccae2b2bf57d3a066c91bN.exe
Resource
win10v2004-20241007-en
General
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Target
9b0f3300c2d0ca21337b0825e47d6391c74d10f3e00ccae2b2bf57d3a066c91bN.exe
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Size
3.1MB
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MD5
2bb2268a2514ef3785639122f1155970
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SHA1
a39fbba26221e9e7854de80b374ebfcb99ad9bf1
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SHA256
9b0f3300c2d0ca21337b0825e47d6391c74d10f3e00ccae2b2bf57d3a066c91b
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SHA512
7e5e8cdcaf1cd90d8fb2e3f242968f409daefac45b3428a8452d9c184238447477875770b598123bf3c00619faf31eb4581a6d8e023b11b6307c89f310ef661c
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SSDEEP
49152:evkt62XlaSFNWPjljiFa2RoUYIjO/YBxjLoGdZTHHB72eh2NT:ev462XlaSFNWPjljiFXRoUYIS/M
Malware Config
Extracted
quasar
1.4.1
fontdrvhost
archerleet.duckdns.org:1862
92d56566-deb6-4133-9031-d3e24abe97f9
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encryption_key
0971EF27DF92928DE49B97AC507E38E80FF68C6E
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install_name
fontdrvhost.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
fontdrvhost
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subdirectory
Driver
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 9b0f3300c2d0ca21337b0825e47d6391c74d10f3e00ccae2b2bf57d3a066c91bN.exe
Files
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9b0f3300c2d0ca21337b0825e47d6391c74d10f3e00ccae2b2bf57d3a066c91bN.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