Behavioral task
behavioral1
Sample
429d98e4f83301b513eab17210d91579428ac61e976e0df744d155f7f27f46b0.exe
Resource
win7-20240708-en
General
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Target
429d98e4f83301b513eab17210d91579428ac61e976e0df744d155f7f27f46b0
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Size
3.1MB
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MD5
2a93b7369d5bff945e137add755297dc
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SHA1
a43b23f75685dd1033fcaf8a8611c0aeff7cb9c9
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SHA256
429d98e4f83301b513eab17210d91579428ac61e976e0df744d155f7f27f46b0
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SHA512
a3d0b5ce054f3765f4f074352aea11cad09689201b9759b0ef32f5e3063c3706bb9991ff8de63c172d43db97073f88f9259ef1cb6a1a25c194125c88e0b17a95
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SSDEEP
49152:WvXI22SsaNYfdPBldt698dBcjHPFWbCE2CxpmIHLoGOfpTHHB72eh2NT:WvY22SsaNYfdPBldt6+dBcjHtWbCi
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.8.195:4782
f569b663-adac-40e8-9ba7-aa60b6838dad
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encryption_key
EB173B446A47D9C5ABC3CE2B7C417F5FCEC32402
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install_name
Client.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
Processes:
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 429d98e4f83301b513eab17210d91579428ac61e976e0df744d155f7f27f46b0
Files
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429d98e4f83301b513eab17210d91579428ac61e976e0df744d155f7f27f46b0.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