Behavioral task
behavioral1
Sample
generator.exe
Resource
win7-20241010-en
General
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Target
generator.exe
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Size
3.1MB
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MD5
47eceb1c646cad2bfb2b4d38a42cec11
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SHA1
a946a09e81f81c687f4e9862c37a4b29aad7d8c2
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SHA256
cf95927605e9b7230e921caf5f16a2156e89ba825a5fd8ed3e810871ed203589
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SHA512
18ccc94522287ff97562fea6fa32346ff101b9d8da8a90c6bf1e66c0dcdff208967b7b0cfa579534dc6ea54343c4f43488df0b8cc003752f87bba129925f25f7
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SSDEEP
49152:Hv+I22SsaNYfdPBldt698dBcjH1zvNhXoGdPTHHB72eh2NT:Hvz22SsaNYfdPBldt6+dBcjH1zvN5
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.1.145:4782
1f5853e7-48da-4942-8523-25d8ea275879
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encryption_key
F4CE6D33F7B9AE4FA08ABCD067A34357091A0172
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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
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource generator.exe
Files
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generator.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