Behavioral task
behavioral1
Sample
8afaef0a36628f844cafde49e444269e880aef447b5edac70b6cbfd9120c2d5f.exe
Resource
win7-20240729-en
General
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Target
8afaef0a36628f844cafde49e444269e880aef447b5edac70b6cbfd9120c2d5f.exe
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Size
3.1MB
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MD5
92f1e441ff6456ed112239c9e356e382
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SHA1
05a7b2def56a05cc3750aa8848b198eb08f51edc
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SHA256
8afaef0a36628f844cafde49e444269e880aef447b5edac70b6cbfd9120c2d5f
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SHA512
fe81cf37a0b140106d8e861fd257498a28999f69cde5ee6cb6d8bbc63025666d8a6db74a87dcf7f933d0e719594d00e08a014f9d27381055f21c500e73d3137c
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SSDEEP
49152:bvnI22SsaNYfdPBldt698dBcjH+bRJ6ZbR3LoGdG7bTHHB72eh2NT:bvI22SsaNYfdPBldt6+dBcjH+bRJ6b2
Malware Config
Extracted
quasar
1.4.1
Office04
69.232.48.67:4782
4ec0a816-0212-473a-be4d-984e4b0e9af0
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encryption_key
06D1C1AE802ADF60C767026668B738AEF109004C
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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 8afaef0a36628f844cafde49e444269e880aef447b5edac70b6cbfd9120c2d5f.exe
Files
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8afaef0a36628f844cafde49e444269e880aef447b5edac70b6cbfd9120c2d5f.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