Behavioral task
behavioral1
Sample
b8d24236cb542dd0358707623e485d1f8f5b917103f88e7de9d81356a8bd0a62.exe
Resource
win7-20240708-en
General
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Target
b8d24236cb542dd0358707623e485d1f8f5b917103f88e7de9d81356a8bd0a62
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Size
3.1MB
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MD5
7c57eda4bef5b6a6f5ca084dde31deb7
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SHA1
8ed5f1f48691e8d3d5e910b1fd46d0ce0d30eb1e
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SHA256
b8d24236cb542dd0358707623e485d1f8f5b917103f88e7de9d81356a8bd0a62
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SHA512
22d5be1c470f673b7a89ccb972c9b907eb76a070246d071550d891d52d2e4eba2a14df6924b98e1d866ad216e02e3a7cc368f545a578dfe6eaffec461abefe5d
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SSDEEP
49152:ivjI22SsaNYfdPBldt698dBcjHHAek9hBvJGLoGdkTHHB72eh2NT:ivc22SsaNYfdPBldt6+dBcjH2h8
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.1.28:4782
180b92ba-98f1-484b-b54f-264758c8d7f4
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encryption_key
E2AD968D101B25448614267CCA174D53CE1050BA
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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
BootstrapperV1.11
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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 b8d24236cb542dd0358707623e485d1f8f5b917103f88e7de9d81356a8bd0a62
Files
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b8d24236cb542dd0358707623e485d1f8f5b917103f88e7de9d81356a8bd0a62.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