Behavioral task
behavioral1
Sample
image_logger.exe
Resource
win7-20240508-en
General
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Target
image_logger.exe
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Size
3.1MB
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MD5
87548af645ae05d1270e35bab6c7180c
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SHA1
186758774e90f0f88537a2223f2919cce582a3b3
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SHA256
740eae2194c61a026196e3e6e0ebd629d4b876f8e591fdfd0b662878a86546e0
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SHA512
9e36a35d7c96f78401331d47f17a7dc127ffcf254c748f93f1fba41c91aa8886dd305a97d54acf743576659143b534af174adcd0625f10e03b931ba42c234604
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SSDEEP
49152:rvXI22SsaNYfdPBldt698dBcjHRpRJ6sbR3LoGdJqTHHB72eh2NT:rvY22SsaNYfdPBldt6+dBcjHRpRJ62Z
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.1.146:4782
34162b02-2762-4654-b588-2cfc3f9d49d6
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encryption_key
53AE412E3C7FE26F176F4B85B9D37FEA82C46128
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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 image_logger.exe
Files
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image_logger.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