Behavioral task
behavioral1
Sample
c973b6a179d4477cc0d52ca84e6083a679988d991b53cb29573c75668b154f2e.exe
Resource
win7-20240903-en
General
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Target
c973b6a179d4477cc0d52ca84e6083a679988d991b53cb29573c75668b154f2e.exe
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Size
3.2MB
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MD5
0a717705a7797e35b6f5af62ffe43abb
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SHA1
4c823754c6cebe13ae0aec7ba874318f20445145
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SHA256
c973b6a179d4477cc0d52ca84e6083a679988d991b53cb29573c75668b154f2e
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SHA512
75d39a3fbbf3b6289330aab45471d497dec51d076dc96bf29b0bc526154bb9502745f08aee14624bca8c7b0f2c5822e2f81a8b959cd8348457015b06a2fe9ead
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SSDEEP
98304:zvr62XlaSFNWPjljiFXRoUYITrUCgLEEa1:75ZY2gLEEa1
Malware Config
Extracted
quasar
1.4.1
Hugrix
prxprodquasar.zapto.org:4782
ad6032ec-a1ba-49fe-a6c9-21a847436cda
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encryption_key
7AB142AC063BEB01BE33EE315E2D0BBA3E071A0B
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install_name
JavaUpdater.exe
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log_directory
JavaInstallLogs
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reconnect_delay
3000
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startup_key
Java Updater
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subdirectory
Java
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 c973b6a179d4477cc0d52ca84e6083a679988d991b53cb29573c75668b154f2e.exe
Files
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c973b6a179d4477cc0d52ca84e6083a679988d991b53cb29573c75668b154f2e.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: 104KB - Virtual size: 104KB
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