Behavioral task
behavioral1
Sample
a42e1d844b3882fe2e19dc1aa0122193.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
a42e1d844b3882fe2e19dc1aa0122193.exe
Resource
win10v2004-20240221-en
General
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Target
a42e1d844b3882fe2e19dc1aa0122193
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Size
317KB
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MD5
a42e1d844b3882fe2e19dc1aa0122193
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SHA1
654c23dbe36679ad0962c3870d2df2de2cf7d337
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SHA256
121f3481aec5024b627b9cffdcba91a1bdacc789f5c0bc44570bbef8aee6f0c7
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SHA512
a409c379e4ced956bf53b660012aee98e470dfad0fdef954163d6adc72ceb989a40b553cc19b8cb98fe9921bd0392025ee426131885880702b8ee72691af1f86
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SSDEEP
6144:tXmEEq6nC8stfkwjwLpgNOxeCiJR/yooib/TWqly5m0:Bm3C8WfkEzqo1WqlI
Malware Config
Signatures
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Contains code to disable Windows Defender 1 IoCs
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
resource yara_rule sample disable_win_def -
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 a42e1d844b3882fe2e19dc1aa0122193
Files
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a42e1d844b3882fe2e19dc1aa0122193.exe windows:4 windows x86 arch:x86
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_LARGE_ADDRESS_AWARE
Sections
.text Size: 315KB - Virtual size: 314KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
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