Behavioral task
behavioral1
Sample
098f75d091ae6473dce8b06216ab154737468869375e35e5949e39904dbe71e6.exe
Resource
win7-20240903-en
General
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Target
098f75d091ae6473dce8b06216ab154737468869375e35e5949e39904dbe71e6
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Size
3.4MB
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MD5
8b2e0fa65ef1b87ffcc3ca43ddab5eb8
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SHA1
89c584fa347a1e9b9caa3205f37b67d4bdf47fcc
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SHA256
098f75d091ae6473dce8b06216ab154737468869375e35e5949e39904dbe71e6
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SHA512
3d5eec18d870a104389e0e628e01ae3fdd372e65a3b7a0eb33fbc99965e3b6cd8e51cccf208041e0f6a3be55764286bf855e10c0792982cf458a8633ff29cbce
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SSDEEP
49152:TvEuf2NUaNmwzPWlvdaKM7ZxTwR873dar7joGdyTHHB72eh2NT:Tvzf2NUaNmwzPWlvdaB7ZxTwS3S
Malware Config
Extracted
quasar
1.4.1
winlogson
192.168.178.69:4782
coluich1220.duckdns.org:4782
a409f48d-fe2a-4207-b2c2-585b18fb47b3
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encryption_key
4A886EE72F3932EB3311C152EDED110A81EF6553
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install_name
winlogson.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
winlogson
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subdirectory
winlogson
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 098f75d091ae6473dce8b06216ab154737468869375e35e5949e39904dbe71e6
Files
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098f75d091ae6473dce8b06216ab154737468869375e35e5949e39904dbe71e6.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: 244KB - Virtual size: 243KB
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