Behavioral task
behavioral1
Sample
Client-built.exe
Resource
win7-20230712-en
General
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Target
Client-built.exe
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Size
3.1MB
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MD5
97ca31cf187986d32927e44a55b9492f
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SHA1
a88a775bff0eb5fb33883eb1ecfbf41ed18a248e
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SHA256
e0b8bdf7e79e5c4e2f9282b430bd4779f27609cef1996e2c633bfacb4ef16463
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SHA512
850ca8e9ffda13dc1e1c8a8c0fe96310da974051342717de2358b7917e3939a8eadf1170d4d6d16f02afe815d41fda2061652c5a69e84e32962c2acc53f917c5
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SSDEEP
49152:Evfgo2QSaNpzyPllgamb0CZof/JOkJrAMfNLoGdnTHHB72eh2NT:EvIo2QSaNpzyPllgamYCZof/JOkJrJ
Malware Config
Extracted
quasar
1.4.1
Infected
192.168.1.1:4782
192.168.1.66:4782
dark-crystal.at.ply.gg:4782
AmirAmir8565-21667.portmap.host:4782
AmirAmir8565-20409.portmap.host:20409
ff410ede-beff-4970-8e12-7d251057f1fd
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encryption_key
1B172706DED462B59F2A5056AB06A8DD1EE8491B
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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
Realtek Audio
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subdirectory
SubDir
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 Client-built.exe
Files
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Client-built.exe.exe windows 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