Behavioral task
behavioral1
Sample
SeroXenLauncher.exe
Resource
win7-20240611-en
General
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Target
SeroXenLauncher.bat
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Size
409KB
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MD5
54d920888e6066870191f44fe0b27206
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SHA1
87feb8a460dd1dc736fc96fbfbe37bf67aed2c3e
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SHA256
5416eb9ce7028292f5810ab8acec85ab7cd55503bcdf097f3e2ce2a900577797
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SHA512
4b23903103954c5d491eedc1c77fec1fea32552b9b863ada312b75388a9a56d38573851d2f6edaf61444fb0549196b1e9310cb6fa4e1773b9bf65291d5e2f72d
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SSDEEP
6144:EM7Cp8XlizQNOa/YzLU+RefWtEOag0vQUvb3pOMZ97iJcfaohEt2+4nQQ:4pQl4QR/2LU+RefW7qg27iC+t0nQQ
Malware Config
Extracted
quasar
3.1.5
SeroXen
127.0.0.1:4782
browser-julia.gl.at.ply.gg:54488
$Sxr-GV6wZsGZZMeZ3qfenc
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encryption_key
KH74MFPau2OXY0OqPzU8
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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
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource SeroXenLauncher.bat
Files
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SeroXenLauncher.bat.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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: 405KB - Virtual size: 405KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - 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