Behavioral task
behavioral1
Sample
ClientX.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
ClientX.exe
Resource
win10v2004-20241007-en
General
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Target
ClientX.exe
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Size
3.4MB
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MD5
12b286770578c1fa0d49fc78f5261bb3
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SHA1
93c9e37bcbd6e3e20ed3615f5cd50c0366f4a2fe
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SHA256
654ce4f50fe3eaa0d41122e8702818808f3b8e047ed603dd8b81ca656bd32066
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SHA512
04fd977eab2fd6ca7cbd90944898e863d1d6a6257b0d55a6fcc267def8e9d62b131b5da69815f5886d0244ebe41189bf9632722b0ea0b3313e2e9a6528b5110d
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SSDEEP
49152:TviI22SsaNYfdPBldt698dBcjHHVz+romdwdTHHB72eh2NT:Tvv22SsaNYfdPBldt6+dBcjHHVzQ8
Malware Config
Extracted
quasar
1.4.1
ClientWare
o0p2e195m0-34052.portmap.host:34052
2cf264af-b922-4553-ab2f-ca9a14803d7c
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encryption_key
822DDA51D07B74A7A6138DEA6477731894D69371
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install_name
System.exe
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log_directory
Logs
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reconnect_delay
2000
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startup_key
WindowsData
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subdirectory
Windows
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 ClientX.exe
Files
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ClientX.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: 267KB - Virtual size: 266KB
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