Behavioral task
behavioral1
Sample
NEAS.NEASc7550dc220b264239f7250607d6af8a0123107be4c377a3c94e5f8e63984b17dexeexe_JC.exe
Resource
win7-20231020-en
General
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Target
NEAS.NEASc7550dc220b264239f7250607d6af8a0123107be4c377a3c94e5f8e63984b17dexeexe_JC.exe
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Size
3.2MB
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MD5
0f80a2828ab176a16ded0177fea53764
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SHA1
9931cbbf78f55a0118c9c1deb5a7baa41450a97f
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SHA256
c7550dc220b264239f7250607d6af8a0123107be4c377a3c94e5f8e63984b17d
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SHA512
1c0903da03d9c4800f5537c7d8a094b0ec8d371b3a2a29f19d7fc60e79b8900a41cd02c003b85c88b80cc4f6b8a834805151b5dacfcf59046e8524e99f698e68
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SSDEEP
49152:QvXI22SsaNYfdPBldt698dBcjHXxOEMkrk/JxEoGdLQTHHB72eh2NT:QvY22SsaNYfdPBldt6+dBcjHXxGe7
Malware Config
Extracted
quasar
1.4.1
Java
VisoXD-63447.portmap.host:63447
6907f902-de45-4188-8da5-3e22f2a6633e
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encryption_key
C1589EF424F77018CD488E8307C8C1DF199C8A42
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install_name
Crash_Logs.exe
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log_directory
Java Logs
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reconnect_delay
3000
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startup_key
Java 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 NEAS.NEASc7550dc220b264239f7250607d6af8a0123107be4c377a3c94e5f8e63984b17dexeexe_JC.exe
Files
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NEAS.NEASc7550dc220b264239f7250607d6af8a0123107be4c377a3c94e5f8e63984b17dexeexe_JC.exe.exe windows:4 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: 69KB - Virtual size: 68KB
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