General
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Target
ZenlessZoneZero_install_ua_40658862c6c4.exe
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Size
3.4MB
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MD5
315faa777f6ed07561811f96aac27748
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SHA1
530817820c205130ebb9bcc760cf224b71efa575
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SHA256
d06ea9a691205ebdf9994682c6afb6c7c063b74d6cf88e87b3d1059bfffca95a
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SHA512
b6288ef4321f1b3ca99ee35ad456daafc4d4b64183d43637117fd5a92c6a35e783fe576c1851778c5abb280fdc80aec5c38dda847ca88c0923f1b837d5000c9a
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SSDEEP
98304:KvMt2d5aKCuVPzlEmVQ0wvwfPgKCJ6SLLLLLLLvLLcL2v:8VqwwKCJB
Malware Config
Extracted
quasar
1.4.1
ZZZ
192.168.56.1:4782
711cce52-1179-47b5-a1ea-99cd3a6e8cb5
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encryption_key
0E84F4D4459F2950570FEBA5B703F604DF863FC1
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install_name
ZenlessZoneZero_install_ua_40658862c6c4.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 ZenlessZoneZero_install_ua_40658862c6c4.exe
Files
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ZenlessZoneZero_install_ua_40658862c6c4.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