Behavioral task
behavioral1
Sample
chainzz_game_booster_installer.exe
Resource
win7-20240221-en
General
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Target
chainzz_game_booster_installer.exe
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Size
3.5MB
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MD5
f2f5d2a7a2a3a977c65ac97c587aa801
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SHA1
681604ba5c14790d49f085eb0d1041f3ed680a50
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SHA256
817abcdf31b06aa06a3483ecf0f40f267df66aa09b46e3dcf212890fa659a546
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SHA512
5c7a5dc9fbcf883aad4742bcf20ff243e70751083901a66f7fef1923be7016e0ead2d33112795ab5db6901368b51ab2963bfd9bf4a5ebc4274b94a48a1293f42
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SSDEEP
98304:LvI62XlaSFNWPjljiFXRoUYIjJfYVjPI6hhQxLdLCLLLqwYLUL8LLGLL8L6YLLsV:jAZYiwVVUEhG
Malware Config
Extracted
quasar
1.4.1
Office04
127.0.0.7:4782
5d0650f0-abb6-41c3-829a-5c6b2ad49b4b
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encryption_key
30B600913791759351B330B3A5EABC5FF18ED810
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install_name
chainzz client.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
discord update
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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 chainzz_game_booster_installer.exe
Files
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chainzz_game_booster_installer.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: 425KB - Virtual size: 425KB
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