Behavioral task
behavioral1
Sample
chrome.exe
Resource
win7-20241010-en
General
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Target
chrome.exe
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Size
3.1MB
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MD5
efcd6b93f2d85bc87ed2b3bd37320ecd
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SHA1
6dd33bab1b9369ecb6de9c7b8350dd9599e859ae
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SHA256
963bbbdcdb92f4fade6e34bb281ccd2c1df8d58e83332ee14a7ce459748cc289
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SHA512
ce6741913619a2f433f621a99620d800079f7b3af3b2686c7edbd720c3a222615a19c98559fd0ac374f2e6db8d8ee96e16633504cca38c513a131c4f18e8cca5
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SSDEEP
49152:OvHY52fyaSZOrPWluWBuGG5g5h688E9zck/gbYoGdaTHHB72eh2NT:Ov452fyaSZOrPWluWBDG5g5h68W8
Malware Config
Extracted
quasar
1.4.1
Chrome
127.0.0.1:4782
5d1e61c1-3202-4261-9b0d-c4d0dacc1152
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encryption_key
AB2A1481F7A073966DEFA41D92FDAF86B2AAA7F6
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install_name
Chrome.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Chrome
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subdirectory
CHrome
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 chrome.exe
Files
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chrome.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: 4KB - Virtual size: 3KB
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