Behavioral task
behavioral1
Sample
78fe9f9cac3e4d5cf653be4475c8f247d4803379365dd44320716ea7384a8c11.exe
Resource
win7-20241023-en
General
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Target
78fe9f9cac3e4d5cf653be4475c8f247d4803379365dd44320716ea7384a8c11.exe
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Size
3.1MB
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MD5
be5735282826036dcacc522c081365a0
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SHA1
310bba5786ba8a4087cb8045ea699279a434a818
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SHA256
78fe9f9cac3e4d5cf653be4475c8f247d4803379365dd44320716ea7384a8c11
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SHA512
0fecccb5dd1ecfc0eba3dc89e078b2210ea6299d0f60cdd7bade885872cd07f6bbf041b98924054b71d35d94e56e3004ac825c5f2f9feb7f18758fad25c3b2f3
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SSDEEP
49152:eviI22SsaNYfdPBldt698dBcjHq1SQoGv5lpTHHB72eh2NT:evv22SsaNYfdPBldt6+dBcjHq19x
Malware Config
Extracted
quasar
1.4.1
Office04
193.161.193.99:43242
45bfb701-bea2-411a-948d-9a6abe001f83
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encryption_key
80594967BC0A4839C316A44D62DE36E9BF18177F
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install_name
SYSTEM26.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 78fe9f9cac3e4d5cf653be4475c8f247d4803379365dd44320716ea7384a8c11.exe
Files
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78fe9f9cac3e4d5cf653be4475c8f247d4803379365dd44320716ea7384a8c11.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: 3KB - Virtual size: 2KB
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