Behavioral task
behavioral1
Sample
495058aeaf20ed292bfd433eb7bfa85c7fca16fd7da9174169327d7ed59a4709.exe
Resource
win7-20231020-en
General
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Target
495058aeaf20ed292bfd433eb7bfa85c7fca16fd7da9174169327d7ed59a4709
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Size
3.1MB
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MD5
fd498a7e4ed986702fc761ab1c4a81e9
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SHA1
e692d2d82b6479236d804fcdf1707cc9dc8d83e3
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SHA256
495058aeaf20ed292bfd433eb7bfa85c7fca16fd7da9174169327d7ed59a4709
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SHA512
97d0a48a97bc1b330c44610ee33022fa4bc8f1077338ca69eaf627bd2ca6ae6dfdc86a08cf95d79502a93dac6fe72da4fa58b25cea0a9024f3b4c74d52db88c8
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SSDEEP
49152:evXt62XlaSFNWPjljiFa2RoUYI2DNk9hivJ6LoGdTTHHB72eh2NT:ev962XlaSFNWPjljiFXRoUYIphL
Malware Config
Extracted
quasar
1.4.1
Office04
172.20.150.175:8808
1eb0a79a-787c-4beb-a7fe-0b2cfd667fa6
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encryption_key
C29B7F15245870C49876E2EE9D4791A3D8C283C5
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install_name
Client.exe
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log_directory
Logs
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reconnect_delay
1500
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startup_key
tanium
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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 495058aeaf20ed292bfd433eb7bfa85c7fca16fd7da9174169327d7ed59a4709
Files
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495058aeaf20ed292bfd433eb7bfa85c7fca16fd7da9174169327d7ed59a4709.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: 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