Behavioral task
behavioral1
Sample
a83e969ffc192231f2690fab578e9767.exe
Resource
win7-20240611-en
General
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Target
a83e969ffc192231f2690fab578e9767.bin
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Size
3.1MB
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MD5
a83e969ffc192231f2690fab578e9767
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SHA1
c18087b36c233437d9357cb5a9ff4317ac0060ec
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SHA256
98434fe3c17f66fea234631199b6ba3c4b472b52fbcf66b2f0329866b08fd797
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SHA512
eb004be33eae8ec01cf1a279c06a3288b0a5be568586d92a93bfecd2a81429398a2e7524e3a2400976a836bb40f45650e6f4bd49cececb8bf987467d22248770
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SSDEEP
49152:HvOlL26AaNeWgPhlmVqvMQ7XSKxeRJ6qbR3LoGdtzrTHHB72eh2NT:Hv+L26AaNeWgPhlmVqkQ7XSKxeRJ6E9
Malware Config
Extracted
quasar
1.4.1
Office04
pringelsy-36149.portmap.host:36149
63621aac-ae17-49da-9413-459827e68061
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encryption_key
4F2985A1DF21C9CA0E34D9186E1BC62AF4B58C14
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install_name
Client.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 a83e969ffc192231f2690fab578e9767.bin
Files
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a83e969ffc192231f2690fab578e9767.bin.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