Behavioral task
behavioral1
Sample
5278d31fb56cb2c3c55fc8aa6ea9b4d1b32560fd348442476236016ce1991c8d.exe
Resource
win7-20220901-en
General
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Target
5278d31fb56cb2c3c55fc8aa6ea9b4d1b32560fd348442476236016ce1991c8d
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Size
288KB
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MD5
255a0dba87086c2bd5073ecc6796488e
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SHA1
67047aadf53974c0b027c4b4278a5dc30525d736
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SHA256
5278d31fb56cb2c3c55fc8aa6ea9b4d1b32560fd348442476236016ce1991c8d
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SHA512
c88f65733deb8b400f9416f9f69b6bf7ba717b31f2b7ff4b553aee792e438b3cd85f92683c9fe9b117d9e79ca715c21b0819e7bb5e57ede5849b70e7dc9cf5aa
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SSDEEP
6144:0KJuiyEnCGnhJlMP5Kq+SMv0VGb7bDcllbkcC:nzCGL69zVGkllbkR
Malware Config
Extracted
quasar
1.4.0.0
Office04
107.172.176.138:5556
6o5s2DYjhR6zSjIIyY
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encryption_key
gPm8k05MmnsEEyh3lOt7
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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
Files
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5278d31fb56cb2c3c55fc8aa6ea9b4d1b32560fd348442476236016ce1991c8d.exe 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: 285KB - Virtual size: 285KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - 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