Behavioral task
behavioral1
Sample
57ad046ad5ca4ffa84f956d8d9b54340N.exe
Resource
win7-20240704-en
General
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Target
57ad046ad5ca4ffa84f956d8d9b54340N.exe
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Size
3.1MB
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MD5
57ad046ad5ca4ffa84f956d8d9b54340
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SHA1
4b75f2f8c8588faf70de99e822a4f975c1e908ba
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SHA256
c85a1fb77763058233f61063686e62b2a9c92acebd3481f58dafdc331724f082
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SHA512
76c93dc3ab9c613f77041a7042f936445477f61f9dee35172549a281578c92dcabdb6233371672e4c1b6ef3346f96807e3f8f106a446dea8ed03aded57a5166a
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SSDEEP
49152:ivIt62XlaSFNWPjljiFa2RoUYIaxOEMkxk/JxhoGdKDHTHHB72eh2NT:ivE62XlaSFNWPjljiFXRoUYIaxYj6
Malware Config
Extracted
quasar
1.4.1
RTM
51.222.21.20:8080
8a15d44f-c8ea-4cee-b65c-6aa4be97ba8e
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encryption_key
ADA23CE5311AC0879D06D0A900DEA24A44433A30
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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
Window Service
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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 57ad046ad5ca4ffa84f956d8d9b54340N.exe
Files
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57ad046ad5ca4ffa84f956d8d9b54340N.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