Behavioral task
behavioral1
Sample
no virus.exe
Resource
win7-20240903-en
General
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Target
no virus.exe
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Size
3.1MB
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MD5
9facfa150b35a5985f9507eb0b68f29f
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SHA1
366084ec72c2dca7434de64aecece402f3d49e06
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SHA256
2ed2177995cad18218b61c46c64ba0575dc54e87c7385ea9bb70d9ca44f18a73
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SHA512
e52bdcda29737634a853ccf08d41d927d82ae51299aa235b62ab868bf93c4f6b5f2cdd1400f68d3bf3a5d1d7131732569ddedb33f5d5ed0e7bf67833c01a53a9
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SSDEEP
49152:XvQlL26AaNeWgPhlmVqvMQ7XSKD+RJ6ebR3LoGd41THHB72eh2NT:Xv4L26AaNeWgPhlmVqkQ7XSKD+RJ6Y
Malware Config
Extracted
quasar
1.4.1
Office04
255.255.255.0:4782
192.168.56.1:4782
5d8ed293-df10-4841-a52b-8692fbf47f38
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encryption_key
11B8D109A02D98C9240E47185440CD1BFD88612D
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install_name
monkey.exe
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log_directory
Logs
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reconnect_delay
2882
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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 no virus.exe
Files
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no virus.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