Behavioral task
behavioral1
Sample
7b7049c7a1115aab1f89f2f106deeff2722da854339e91c2de0a1ffbf47a79a4.exe
Resource
win7-20231215-en
General
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Target
7b7049c7a1115aab1f89f2f106deeff2722da854339e91c2de0a1ffbf47a79a4
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Size
3.1MB
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MD5
95087833716bc44a980c94959fd5243b
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SHA1
27ffcf6ece24c15e63a64a34f3e04690aecb248a
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SHA256
7b7049c7a1115aab1f89f2f106deeff2722da854339e91c2de0a1ffbf47a79a4
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SHA512
9a76f8d3b38ce9e876fa46ad2f0730820dd792a4e6aa44410e510f328a5bc09073f289869e5a25799be9dbdd4e9d46a4bc11234a37b4bddb057bbac81712e5f1
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SSDEEP
49152:/vClL26AaNeWgPhlmVqvMQ7XSK+ERJ6abR3LoGdmgXXTHHB72eh2NT:/v6L26AaNeWgPhlmVqkQ7XSK+ERJ60f
Malware Config
Extracted
quasar
1.4.1
Guy1
192.168.1.44:4782
f5143486-61cb-429e-864e-8beb09795a04
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encryption_key
86EAFDD029B98DE3194298A29373BEB1A790DAC1
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install_name
Winrar-Autocompletor.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Winrar Computational Inc Org.
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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 7b7049c7a1115aab1f89f2f106deeff2722da854339e91c2de0a1ffbf47a79a4
Files
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7b7049c7a1115aab1f89f2f106deeff2722da854339e91c2de0a1ffbf47a79a4.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