Behavioral task
behavioral1
Sample
211cd98e00387b71c9a8c75649ce6c3ec1c595964abede78960d5d9f233b06bc.exe
Resource
win7-20240903-en
General
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Target
211cd98e00387b71c9a8c75649ce6c3ec1c595964abede78960d5d9f233b06bc
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Size
431KB
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MD5
cb593528c628b13296746bfd449ab801
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SHA1
a7de38df3678915f2df0f741dea35a55434c4a26
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SHA256
211cd98e00387b71c9a8c75649ce6c3ec1c595964abede78960d5d9f233b06bc
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SHA512
8f584d9ddf9cf0aeb3cf668f0b82416ce09f73f1fa41711fcdac2c9ad7e79f0661983f7e92c61b06bbb0fd1330ececa065278b4735853d0b323aba663b3497fa
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SSDEEP
6144:BI6bPXhLApfpKcjF36bbGXUM1dz0i205u4S26uI:WmhApnFKKt0i205Yz
Malware Config
Extracted
quasar
1.3.0.0
Test
10.0.2.2:4782:4782
QSR_MUTEX_uLG4ZRVYEfBangYb5F
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encryption_key
mcNXfsvLp0Hjh0KA2uyx
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install_name
Javaupdater.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Java Updater
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subdirectory
JavaUpdater
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 211cd98e00387b71c9a8c75649ce6c3ec1c595964abede78960d5d9f233b06bc
Files
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211cd98e00387b71c9a8c75649ce6c3ec1c595964abede78960d5d9f233b06bc.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: 344KB - Virtual size: 344KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 86KB - Virtual size: 85KB
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