Static task
static1
Behavioral task
behavioral1
Sample
nullbypass.exe
Resource
win10-20240221-en
General
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Target
nullbypass.exe
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Size
71KB
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MD5
a13c9721e7ecfefc250436f89801d607
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SHA1
31b62c224a2d8d8a7d252c7aa2d02fd65f9c228e
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SHA256
02e5e6cec8a6874e6bac4a5d8e998aad6b4d022d9e452002b99f454eeff71e66
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SHA512
185bdfabcc9809c1ada0616c50f9e36ef428736187e4051eb03aa0806a67aa9ca508218871a440c6785c1785f17e382dd84ed37376441b9a2679f58353f8291a
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SSDEEP
768:tuEHP8b5VCUR8JJPf+9GvlcuolXDF3ER/BOXM7WIYwtBP14SGvcxoCwMCEWCoKR0:YEHP8/8JJPm95tHeASO0P35fzgX3j
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource nullbypass.exe
Files
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nullbypass.exe.exe .ps1 windows:4 windows x86 arch:x86 polyglot
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: 68KB - Virtual size: 68KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
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