Static task
static1
Behavioral task
behavioral1
Sample
virussign.com_b63875a227b2c7b82dfde7d3e6b40710.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
virussign.com_b63875a227b2c7b82dfde7d3e6b40710.exe
Resource
win10v2004-20240508-en
General
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Target
virussign.com_b63875a227b2c7b82dfde7d3e6b40710.vir
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Size
35KB
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MD5
b63875a227b2c7b82dfde7d3e6b40710
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SHA1
c547457d4b479a739b4c38743e93bba6ac833720
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SHA256
768dca0bb0e6e567a6698de074833d7293d5b291ad0fd2186e23a789dd2aeabc
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SHA512
c2d7d9fa8ed6955f6f44f7d9d3f861b898f83281bedb85262273490f59cab4a946c8f6ae7781c4c3b39fa1667f15ad44e9f3f2ddb17d3cf5801c4c422cdb2521
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SSDEEP
768:/qPJtHA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNh7:/qnA6C1VqaqhtgVRNToV7TtRu8rM0wYb
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource virussign.com_b63875a227b2c7b82dfde7d3e6b40710.vir
Files
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virussign.com_b63875a227b2c7b82dfde7d3e6b40710.vir.exe windows:4 windows x86 arch:x86
3b884b93be1eaa99038bd3acaaa5f577
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
advapi32
RegSetValueExA
RegQueryValueExA
RegOpenKeyExA
RegCloseKey
kernel32
GetFileSize
WaitForSingleObject
CreateThread
HeapFree
DeleteFileA
ExitProcess
lstrcmpiA
lstrcatA
GetWindowsDirectoryA
HeapAlloc
GetProcessHeap
Sleep
GetModuleFileNameA
CloseHandle
GetLastError
CreateMutexA
HeapReAlloc
FindClose
FindFirstFileA
GetProcAddress
LoadLibraryA
CreateProcessA
CreateFileA
ReadFile
WriteFile
FlushFileBuffers
wininet
InternetOpenA
InternetCloseHandle
InternetReadFile
InternetOpenUrlA
InternetSetOptionExA
Sections
.text Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.htext Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE