Static task
static1
Behavioral task
behavioral1
Sample
2024-04-08_b13b3d50a593a1541f65ecc3b47ee10c_virlock.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-08_b13b3d50a593a1541f65ecc3b47ee10c_virlock.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-08_b13b3d50a593a1541f65ecc3b47ee10c_virlock
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Size
1.1MB
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MD5
b13b3d50a593a1541f65ecc3b47ee10c
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SHA1
26d5e1814ca36fd135c866c146efa1adcf327e45
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SHA256
151c206eb821da04f2c24d14c1780abb3c6f1035ce6ab3b8566212eb7b8565fc
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SHA512
08e8d90cf60c21cf0955e84c8431ec79aec686b50d8cfdeb324b5d105f5b45514e966b375d1efb6f80919c8654a0b782719f826c43f7268ebe047b3959b7d417
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SSDEEP
24576:R1ZN5iMqzlJKY8Lg1id885rl2z9WR7z7pckEsYnT8/au9MFVf9p:R1Z3dUmlLBzCXO/d9Mz9p
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-08_b13b3d50a593a1541f65ecc3b47ee10c_virlock
Files
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2024-04-08_b13b3d50a593a1541f65ecc3b47ee10c_virlock.exe windows:4 windows x86 arch:x86
c24281e2f26e48ec38b38ce69b4dc073
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
ntdll
RtlSetSecurityObject
NtCurrentTeb
RtlQueryHeapInformation
kernel32
GetSystemDefaultUILanguage
ExitThread
ReadFileScatter
user32
SetMenu
GetKBCodePage
GetMessageTime
advapi32
SystemFunction032
Sections
.text Size: 1.1MB - Virtual size: 1.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE