Static task
static1
Behavioral task
behavioral1
Sample
virussign.com_23be8f5b0b93ca539c72f155e0340cb0.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
virussign.com_23be8f5b0b93ca539c72f155e0340cb0.exe
Resource
win10v2004-20240426-en
General
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Target
virussign.com_23be8f5b0b93ca539c72f155e0340cb0.vir
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Size
3.8MB
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MD5
23be8f5b0b93ca539c72f155e0340cb0
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SHA1
99792169b1c9c8ee46cacd73c88fdfa16963e202
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SHA256
79d35eb4d474efd33f34f907b5d955d6d94b3fd7fe1550ecfd05c97116b02e89
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SHA512
f8667b397aa729963c30dcf5b08337f15022dbecad7addeebaecc54fcf124896173f7b59a4686283be0fc673e5c27b007b0bd7b59e11db78e28bbf35656e2bca
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SSDEEP
49152:VCJaSeHz2UXUZdvOFGF0aHo/QngV/n4nY28lop6fH:fSSeBOW0SmQnJYVq4H
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource virussign.com_23be8f5b0b93ca539c72f155e0340cb0.vir
Files
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virussign.com_23be8f5b0b93ca539c72f155e0340cb0.vir.exe windows:4 windows x86 arch:x86
8abecba2211e61763c4c9ffcaa13369e
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
mfc42
ord2770
ord356
ord2781
ord4058
ord3181
ord2764
ord1980
ord668
ord926
ord924
ord941
ord4129
ord537
ord540
ord6282
ord825
ord6283
ord5683
ord5710
ord858
ord800
ord535
ord859
msvcrt
_adjust_fdiv
__p__commode
__p__fmode
__set_app_type
_except_handler3
_controlfp
__setusermatherr
_initterm
__getmainargs
_acmdln
exit
_XcptFilter
_exit
_beginthread
rand
fgetc
fputc
fwrite
rename
fopen
fseek
fread
fclose
_stat
__CxxFrameHandler
_mbscmp
kernel32
GetCurrentThread
GetCurrentProcess
SetPriorityClass
lstrcatA
lstrcpyA
GetEnvironmentVariableA
GetShortPathNameA
GetModuleFileNameA
GetFileAttributesA
DeleteFileA
SetFileAttributesA
GetSystemDirectoryA
WaitForSingleObject
CreateProcessA
Sleep
GetLogicalDrives
GetModuleHandleA
GetStartupInfoA
SetThreadPriority
user32
LoadIconA
MessageBoxA
shell32
ShellExecuteExA
SHChangeNotify
Sections
.text Size: 8KB - Virtual size: 5KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 352B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ