Behavioral task
behavioral1
Sample
!MRCJ4149()#AFS.exe
Resource
win10-20231023-en
General
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Target
!MRCJ4149()#AFS.exe
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Size
1.0MB
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MD5
4ea371bbeb4d06078ef264ea48f3fa3b
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SHA1
769e2acec461d1809cc684bc65c0d21a4d73cc87
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SHA256
ef0830aaafc34f80b7f687046938ebffaa066f8c6aa8f05ee68270081db487a7
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SHA512
ab56663a9c84b7fc7bed4e0bf8b4f324434b55eb4d6c4c8a441876cfbe18aa4ca54405d5eece88f375ad19ff0fbd3eed7592fa196d0888a7aba01bf326ba0c5b
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SSDEEP
12288:AhEWCM9h/kR65260SiIcWcYtXzxiOPUINXE9gh8AQG+9FkzY6NqsJ0P4OmcYia0e:AhEehj56WDrhi9gh8BlFoYKMP4SYBFUC
Malware Config
Signatures
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resource yara_rule sample vmprotect -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource !MRCJ4149()#AFS.exe
Files
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!MRCJ4149()#AFS.exe.exe windows:5 windows x86
a66cd521d9759a0388ad2b01db5c3907
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
GetVersionExA
CloseHandle
GetModuleFileNameW
GetModuleHandleA
LoadLibraryA
LocalAlloc
LocalFree
GetModuleFileNameA
ExitProcess
user32
MessageBoxA
shell32
ShellExecuteExA
msvcp100
?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MAE_JPAD_J@Z
iphlpapi
GetAdaptersInfo
wininet
InternetReadFile
msvcr100
fsetpos
Sections
.text Size: - Virtual size: 53KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 36KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.vmp0 Size: - Virtual size: 769KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.vmp1 Size: 894KB - Virtual size: 893KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 512B - Virtual size: 212B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 179KB - Virtual size: 178KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ