Behavioral task
behavioral1
Sample
81b5b99cef476c30bd0929b188dca0d8ecfcf768137998fc057d2ebe43d920d7.exe
Resource
win7-20230831-en
General
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Target
81b5b99cef476c30bd0929b188dca0d8ecfcf768137998fc057d2ebe43d920d7
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Size
8.9MB
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MD5
a2ea78bdc68c7e434fce0e4a50b72475
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SHA1
aa882565ad6c234e7a266a66c2fe1d59894bf924
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SHA256
81b5b99cef476c30bd0929b188dca0d8ecfcf768137998fc057d2ebe43d920d7
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SHA512
f024e6535a378443c1303611e5528005bf04fdfaf409645c8eb4e8f3431e6e79a5dd5a08b226a94388240dcc35f3f0e8a455674209c0a7e8a9f6bd5e4a7f7e2d
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SSDEEP
196608:vKXgymXDKDzW+l1x2O+guf/u8XH01/QwLhCH4LjTECzAV:vKQ3XDKnzF2zfmcH0dhpgCz
Malware Config
Signatures
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resource yara_rule sample vmprotect -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 81b5b99cef476c30bd0929b188dca0d8ecfcf768137998fc057d2ebe43d920d7
Files
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81b5b99cef476c30bd0929b188dca0d8ecfcf768137998fc057d2ebe43d920d7.exe windows:5 windows x86
22ca1df0cf101b8fa5bb045319cd86cf
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
kernel32
GetVersionExA
GetVersion
GetVersion
GetVersionExA
VirtualQuery
LocalAlloc
LocalFree
GetModuleFileNameW
GetProcessAffinityMask
SetProcessAffinityMask
SetThreadAffinityMask
Sleep
ExitProcess
FreeLibrary
LoadLibraryA
GetModuleHandleA
GetProcAddress
shlwapi
StrToIntExA
ws2_32
WSAStartup
htons
version
GetFileVersionInfoA
user32
GetClassNameA
RedrawWindow
GetUserObjectInformationW
GetProcessWindowStation
GetUserObjectInformationW
advapi32
RegOpenKeyA
RegCreateKeyExA
shell32
SHGetSpecialFolderPathA
ShellExecuteA
ole32
OleRun
psapi
GetModuleInformation
oleaut32
SafeArrayGetDim
SysStringLen
winmm
midiStreamRestart
rasapi32
RasGetConnectStatusA
gdi32
LineTo
winspool.drv
ClosePrinter
comctl32
ImageList_Read
oledlg
ord8
wininet
InternetCloseHandle
comdlg32
GetSaveFileNameA
wtsapi32
WTSSendMessageW
Sections
.text Size: - Virtual size: 2.5MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: - Virtual size: 989KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 3.4MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.vmp0 Size: - Virtual size: 4.8MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.vmp1 Size: 8.9MB - Virtual size: 8.9MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 8KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ