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Behavioral task
behavioral1
Sample
RivelX.exe
Resource
win10v2004-20240220-en
General
-
Target
RivelX.exe
-
Size
16.4MB
-
MD5
8ddb8cb6044fb23fb4ef797368cf0f44
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SHA1
2f70e29cc0c4498c7ecd143c5d5b31c7d2093c15
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SHA256
f44a5e0f43ad8ba7705b7292798ea9e084ba8c5969af01c91d4eebfe39777ca7
-
SHA512
011e6c338caf4f2360abfb705c14b677e9d1e2a2c9c16652024caa07927d6d1b367ab9203620a3582ce660ea63c732a4e377a8012c3239a890e382a2f4b7b417
-
SSDEEP
393216:Cro7uEetXdHD0B3ePnHkL4+paVvtlmz6G2pa6bw04/JW0zkNw1V8VWxfs:Cs7uE0dHQ3ePnj+AvtlmzMa6skNw1V8o
Malware Config
Signatures
-
resource yara_rule sample themida -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource RivelX.exe
Files
-
RivelX.exe.exe windows:6 windows x64 arch:x64
938896d7815361b5262f5706aa48f805
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
d3d11
D3D11CreateDeviceAndSwapChain
kernel32
GetFileSizeEx
GetSystemTimeAsFileTime
LocalAlloc
LocalFree
GetModuleFileNameW
GetProcessAffinityMask
SetProcessAffinityMask
SetThreadAffinityMask
Sleep
ExitProcess
FreeLibrary
LoadLibraryA
GetModuleHandleA
GetProcAddress
user32
EmptyClipboard
GetUserObjectInformationW
GetProcessWindowStation
GetUserObjectInformationW
advapi32
RegDeleteValueA
ole32
CoInitializeSecurity
oleaut32
SysAllocString
normaliz
IdnToAscii
ws2_32
getsockname
wldap32
ord200
crypt32
CertEnumCertificatesInStore
urlmon
URLDownloadToFileA
imm32
ImmSetCandidateWindow
d3dcompiler_47
D3DCompile
wtsapi32
WTSSendMessageW
Exports
Exports
Sections
.text Size: - Virtual size: 1.9MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: - Virtual size: 712KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 55KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: - Virtual size: 68KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: - Virtual size: 244B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.themida Size: - Virtual size: 13.7MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.themida Size: 16.3MB - Virtual size: 16.3MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 48KB - Virtual size: 48KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ