Behavioral task
behavioral1
Sample
Nezur.exe
Resource
win10v2004-20240802-en
General
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Target
Nezur.exe
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Size
13.8MB
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MD5
1225730acb79cc2e8a50dba8af225e7a
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SHA1
56780601d7bf212d56368a063a8acbfa389e4e8d
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SHA256
9b49e6e30b52e1c2bb211de9a0fab6429a284a2e2dd0e8c76320fc5c1ff9b2b9
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SHA512
ba07e3a61e3b7e47b15f3ed396999badbb1e546bcc3c8be6e4108030f5cfa0cfa224a8060cd336e5db75c8ccafb1ff6cc038c766851b74a42102d8dfbba599f0
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SSDEEP
393216:e93aUcrs7koLyAT8UH2meR5G08QBQQkwe:e933ks7VLdVPb3aNkw
Malware Config
Signatures
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resource yara_rule sample themida -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Nezur.exe
Files
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Nezur.exe.exe windows:6 windows x64 arch:x64
7efe1f4e74660c3832d8943f85358521
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
d3dcompiler_43
D3DCompile
kernel32
GetFileType
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress
user32
ClientToScreen
gdi32
CreateSolidBrush
advapi32
CryptDestroyKey
shell32
ShellExecuteW
msvcp140
?_Syserror_map@std@@YAPEBDH@Z
ntdll
RtlCaptureContext
imm32
ImmReleaseContext
dwmapi
DwmExtendFrameIntoClientArea
normaliz
IdnToAscii
wldap32
ord79
crypt32
CertFreeCertificateChainEngine
ws2_32
ntohl
shlwapi
PathFindFileNameW
rpcrt4
UuidCreate
psapi
GetModuleInformation
userenv
UnloadUserProfile
vcruntime140_1
__CxxFrameHandler4
vcruntime140
__std_exception_destroy
api-ms-win-crt-runtime-l1-1-0
_beginthreadex
api-ms-win-crt-stdio-l1-1-0
_read
api-ms-win-crt-heap-l1-1-0
realloc
api-ms-win-crt-filesystem-l1-1-0
_lock_file
api-ms-win-crt-convert-l1-1-0
atof
api-ms-win-crt-utility-l1-1-0
qsort
api-ms-win-crt-string-l1-1-0
strcmp
api-ms-win-crt-time-l1-1-0
strftime
api-ms-win-crt-math-l1-1-0
powf
api-ms-win-crt-locale-l1-1-0
localeconv
api-ms-win-crt-environment-l1-1-0
getenv
Sections
.text Size: - Virtual size: 1.4MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: - Virtual size: 221KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 1.3MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: - Virtual size: 39KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.themida Size: - Virtual size: 7.8MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.themida Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.themida Size: 13.6MB - Virtual size: 13.6MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 176KB - Virtual size: 176KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ