Static task
static1
Behavioral task
behavioral1
Sample
Nezur.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
Nezur.exe
Resource
win10v2004-20240709-en
General
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Target
Nezur_External (2).zip
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Size
13.8MB
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MD5
7656f201f4835d3a72a7a14a8b042589
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SHA1
f6f09659e91aca9875ddd02b9df54def9210631e
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SHA256
6b4884145a11d071e77a248e9bab081414c2f758187811f7795d1ae4ad121257
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SHA512
e3a14ce763e8cf9e869dc1b4d692f3872d3a1eb4ddb937796a78555574b6c3f24d6660654f11114c2c99106f0be9cb96a5ae7562836c84cfeb7cdc53f44f4737
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SSDEEP
393216:xGRpP9pnTG5F7eyuMHBcR4WA25GaJZ4hLF4l/xk:mpPLaphqbJZ4hp4k
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/Nezur.exe
Files
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Nezur_External (2).zip.zip
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Nezur.exe.exe windows:6 windows x64 arch:x64
d7ccbb16bdffd2d44963c70bb01711ef
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
WaitForMultipleObjects
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress
user32
DefWindowProcA
gdi32
CreateSolidBrush
advapi32
CryptGetHashParam
shell32
ShellExecuteW
msvcp140
?_Ipfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA_N_N@Z
ntdll
RtlCaptureContext
imm32
ImmSetCompositionWindow
dwmapi
DwmExtendFrameIntoClientArea
normaliz
IdnToAscii
wldap32
ord30
crypt32
CertGetCertificateChain
ws2_32
ntohl
shlwapi
PathFindFileNameW
rpcrt4
UuidCreate
psapi
GetModuleInformation
userenv
UnloadUserProfile
vcruntime140_1
__CxxFrameHandler4
vcruntime140
__std_terminate
api-ms-win-crt-runtime-l1-1-0
system
api-ms-win-crt-stdio-l1-1-0
fsetpos
api-ms-win-crt-heap-l1-1-0
_callnewh
api-ms-win-crt-filesystem-l1-1-0
_wremove
api-ms-win-crt-convert-l1-1-0
strtoll
api-ms-win-crt-utility-l1-1-0
qsort
api-ms-win-crt-string-l1-1-0
isspace
api-ms-win-crt-time-l1-1-0
_time64
api-ms-win-crt-math-l1-1-0
sqrt
api-ms-win-crt-locale-l1-1-0
localeconv
api-ms-win-crt-environment-l1-1-0
getenv
Sections
.text Size: - Virtual size: 1.3MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: - Virtual size: 220KB
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
.themdia Size: - Virtual size: 8.8MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.themdia Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.themdia Size: 15.2MB - Virtual size: 15.2MB
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