Behavioral task
behavioral1
Sample
winlocker1337 (1).exe
Resource
win10-20240611-en
Behavioral task
behavioral2
Sample
winlocker1337 (1).exe
Resource
win10v2004-20240709-en
General
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Target
winlocker1337 (1).exe
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Size
28.9MB
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MD5
b50cb23ab6484c65717db062b535fc06
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SHA1
4a753e4854d6b94e4758f4949a36a4bdc17915c7
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SHA256
b5a83c9fcb752a9f53cafb385ed1ee1de767176051993418d8172252a9ac2a5b
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SHA512
0e7e665fedf1e0a15afafb15f50bc4baf4e924ea2a597803946db42d400abb74de8baea4761a2e76883081a25896e9f94cb5545e74e20e3c8520478f2f33315c
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SSDEEP
393216:Hu+5BWbqP6EuFzFl9euGh0qZVWQntp7DkvgbqlFy6bYh/SgYwVoGzHomfQvQB6yG:pxS9SztdigR6bYbVHE5zHbRBvDQy1
Malware Config
Signatures
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resource yara_rule sample themida -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource winlocker1337 (1).exe
Files
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winlocker1337 (1).exe.exe windows:6 windows x64 arch:x64
87f66e8050f3ef7627fa53f57b791a48
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
kernel32
WaitForMultipleObjects
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress
user32
RegisterClassExA
gdi32
DeleteObject
advapi32
RegQueryValueExW
shell32
ShellExecuteA
ole32
CoUninitialize
oleaut32
SysFreeString
msvcp140
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
d3dx9_43
D3DXCreateTextureFromFileInMemoryEx
d3d9
Direct3DCreate9
imm32
ImmSetCandidateWindow
dwmapi
DwmExtendFrameIntoClientArea
normaliz
IdnToAscii
wldap32
ord143
crypt32
CryptQueryObject
ws2_32
recv
rpcrt4
UuidToStringA
httpapi
HttpCreateServerSession
vcruntime140
__intrinsic_setjmp
vcruntime140_1
__CxxFrameHandler4
api-ms-win-crt-runtime-l1-1-0
_getpid
api-ms-win-crt-math-l1-1-0
_finite
api-ms-win-crt-heap-l1-1-0
free
api-ms-win-crt-stdio-l1-1-0
_open
api-ms-win-crt-locale-l1-1-0
localeconv
api-ms-win-crt-utility-l1-1-0
rand
api-ms-win-crt-convert-l1-1-0
strtol
api-ms-win-crt-filesystem-l1-1-0
_stat64
api-ms-win-crt-time-l1-1-0
_time64
api-ms-win-crt-string-l1-1-0
strspn
Sections
.text Size: 2.1MB - Virtual size: 2.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 332KB - Virtual size: 332KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 227KB - Virtual size: 446KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 57KB - Virtual size: 56KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.themida Size: 20.7MB - Virtual size: 20.7MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.themida Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.themida Size: 5.5MB - Virtual size: 5.5MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ