expandera(4)[.]exe

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General

Target

expandera(4).exe
Size

46.3MB
MD5

bdc1c86a6bb8ca3e6e735a33772aa305
SHA1

652ea8c1ea1c92d95e18b0d60fa50be68f6c38a1
SHA256

2b6481a2e0a81c9ea37de5ea0e37420322b123461d70d5bdf2af1769ff1ff95b
SHA512

b293c199d62def634d8c44ae8cb712cad659bfac68a6c8b89cf1867c2f844668cd537de6e811b2d61e73bc7e51b4dff0d41a5d3892d72623d86b0843020bbe11
SSDEEP

786432:mQEI+oSMAlWmYqDBCwuk2pc03iHPZIsbJEil:Co0NDIHdGPjEil

Score

7^/10

themida

Malware Config

Signatures

Themida packer 1 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
sample	themida

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
expandera(4).exe

Files

expandera(4).exe
.exe windows:6 windows x64

26fab9ce4e6f7c9eefa5e29c288a566d

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

bcrypt

BCryptGenRandom

urlmon

URLDownloadToFileA

kernel32

InitializeSListHead
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress

user32

MessageBoxA

msvcp140

?width@ios_base@std@@QEBA_JXZ

ws2_32

WSAStartup

vcruntime140

strchr

vcruntime140_1

__CxxFrameHandler4

api-ms-win-crt-runtime-l1-1-0

signal

api-ms-win-crt-stdio-l1-1-0

_write

api-ms-win-crt-filesystem-l1-1-0

_lock_file

api-ms-win-crt-heap-l1-1-0

realloc

api-ms-win-crt-utility-l1-1-0

rand

api-ms-win-crt-convert-l1-1-0

strtoll

api-ms-win-crt-environment-l1-1-0

getenv

api-ms-win-crt-time-l1-1-0

_time64

api-ms-win-crt-string-l1-1-0

strcmp

api-ms-win-crt-math-l1-1-0

roundf

api-ms-win-crt-locale-l1-1-0

___lc_codepage_func

Sections

.text
Size: - Virtual size: 1.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: - Virtual size: 801KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: - Virtual size: 42KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: - Virtual size: 71KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.themida
Size: - Virtual size: 28.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.themida
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.themida
Size: 46.3MB - Virtual size: 46.3MB

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

Sharing

General

Malware Config

Signatures

Files

26fab9ce4e6f7c9eefa5e29c288a566d

Headers

DLL Characteristics

File Characteristics

Imports

bcrypt

urlmon

kernel32

user32

msvcp140

ws2_32

vcruntime140

vcruntime140_1

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-filesystem-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-utility-l1-1-0

api-ms-win-crt-convert-l1-1-0

api-ms-win-crt-environment-l1-1-0

api-ms-win-crt-time-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-locale-l1-1-0

Sections

.text Size: - Virtual size: 1.2MB

.rdata Size: - Virtual size: 801KB

.data Size: - Virtual size: 42KB

.pdata Size: - Virtual size: 71KB

.themida Size: - Virtual size: 28.2MB

.themida Size: 4KB - Virtual size: 4KB

.themida Size: 46.3MB - Virtual size: 46.3MB

.rsrc Size: 512B - Virtual size: 480B

.text
Size: - Virtual size: 1.2MB

.rdata
Size: - Virtual size: 801KB

.data
Size: - Virtual size: 42KB

.pdata
Size: - Virtual size: 71KB

.themida
Size: - Virtual size: 28.2MB

.themida
Size: 4KB - Virtual size: 4KB

.themida
Size: 46.3MB - Virtual size: 46.3MB

.rsrc
Size: 512B - Virtual size: 480B