Unpacking101[.]exe

Sharing

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General

Target

Unpacking101.exe
Size

225KB
MD5

b4792c64971ddb84427fd37fc56c45fc
SHA1

e9913ce6f4e6cd716875152b4579b6144fd4c68b
SHA256

9d5a5d31d598befb581d1932b0c8d19972e0ba3129d0fcd292abbfcbafa90a31
SHA512

d248c585ecfed7171f1b74a96cdadba981217a9f26911727a1c3a70e78b769d0911f367de656352bc0bd13f307b7540d2ee69db47364eb05359f5b7ae73ab5c7
SSDEEP

6144:pbeLGDvdanUJMeVTnYHyDevYZ3h2DIlbpi8dBNmOdT2GusIKpvVAOv/5T3Eoj7Fg:3DVa3kTnYHyDevYZ3U

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Unpacking101.exe

Files

Unpacking101.exe
.exe windows x86

9c3076658fe99e27b2a5d06cd805dc7e

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

AddAtomA
AllocConsole
CloseHandle
CreateProcessA
CreateSemaphoreA
CreateToolhelp32Snapshot
ExitProcess
FindAtomA
GetAtomNameA
GetCurrentThreadId
GetLastError
GetModuleFileNameA
GetModuleHandleA
GetProcAddress
GetThreadContext
GetTickCount
InterlockedDecrement
InterlockedIncrement
LoadLibraryA
Process32First
Process32Next
ReleaseSemaphore
ResumeThread
SetLastError
SetThreadContext
SetUnhandledExceptionFilter
Sleep
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
VirtualAllocEx
VirtualProtect
VirtualProtectEx
VirtualQuery
WaitForSingleObject
WriteProcessMemory

msvcrt

_write
__getmainargs
__p__environ
__p__fmode
__set_app_type
_assert
_cexit
_iob
_onexit
_setmode
abort
atexit
fclose
fopen
fread
free
freopen
fseek
ftell
malloc
memchr
memcpy
memmove
memset
printf
puts
rand
rewind
signal
srand
strcmp
strerror
system

Sections

.text
Size: 44KB - Virtual size: 44KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 100B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 18KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

/4
Size: 512B - Virtual size: 312B

IMAGE_SCN_MEM_DISCARDABLE

/19
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_MEM_DISCARDABLE

/35
Size: 64KB - Virtual size: 64KB

IMAGE_SCN_MEM_DISCARDABLE

/47
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_MEM_DISCARDABLE

/61
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_MEM_DISCARDABLE

/73
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_MEM_DISCARDABLE

/86
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_MEM_DISCARDABLE

/97
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_MEM_DISCARDABLE

/108
Size: 1024B - Virtual size: 896B

IMAGE_SCN_MEM_DISCARDABLE

Sharing

General

Malware Config

Signatures

Files

9c3076658fe99e27b2a5d06cd805dc7e

Headers

File Characteristics

Imports

kernel32

msvcrt

Sections

.text Size: 44KB - Virtual size: 44KB

.data Size: 512B - Virtual size: 100B

.rdata Size: 4KB - Virtual size: 3KB

.bss Size: - Virtual size: 18KB

.idata Size: 2KB - Virtual size: 1KB

/4 Size: 512B - Virtual size: 312B

/19 Size: 2KB - Virtual size: 1KB

/35 Size: 64KB - Virtual size: 64KB

/47 Size: 6KB - Virtual size: 6KB

/61 Size: 6KB - Virtual size: 6KB

/73 Size: 2KB - Virtual size: 2KB

/86 Size: 1KB - Virtual size: 1KB

/97 Size: 5KB - Virtual size: 5KB

/108 Size: 1024B - Virtual size: 896B

.text
Size: 44KB - Virtual size: 44KB

.data
Size: 512B - Virtual size: 100B

.rdata
Size: 4KB - Virtual size: 3KB

.bss
Size: - Virtual size: 18KB

.idata
Size: 2KB - Virtual size: 1KB

/4
Size: 512B - Virtual size: 312B

/19
Size: 2KB - Virtual size: 1KB

/35
Size: 64KB - Virtual size: 64KB

/47
Size: 6KB - Virtual size: 6KB

/61
Size: 6KB - Virtual size: 6KB

/73
Size: 2KB - Virtual size: 2KB

/86
Size: 1KB - Virtual size: 1KB

/97
Size: 5KB - Virtual size: 5KB

/108
Size: 1024B - Virtual size: 896B