dropper[.]exe | Triage

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General

Target

dropper.exe
Size

10KB
MD5

92773ecfa3eb9527bf4481282b94ff60
SHA1

3d7c74669ab020789029653ec30ffbec675de62c
SHA256

50b3ce090bf35dae5e9bc48672212ce376e55d67648309a30e0504399d79baca
SHA512

0be48e19f926a68abb8f47db3cc283be4a35023f5eb3f7dbacadb40ab0f412fe2a3982973926924f4254b7c06c828709362526b3685e916c1b58194732bac40d
SSDEEP

192:c5upgNJHZAXH0WJCK0ejOrPX7E5pz6xbt4Mc:suWH2HVJ0ejYX74M

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
dropper.exe

Files

dropper.exe
.exe windows:6 windows x86 arch:x86

2725997e4b4f3f88be847b7777523830

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

C:\Users\USER\source\repos\icdx-backdoor\dropper\Release\dropper.pdb

Imports

kernel32

GetTempPathA
IsDebuggerPresent
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetModuleHandleW

advapi32

CryptAcquireContextW
CryptReleaseContext
CryptGetHashParam
CryptCreateHash
CryptHashData
CryptDestroyHash

vcruntime140

memset
_except_handler4_common
__current_exception_context
__current_exception

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

__stdio_common_vsprintf
fclose
fopen
__p__commode
_set_fmode
fwrite

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

_register_thread_local_exe_atexit_callback
_set_app_type
__p___argv
__p___argc
_exit
_initialize_onexit_table
_register_onexit_function
_crt_atexit
_controlfp_s
terminate
exit
_initterm_e
_c_exit
_initterm
_get_initial_narrow_environment
_seh_filter_exe
_initialize_narrow_environment
_configure_narrow_argv
_cexit

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

__setusermatherr

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

_configthreadlocale

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

_set_new_mode

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 388B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

2725997e4b4f3f88be847b7777523830

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

advapi32

vcruntime140

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

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

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

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

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

Sections

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

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

.data Size: 512B - Virtual size: 1KB

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

.reloc Size: 512B - Virtual size: 388B

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

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

.data
Size: 512B - Virtual size: 1KB

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

.reloc
Size: 512B - Virtual size: 388B