Keyauth_Fucker[.]exe | Triage

Sharing

General

Target

Keyauth_Fucker.exe
Size

6.3MB
MD5

52488ffa75ecfa8bab48d98895ff937b
SHA1

21672c3c6a2e1ebccff6cb709b0bfa16c58d1fe6
SHA256

8eb82fd5de7312b64eb8486711fab55eb20c4dad6ccc9b826ac6f78dd3209209
SHA512

470617f1de29f3e46375e2b5cf24378389f269d894dcab33d8c71283bd41f61cf7a3bafb127fb2317b903fe37bf1b31b1954b206328b2c253d3592535422f0eb
SSDEEP

98304:cFp9I/rfiOlb3LfSDXO/6Gf/5oEHQIsWyYUuhW317BB8r2S/NFbj:2pMfiOxLaD+FdrxW3

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Keyauth_Fucker.exe

Files

Keyauth_Fucker.exe
.exe windows:6 windows x64 arch:x64

2d8d13cbaab10bcbc3b28a2b44a76896

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

SetLastError
GetVersion
LocalAlloc
LocalFree
GetModuleFileNameW
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress

msvcp140

??1_Lockit@std@@QEAA@XZ

normaliz

IdnToAscii

wldap32

ord46

crypt32

CertFindCertificateInStore

ws2_32

recv

rpcrt4

UuidCreate

psapi

GetModuleInformation

ntdll

RtlCaptureContext

userenv

UnloadUserProfile

vcruntime140_1

__CxxFrameHandler4

vcruntime140

__std_exception_destroy

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

_beginthreadex

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

_read

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

_unlock_file

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

calloc

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

atoi

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

_configthreadlocale

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

_dclass

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

strncmp

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

_time64

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

qsort

user32

MessageBoxA
CharUpperBuffW

advapi32

InitializeAcl

shell32

ShellExecuteA

Sections

.text
Size: - Virtual size: 440KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: - Virtual size: 106KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rW-
Size: - Virtual size: 3.7MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.)$_
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.I|I
Size: 6.3MB - Virtual size: 6.3MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 216B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ