lurkcc[.]exe | Triage

Resubmissions

28/03/2024, 22:31

240328-2fg1vsac9x 3

28/03/2024, 22:30

240328-2e8r7aac8z 3

28/03/2024, 22:29

240328-2eb38aba67 3

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General

Target

lurkcc.exe
Size

13.6MB
MD5

848565f0ab3689124392855b8206ead3
SHA1

057c74d507d8de1f1b08eafb8a0f018f7147123e
SHA256

0a9b6237788fa769ab53ba14168f84ebfc5acce24a1c81809378789c6f86afc3
SHA512

48452488c86f86934f5ae6ba8eb97ea534bcab89453acab5727735c7582709ad44d53045bca9717e2214ae142a1766c5c29ea1443d0833c7dc180c74d1d3b0bf
SSDEEP

393216:BcBcgyJPVR04C2DkhtvZTIJkG6YtVPnIIsV2t1s:BcepVy4ClBTIKPkRnIIgM1

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
lurkcc.exe

Files

lurkcc.exe
.exe windows:6 windows x64 arch:x64

e204f712412f3316a86e701f5e4775d5

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

crypt32

CertAddCertificateContextToStore

advapi32

CryptDestroyKey

d3d11

D3D11CreateDeviceAndSwapChain

d3dcompiler_43

D3DCompile

kernel32

RtlVirtualUnwind
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress

user32

CloseClipboard

imm32

ImmGetContext

msvcp140

_Thrd_detach

dwmapi

DwmExtendFrameIntoClientArea

d3dx11_43

D3DX11CreateShaderResourceViewFromMemory

vcruntime140_1

__CxxFrameHandler4

vcruntime140

__std_terminate

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

_read

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

qsort

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

strpbrk

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

free

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

_getpid

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

strtod

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

_stat64

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

_configthreadlocale

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

_gmtime64

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

_dupenv_s

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

ceilf

normaliz

IdnToAscii

ws2_32

gethostname

wldap32

ord41

Sections

.text
Size: - Virtual size: 1.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: - Virtual size: 332KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: - Virtual size: 917KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: - Virtual size: 54KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.XEE
Size: - Virtual size: 7.8MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.>@:
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.S+b
Size: 13.6MB - Virtual size: 13.6MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 296B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

e204f712412f3316a86e701f5e4775d5

Headers

DLL Characteristics

File Characteristics

Imports

crypt32

advapi32

d3d11

d3dcompiler_43

kernel32

user32

imm32

msvcp140

dwmapi

d3dx11_43

vcruntime140_1

vcruntime140

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

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

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

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

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

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

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

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

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

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

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

normaliz

ws2_32

wldap32

Sections

.text Size: - Virtual size: 1.2MB

.rdata Size: - Virtual size: 332KB

.data Size: - Virtual size: 917KB

.pdata Size: - Virtual size: 54KB

.XEE Size: - Virtual size: 7.8MB

.>@: Size: 5KB - Virtual size: 5KB

.S+b Size: 13.6MB - Virtual size: 13.6MB

.reloc Size: 512B - Virtual size: 296B

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

.text
Size: - Virtual size: 1.2MB

.rdata
Size: - Virtual size: 332KB

.data
Size: - Virtual size: 917KB

.pdata
Size: - Virtual size: 54KB

.XEE
Size: - Virtual size: 7.8MB

.>@:
Size: 5KB - Virtual size: 5KB

.S+b
Size: 13.6MB - Virtual size: 13.6MB

.reloc
Size: 512B - Virtual size: 296B

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