LoSeSb[.]exe | Triage

Resubmissions

31-05-2024 20:12

240531-yyv4nabf8x 3

31-05-2024 20:05

240531-ytz7tabe5v 3

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General

Target

LoSeSb.exe
Size

102KB
MD5

eaf41fcf0374f443b2063ace39276749
SHA1

5d27d2577b6fb5db5e1f3b0c913c31b28dab312e
SHA256

3f8c1c1c699e7f82d69858c926e67d8f5c66064bf1d9372a503ab1f2db83e075
SHA512

78d40f325ca5bee4f20eb19d8a2c5aa2ced8a14ba200aa7e480bdc6d5f2d4a4e40f278db90d120dfde004bc94da8342fc77793dcb70508bb1e90b1cd89c6a60e
SSDEEP

3072:Z3Yj+8JlFCumUbyJlKP8HRvkduTK5Nrh2o9Dj0fmoQ:VQ+IFCumUGekHRvEuO3go9kfnQ

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
LoSeSb.exe

Files

LoSeSb.exe
.exe windows:6 windows x64 arch:x64

a9563ca2ee659a9314820bead4ec962b

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_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

Imports

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

_set_new_mode
calloc
free
malloc

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

__C_specific_handler
memcpy

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

__p___argc
__p___argv
__p___wargv
__p__wcmdln
_cexit
_configure_narrow_argv
_configure_wide_argv
_crt_at_quick_exit
_crt_atexit
_initialize_narrow_environment
_initialize_wide_environment
_initterm
_set_app_type
_set_invalid_parameter_handler
abort
exit
signal

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

__acrt_iob_func
__p__commode
__p__fmode
__stdio_common_vfprintf
__stdio_common_vfwprintf
__stdio_common_vswprintf
fwrite

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

_wcsdup
memset
strlen
strncmp
wcslen

user32

MessageBoxW

kernel32

DeleteCriticalSection
EnterCriticalSection
GetLastError
GetProcAddress
GetStartupInfoW
InitializeCriticalSection
LeaveCriticalSection
LoadLibraryW
SetDllDirectoryW
SetUnhandledExceptionFilter
Sleep
TlsGetValue
VerSetConditionMask
VerifyVersionInfoW
VirtualProtect
VirtualQuery

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

__setusermatherr

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

__p__environ
__p__wenviron

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

__daylight
__timezone
__tzname
_tzset

Sections

.text
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.buildid
Size: 512B - Virtual size: 53B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 444B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 512B - Virtual size: 396B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 87KB - Virtual size: 86KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

a9563ca2ee659a9314820bead4ec962b

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

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

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

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

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

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

user32

kernel32

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

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

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

Sections

.text Size: 7KB - Virtual size: 7KB

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

.buildid Size: 512B - Virtual size: 53B

.data Size: 512B - Virtual size: 444B

.pdata Size: 512B - Virtual size: 396B

.tls Size: 512B - Virtual size: 16B

.rsrc Size: 87KB - Virtual size: 86KB

.text
Size: 7KB - Virtual size: 7KB

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

.buildid
Size: 512B - Virtual size: 53B

.data
Size: 512B - Virtual size: 444B

.pdata
Size: 512B - Virtual size: 396B

.tls
Size: 512B - Virtual size: 16B

.rsrc
Size: 87KB - Virtual size: 86KB