ReservedCpuSets[.]zip

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General

Target

ReservedCpuSets.zip
Size

131KB
MD5

5e5f3d12513b6e31257c886bc912e9de
SHA1

fb01495a3a060c38b6d050ca805d22e38e5dd268
SHA256

1ca49b9a4827df6d8ef271e17d6d2d86cb638e68cf495ad1f16d5a88ea2c7f92
SHA512

d39ab0bf4062ae24381f9269a31221170dfcca2303ba8a258b085d9c561612c375eebe05d01c1a2c87523099d84effdc5fb97e7175d20093edc7eefca68dc202
SSDEEP

3072:8aio8d89uVYpMnkoP5ecNdjf3t1XK/22gaxH2zz1r:so8y6TrscZ9LaxHUz1

Score

3^/10

Malware Config

Signatures

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/ReservedCpuSets/ReservedCpuSets.dll
unpack001/ReservedCpuSets/ReservedCpuSets.exe

Files

ReservedCpuSets.zip
.zip
ReservedCpuSets/ReservedCpuSets.dll
.dll windows:6 windows x64 arch:x64

e85bb8d0ffc5aa006af90e48f97b2745

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

PDB Paths

D:\a\ReservedCpuSets\ReservedCpuSets\bin\x64\Release\ReservedCpuSets.pdb

Imports

ntdll

RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
NtSetSystemInformation

kernel32

InitializeSListHead
GetCurrentProcess
CloseHandle
GetLastError
UnhandledExceptionFilter
DisableThreadLibraryCalls
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
IsDebuggerPresent

advapi32

AdjustTokenPrivileges
OpenProcessToken
LookupPrivilegeValueW

msvcp140

?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
?good@ios_base@std@@QEBA_NXZ
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
?_Xlength_error@std@@YAXPEBD@Z
?cerr@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
?_Xout_of_range@std@@YAXPEBD@Z
?_Xinvalid_argument@std@@YAXPEBD@Z
?uncaught_exception@std@@YA_NXZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z

vcruntime140_1

__CxxFrameHandler4

vcruntime140

memset
__std_type_info_destroy_list
_CxxThrowException
__C_specific_handler
strchr
__std_terminate
__std_exception_copy
__std_exception_destroy
memcpy

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

strncmp

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

_errno
_initialize_onexit_table
_initialize_narrow_environment
_configure_narrow_argv
_invalid_parameter_noinfo_noreturn
_seh_filter_dll
_initterm_e
_initterm
_cexit
_execute_onexit_table

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

strtol

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

_callnewh
free
malloc

Exports

Exports

SetSystemCpuSet

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 6KB - Virtual size: 6KB

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

.pdata
Size: 1024B - Virtual size: 672B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 80B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
ReservedCpuSets/ReservedCpuSets.exe
.exe windows:4 windows x64 arch:x64

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Sections

.text
Size: 132KB - Virtual size: 131KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e85bb8d0ffc5aa006af90e48f97b2745

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

ntdll

kernel32

advapi32

msvcp140

vcruntime140_1

vcruntime140

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

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

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

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

Exports

Exports

Sections

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

.rdata Size: 6KB - Virtual size: 6KB

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

.pdata Size: 1024B - Virtual size: 672B

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

.reloc Size: 512B - Virtual size: 80B

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 132KB - Virtual size: 131KB

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

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

.rdata
Size: 6KB - Virtual size: 6KB

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

.pdata
Size: 1024B - Virtual size: 672B

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

.reloc
Size: 512B - Virtual size: 80B

.text
Size: 132KB - Virtual size: 131KB

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