kb250irm[.]zip

Resubmissions

30-12-2023 14:21

231230-rn6zvaafe2 7

30-12-2023 14:08

231230-rf1svsegcn 7

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General

Target

kb250irm.zip
Size

8.5MB
MD5

7017c1cbc4277988e3898a71a50765c1
SHA1

b7ea9ec2eaa0421462e98b0ae279d02aa6a864c8
SHA256

e179de0543e0024bf3b90de52ad1786e1d10965d2e2520f166f6ec582371d788
SHA512

72c447adec23637c1370e5df1ef971c77d75be17e39446eae7b65c14f1dfd3d9e59491576251fba624e09dd7d0bcbe98aa7496b9fa995ec33b97b37ba0f6fb4a
SSDEEP

196608:I9hMQC+ctzp9iUaA3/MC6qXYKSLE8EVGMrR2Io+et381d3s/:YhA1r30C6qXYF482rU/38v3s/

Score

3^/10

Malware Config

Signatures

Unsigned PE 11 IoCs

Checks for missing Authenticode signature.

resource
unpack001/hiddump.txt
unpack001/kb250/stool/Plugins/SharpDisasm.dll
unpack001/kb250/stool/Plugins/Steamless.API.dll
unpack001/kb250/stool/Plugins/Steamless.Unpacker.Variant10.x86.dll
unpack001/kb250/stool/Plugins/Steamless.Unpacker.Variant20.x86.dll
unpack001/kb250/stool/Plugins/Steamless.Unpacker.Variant21.x86.dll
unpack001/kb250/stool/Plugins/Steamless.Unpacker.Variant30.x64.dll
unpack001/kb250/stool/Plugins/Steamless.Unpacker.Variant30.x86.dll
unpack001/kb250/stool/Plugins/Steamless.Unpacker.Variant31.x64.dll
unpack001/kb250/stool/Plugins/Steamless.Unpacker.Variant31.x86.dll
unpack001/kb250/stool/Steamless.CLI.exe

Files

kb250irm.zip
.zip
hiddump.txt
.dll windows:6 windows x86 arch:x86

366a50ea39287992c4d943063413a73d

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

kernel32

VirtualAlloc
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress

user32

GetProcessWindowStation

advapi32

CryptDecrypt

ws2_32

getpeername

crypt32

CertOpenSystemStoreW

Exports

Exports

HidD_FlushQueue
HidD_FreePreparsedData
HidD_GetAttributes
HidD_GetConfiguration
HidD_GetFeature
HidD_GetHidGuid
HidD_GetIndexedString
HidD_GetInputReport
HidD_GetManufacturerString
HidD_GetMsGenreDescriptor
HidD_GetNumInputBuffers
HidD_GetPhysicalDescriptor
HidD_GetPreparsedData
HidD_GetProductString
HidD_GetSerialNumberString
HidD_Hello
HidD_SetConfiguration
HidD_SetFeature
HidD_SetNumInputBuffers
HidD_SetOutputReport
HidP_GetButtonCaps
HidP_GetCaps
HidP_GetData
HidP_GetExtendedAttributes
HidP_GetLinkCollectionNodes
HidP_GetScaledUsageValue
HidP_GetSpecificButtonCaps
HidP_GetSpecificValueCaps
HidP_GetUsageValue
HidP_GetUsageValueArray
HidP_GetUsages
HidP_GetUsagesEx
HidP_GetValueCaps
HidP_InitializeReportForID
HidP_MaxDataListLength
HidP_MaxUsageListLength
HidP_SetData
HidP_SetScaledUsageValue
HidP_SetUsageValue
HidP_SetUsageValueArray
HidP_SetUsages
HidP_TranslateUsagesToI8042ScanCodes
HidP_UnsetUsages
HidP_UsageListDifference

Sections

.text
Size: - Virtual size: 1.6MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: - Virtual size: 592KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: - Virtual size: 48KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.6)H
Size: - Virtual size: 4.4MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.dRF
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.7q6
Size: 8.7MB - Virtual size: 8.7MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 937B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
kb250/stool/Plugins/SharpDisasm.dll
.dll windows:4 windows x86 arch:x86

dae02f32a21e03ce65412f6e56942daa

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
IMAGE_FILE_DLL

Imports

mscoree

_CorDllMain

Sections

.text
Size: 211KB - Virtual size: 210KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
kb250/stool/Plugins/Steamless.API.dll
.dll windows:4 windows x86 arch:x86

dae02f32a21e03ce65412f6e56942daa

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_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

mscoree

_CorDllMain

Sections

.text
Size: 31KB - Virtual size: 31KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 1000B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
kb250/stool/Plugins/Steamless.Unpacker.Variant10.x86.dll
.dll windows:4 windows x86 arch:x86

dae02f32a21e03ce65412f6e56942daa

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
IMAGE_FILE_DLL

Imports

mscoree

_CorDllMain

Sections

.text
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
kb250/stool/Plugins/Steamless.Unpacker.Variant20.x86.dll
.dll windows:4 windows x86 arch:x86

dae02f32a21e03ce65412f6e56942daa

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_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

mscoree

_CorDllMain

Sections

.text
Size: 16KB - Virtual size: 16KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
kb250/stool/Plugins/Steamless.Unpacker.Variant21.x86.dll
.dll windows:4 windows x86 arch:x86

dae02f32a21e03ce65412f6e56942daa

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_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

mscoree

_CorDllMain

Sections

.text
Size: 21KB - Virtual size: 21KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
kb250/stool/Plugins/Steamless.Unpacker.Variant30.x64.dll
.dll windows:4 windows x86 arch:x86

dae02f32a21e03ce65412f6e56942daa

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_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

mscoree

_CorDllMain

Sections

.text
Size: 14KB - Virtual size: 14KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
kb250/stool/Plugins/Steamless.Unpacker.Variant30.x86.dll
.dll windows:4 windows x86 arch:x86

dae02f32a21e03ce65412f6e56942daa

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_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

mscoree

_CorDllMain

Sections

.text
Size: 13KB - Virtual size: 13KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
kb250/stool/Plugins/Steamless.Unpacker.Variant31.x64.dll
.dll windows:4 windows x86 arch:x86

dae02f32a21e03ce65412f6e56942daa

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_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

mscoree

_CorDllMain

Sections

.text
Size: 13KB - Virtual size: 13KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
kb250/stool/Plugins/Steamless.Unpacker.Variant31.x86.dll
.dll windows:4 windows x86 arch:x86

dae02f32a21e03ce65412f6e56942daa

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_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

mscoree

_CorDllMain

Sections

.text
Size: 13KB - Virtual size: 13KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
kb250/stool/Steamless.CLI.exe
.exe windows:4 windows x86 arch:x86

f34d5f2d4577ed6d9ceec516c1f5a744

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_32BIT_MACHINE

Imports

mscoree

_CorExeMain

Sections

.text
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 99KB - Virtual size: 99KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
kb250/stool/Steamless.CLI.exe.config

Resubmissions

Sharing

General

Malware Config

Signatures

Files

366a50ea39287992c4d943063413a73d

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

ws2_32

crypt32

Exports

Exports

Sections

.text Size: - Virtual size: 1.6MB

.rdata Size: - Virtual size: 592KB

.data Size: - Virtual size: 48KB

.6)H Size: - Virtual size: 4.4MB

.dRF Size: 3KB - Virtual size: 2KB

.7q6 Size: 8.7MB - Virtual size: 8.7MB

.reloc Size: 2KB - Virtual size: 1KB

.rsrc Size: 1024B - Virtual size: 937B

dae02f32a21e03ce65412f6e56942daa

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 211KB - Virtual size: 210KB

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

.reloc Size: 512B - Virtual size: 12B

dae02f32a21e03ce65412f6e56942daa

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 31KB - Virtual size: 31KB

.rsrc Size: 1024B - Virtual size: 1000B

.reloc Size: 512B - Virtual size: 12B

dae02f32a21e03ce65412f6e56942daa

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 8KB - Virtual size: 8KB

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 512B - Virtual size: 12B

dae02f32a21e03ce65412f6e56942daa

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 16KB - Virtual size: 16KB

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 512B - Virtual size: 12B

dae02f32a21e03ce65412f6e56942daa

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 21KB - Virtual size: 21KB

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 512B - Virtual size: 12B

dae02f32a21e03ce65412f6e56942daa

Headers

DLL Characteristics

.text
Size: - Virtual size: 1.6MB

.rdata
Size: - Virtual size: 592KB

.data
Size: - Virtual size: 48KB

.6)H
Size: - Virtual size: 4.4MB

.dRF
Size: 3KB - Virtual size: 2KB

.7q6
Size: 8.7MB - Virtual size: 8.7MB

.reloc
Size: 2KB - Virtual size: 1KB

.rsrc
Size: 1024B - Virtual size: 937B

.text
Size: 211KB - Virtual size: 210KB

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

.reloc
Size: 512B - Virtual size: 12B

.text
Size: 31KB - Virtual size: 31KB

.rsrc
Size: 1024B - Virtual size: 1000B

.reloc
Size: 512B - Virtual size: 12B

.text
Size: 8KB - Virtual size: 8KB

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 12B

.text
Size: 16KB - Virtual size: 16KB

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 12B

.text
Size: 21KB - Virtual size: 21KB

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 12B

.text
Size: 14KB - Virtual size: 14KB

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 12B

.text
Size: 13KB - Virtual size: 13KB

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 12B

.text
Size: 13KB - Virtual size: 13KB

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 12B

.text
Size: 13KB - Virtual size: 13KB

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 12B

.text
Size: 10KB - Virtual size: 9KB

.rsrc
Size: 99KB - Virtual size: 99KB

.reloc
Size: 512B - Virtual size: 12B