PS[.]zip | Triage

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General

Target

PS.zip
Size

195KB
MD5

a6d67b9097669be50617a16bdc54222e
SHA1

4e73f91a9503494891a833ce53b8c673e551272b
SHA256

3f5c2045c0cdaab917b612ac86706d904912415c2485ec5801edf74a3a485154
SHA512

207024fce247d55ccc7bd9e87086d521fcd650b5a46707a2b9e5fc86779ac0d32d9be2d00a5c1b1c1cca480188cc7a6060a2496c709dc5991a685e6060c50665
SSDEEP

6144:lJS3Pf/sUN3Kabq7yRa8zlOPk7wAoZO+lhGOrS3lRpgj:633rVKa22RaGOc7eVryMj

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs
Checks for missing Authenticode signature.

Processes:

resource

unpack001/PS/comserv.dll

resource
unpack001/PS/comserv.dll

Files

PS.zip
.zip
PS/NvSmart.hlp
PS/RsTray.exe
.exe windows:4 windows x86 arch:x86

10747c74b9b459b104ccbf5e1b70bf14

Code Sign

38:25:d7:fa:f8:61:af:9e:f4:90:e7:26:b5:d6:5a:d5
Certificate

Issuer

CN=VeriSign Time Stamping Services CA,O=VeriSign\, Inc.,C=US

Not Before

15-06-2007 00:00

Not After

14-06-2012 23:59

Subject

CN=VeriSign Time Stamping Services Signer - G2,O=VeriSign\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

47:bf:19:95:df:8d:52:46:43:f7:db:6d:48:0d:31:a4
Certificate

Issuer

CN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZA

Not Before

04-12-2003 00:00

Not After

03-12-2013 23:59

Subject

CN=VeriSign Time Stamping Services CA,O=VeriSign\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

65:52:26:e1:b2:2e:18:e1:59:0f:29:85:ac:22:e7:5c
Certificate

Issuer

OU=Class 3 Public Primary Certification Authority,O=VeriSign\, Inc.,C=US

Not Before

21-05-2009 00:00

Not After

20-05-2019 23:59

Subject

CN=VeriSign Class 3 Code Signing 2009-2 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)09,O=VeriSign\, Inc.,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

61:0c:12:06:00:00:00:00:00:1b
Certificate

Issuer

CN=Microsoft Code Verification Root,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

23-05-2006 17:01

Not After

23-05-2016 17:11

Subject

OU=Class 3 Public Primary Certification Authority,O=VeriSign\, Inc.,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

48:4d:09:d5:0f:29:97:42:52:72:b7:97:aa:28:a5:57
Certificate

Issuer

CN=VeriSign Class 3 Code Signing 2009-2 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)09,O=VeriSign\, Inc.,C=US

Not Before

23-06-2009 00:00

Not After

22-07-2012 23:59

Subject

CN=Beijing Rising Information Technology Corporation Limited,OU=Digital ID Class 3 - Microsoft Software Validation v2,O=Beijing Rising Information Technology Corporation Limited,L=Beijing,ST=Beijing,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

c7:29:f7:72:53:73:2c:7f:30:b1:14:dd:9a:4c:32:54:15:0f:6a:fd
Signer

Actual PE Digest

c7:29:f7:72:53:73:2c:7f:30:b1:14:dd:9a:4c:32:54:15:0f:6a:fd

Digest Algorithm

sha1

PE Digest Matches

true

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

PDB Paths

C:\DistributedAutoLink\Temp\CompileOutputDir\RSTray.pdb

Imports

kernel32

FreeLibrary
GetProcAddress
GetModuleHandleA
GetCurrentThreadId
ResetEvent
WaitForMultipleObjects
GetModuleFileNameA
LoadLibraryA
lstrcatA
lstrcpyA
SetEvent
InterlockedIncrement
LeaveCriticalSection
EnterCriticalSection
CloseHandle
GetPrivateProfileIntA
GetFileAttributesA
GetWindowsDirectoryA
GetPrivateProfileStringA
lstrcpynA
lstrlenW
MultiByteToWideChar
GetLastError
WideCharToMultiByte
SizeofResource
LoadResource
FindResourceA
LoadLibraryExA
lstrcmpiA
IsDBCSLeadByte
GetSystemDirectoryA
GetTickCount
CreateEventA
SetCurrentDirectoryA
GetSystemInfo
SetUnhandledExceptionFilter
FormatMessageA
GetCurrentProcess
GetCurrentProcessId
SuspendThread
WriteFile
VirtualQuery
GetCurrentThread
OutputDebugStringA
GetProcessWorkingSetSize
GlobalMemoryStatus
GetLocalTime
CreateFileA
LockResource
FindResourceExA
FlushFileBuffers
SetStdHandle
ReadFile
SetFilePointer
IsBadCodePtr
IsBadReadPtr
LCMapStringW
LCMapStringA
GetFileType
SetHandleCount
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetEnvironmentStrings
FreeEnvironmentStringsA
GetStdHandle
UnhandledExceptionFilter
TerminateProcess
IsBadWritePtr
VirtualFree
DebugBreak
InterlockedDecrement
lstrlenA
DeleteCriticalSection
InitializeCriticalSection
RaiseException
GetVersionExA
GetThreadLocale
GetLocaleInfoA
GetACP
HeapCreate
GetStringTypeW
GetStringTypeA
TlsGetValue
TlsSetValue
TlsFree
SetLastError
TlsAlloc
GetCPInfo
GetOEMCP
GetSystemTimeAsFileTime
QueryPerformanceCounter
GetCommandLineA
GetStartupInfoA
InterlockedExchange
VirtualAlloc
VirtualProtect
CreateThread
ExitThread
HeapDestroy
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
GetProcessHeap
ExitProcess
RtlUnwind

user32

GetWindowLongA
SetWindowLongA
DispatchMessageA
PostMessageA
wvsprintfA
CharNextA
UnregisterClassA
DestroyWindow
DestroyIcon
PeekMessageA
GetMessageA
TranslateMessage
CharUpperA
LoadStringA
LoadIconA
LoadCursorA
RegisterClassExA
CreateWindowExA
ShowWindow
LoadImageA
PostQuitMessage
DefWindowProcA

advapi32

RegDeleteValueA
RegSetValueExA
RegEnumKeyExA
RegQueryInfoKeyA
RegCloseKey
RegCreateKeyExA
RegDeleteKeyA
RegOpenKeyExA
RegQueryValueExA

ole32

CoRegisterClassObject
CoTaskMemAlloc
CoInitialize
CoTaskMemFree
CoCreateInstance
CoUninitialize
CoTaskMemRealloc
CoRevokeClassObject

oleaut32

VarUI4FromStr

shlwapi

PathRemoveExtensionA

comctl32

InitCommonControlsEx

version

GetFileVersionInfoA
VerQueryValueA
GetFileVersionInfoSizeA

Sections

.text
Size: 88KB - Virtual size: 86KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 20KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 52KB - Virtual size: 48KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
PS/comserv.dll
.dll regsvr32 windows:5 windows x86 arch:x86

505bf054eb5ead16958a0242eb39448d

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

kernel32

Sleep
ReadFile
GetModuleFileNameW
CreateFileW
GetLastError
VirtualAlloc
lstrcatW
GetSystemTime

Exports

Exports

DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer

Sections

.text
Size: 512B - Virtual size: 223B

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 512B - Virtual size: 420B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 512B - Virtual size: 100B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
PS/comserv.dll.url

Sharing

General

Malware Config

Signatures

Files

10747c74b9b459b104ccbf5e1b70bf14

Code Sign

38:25:d7:fa:f8:61:af:9e:f4:90:e7:26:b5:d6:5a:d5Certificate

Extended Key Usages

Key Usages

47:bf:19:95:df:8d:52:46:43:f7:db:6d:48:0d:31:a4Certificate

Extended Key Usages

Key Usages

65:52:26:e1:b2:2e:18:e1:59:0f:29:85:ac:22:e7:5cCertificate

Extended Key Usages

Key Usages

61:0c:12:06:00:00:00:00:00:1bCertificate

Key Usages

48:4d:09:d5:0f:29:97:42:52:72:b7:97:aa:28:a5:57Certificate

Extended Key Usages

Key Usages

c7:29:f7:72:53:73:2c:7f:30:b1:14:dd:9a:4c:32:54:15:0f:6a:fdSigner

Headers

File Characteristics

PDB Paths

Imports

kernel32

user32

advapi32

ole32

oleaut32

shlwapi

comctl32

version

Sections

.text Size: 88KB - Virtual size: 86KB

.rdata Size: 20KB - Virtual size: 17KB

.data Size: 4KB - Virtual size: 10KB

.rsrc Size: 52KB - Virtual size: 48KB

505bf054eb5ead16958a0242eb39448d

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Exports

Exports

Sections

.text Size: 512B - Virtual size: 223B

.rdata Size: 512B - Virtual size: 420B

.data Size: - Virtual size: 8KB

.reloc Size: 512B - Virtual size: 100B

38:25:d7:fa:f8:61:af:9e:f4:90:e7:26:b5:d6:5a:d5
Certificate

47:bf:19:95:df:8d:52:46:43:f7:db:6d:48:0d:31:a4
Certificate

65:52:26:e1:b2:2e:18:e1:59:0f:29:85:ac:22:e7:5c
Certificate

61:0c:12:06:00:00:00:00:00:1b
Certificate

48:4d:09:d5:0f:29:97:42:52:72:b7:97:aa:28:a5:57
Certificate

c7:29:f7:72:53:73:2c:7f:30:b1:14:dd:9a:4c:32:54:15:0f:6a:fd
Signer

.text
Size: 88KB - Virtual size: 86KB

.rdata
Size: 20KB - Virtual size: 17KB

.data
Size: 4KB - Virtual size: 10KB

.rsrc
Size: 52KB - Virtual size: 48KB

.text
Size: 512B - Virtual size: 223B

.rdata
Size: 512B - Virtual size: 420B

.data
Size: - Virtual size: 8KB

.reloc
Size: 512B - Virtual size: 100B