pskill[.]exe | Triage

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General

Target

pskill.exe
Size

457KB
MD5

b5891462c9ca5bddfe63d3bae3c14e0b
SHA1

6041760e5f2b122dd9f98c3a18aa150afb43ae33
SHA256

3ead613ab5d152c449d7fb6ee9ad04d6ce097b498b0acf2a50b50be8553f1a11
SHA512

d432ba29ba77d1a8a9354ad4ac04f24b3e527ebf06031d3d5c0f42cb0f4a82ae1c5e02afd9fe213b52b987d1248620d3d30345582e0f2deffeaea45a477c7a0e
SSDEEP

6144:09d/w3gN9zHpZUOzNjXyVATyL8h0OzNjXyVATylth5wB:aZ7RHF1Xsmy+h1Xsmy95wB

Score

1^/10

Malware Config

Signatures

Files

pskill.exe
.exe windows x86

df9a6f4e3a81f50ca4dd77c47ad68cf4

Code Sign

61:19:cc:93:00:01:00:00:00:66
Certificate

Issuer

CN=Microsoft Code Signing PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

10/10/2011, 20:32

Not After

10/01/2013, 20:32

Subject

CN=Microsoft Corporation,OU=MOPR,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

61:05:19:96:00:00:00:00:00:1b
Certificate

Issuer

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

25/07/2011, 20:42

Not After

25/10/2012, 20:42

Subject

CN=Microsoft Time-Stamp Service,OU=MOPR+OU=nCipher DSE ESN:9E78-864B-039D,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

61:33:26:1a:00:00:00:00:00:31
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

31/08/2010, 22:19

Not After

31/08/2020, 22:29

Subject

CN=Microsoft Code Signing PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

61:16:68:34:00:00:00:00:00:1c
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

03/04/2007, 12:53

Not After

03/04/2021, 13:03

Subject

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

4e:5d:03:06:e7:88:14:ca:0e:c1:2a:b3:64:35:16:cf:7f:68:ac:17
Signer

Actual PE Digest

4e:5d:03:06:e7:88:14:ca:0e:c1:2a:b3:64:35:16:cf:7f:68:ac:17

Digest Algorithm

sha1

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

version

GetFileVersionInfoA
GetFileVersionInfoSizeA
VerQueryValueA

netapi32

NetApiBufferFree
NetServerEnum

ws2_32

WSAStartup
gethostname
inet_ntoa
gethostbyname

mpr

WNetAddConnection2A
WNetCancelConnection2A

kernel32

CreateFileA
FreeLibrary
WriteFile
GetStdHandle
FormatMessageA
LoadLibraryExA
GetConsoleScreenBufferInfo
LockResource
SizeofResource
LoadResource
FindResourceA
DeleteFileA
GetSystemDirectoryA
GetComputerNameA
GetCurrentProcess
WideCharToMultiByte
GetTickCount
WaitForSingleObject
SetEvent
ConnectNamedPipe
ReadFile
GetFullPathNameA
GetCommandLineA
GetLocaleInfoA
GetUserDefaultLCID
GetDateFormatA
GetTimeFormatA
GetStringTypeW
GetStringTypeA
GetSystemTimeAsFileTime
GetCurrentProcessId
QueryPerformanceCounter
GetEnvironmentStringsW
Sleep
SetLastError
GetCommandLineW
LocalAlloc
LoadLibraryA
OpenProcess
LocalFree
GetVersion
GetLastError
TerminateProcess
CloseHandle
GetModuleHandleA
GetProcAddress
EnumSystemLocalesA
IsValidLocale
SetFilePointer
SetStdHandle
WriteConsoleA
GetConsoleOutputCP
WriteConsoleW
SetEnvironmentVariableA
HeapSize
GetLocaleInfoW
GetTimeZoneInformation
SetEndOfFile
GetProcessHeap
CompareStringA
CompareStringW
GetModuleFileNameA
HeapFree
HeapAlloc
EnterCriticalSection
LeaveCriticalSection
ExitThread
GetCurrentThreadId
CreateThread
ReadConsoleInputA
SetConsoleMode
GetConsoleMode
PeekConsoleInputA
GetNumberOfConsoleInputEvents
GetModuleHandleW
ExitProcess
HeapCreate
HeapDestroy
VirtualFree
DeleteCriticalSection
FatalAppExitA
VirtualAlloc
HeapReAlloc
GetCPInfo
InterlockedIncrement
InterlockedDecrement
GetACP
GetOEMCP
IsValidCodePage
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
GetCurrentThread
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
LCMapStringA
MultiByteToWideChar
LCMapStringW
SetHandleCount
GetFileType
GetStartupInfoA
GetConsoleCP
RtlUnwind
FlushFileBuffers
SetConsoleCtrlHandler
InterlockedExchange
InitializeCriticalSectionAndSpinCount
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW

user32

LoadCursorA
SetCursor
SetWindowTextA
SendMessageA
EndDialog
GetSysColorBrush
GetDlgItem
DialogBoxIndirectParamA
InflateRect

gdi32

SetMapMode
StartDocA
StartPage
EndPage
EndDoc
GetDeviceCaps

comdlg32

PrintDlgA

advapi32

DeleteService
OpenProcessToken
LookupPrivilegeValueA
AdjustTokenPrivileges
LogonUserA
ImpersonateLoggedOnUser
RegConnectRegistryA
RevertToSelf
ControlService
OpenSCManagerA
OpenServiceA
StartServiceA
QueryServiceStatus
CreateServiceA
CloseServiceHandle
RegCreateKeyA
RegQueryValueExA
RegSetValueExA
RegCloseKey

Sections

.text
Size: 114KB - Virtual size: 113KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 26KB - Virtual size: 25KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 305KB - Virtual size: 305KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

df9a6f4e3a81f50ca4dd77c47ad68cf4

Code Sign

61:19:cc:93:00:01:00:00:00:66Certificate

Extended Key Usages

Key Usages

61:05:19:96:00:00:00:00:00:1bCertificate

Extended Key Usages

61:33:26:1a:00:00:00:00:00:31Certificate

Key Usages

61:16:68:34:00:00:00:00:00:1cCertificate

Extended Key Usages

Key Usages

4e:5d:03:06:e7:88:14:ca:0e:c1:2a:b3:64:35:16:cf:7f:68:ac:17Signer

Headers

DLL Characteristics

File Characteristics

Imports

version

netapi32

ws2_32

mpr

kernel32

user32

gdi32

comdlg32

advapi32

Sections

.text Size: 114KB - Virtual size: 113KB

.rdata Size: 26KB - Virtual size: 25KB

.data Size: 4KB - Virtual size: 12KB

.rsrc Size: 305KB - Virtual size: 305KB

61:19:cc:93:00:01:00:00:00:66
Certificate

61:05:19:96:00:00:00:00:00:1b
Certificate

61:33:26:1a:00:00:00:00:00:31
Certificate

61:16:68:34:00:00:00:00:00:1c
Certificate

4e:5d:03:06:e7:88:14:ca:0e:c1:2a:b3:64:35:16:cf:7f:68:ac:17
Signer

.text
Size: 114KB - Virtual size: 113KB

.rdata
Size: 26KB - Virtual size: 25KB

.data
Size: 4KB - Virtual size: 12KB

.rsrc
Size: 305KB - Virtual size: 305KB