webbrowserpassview.zip
- SHA256 735f93f94ed33d00f5cfba415dd196d4aa48b96ae095f075903d6ca35d06f71e
Behavioral task
behavioral1
Sample
WebBrowserPassView.chm
Resource
win10v2004-20260513-en
windows10-2004-x64
1 signatures
900 seconds
General
- Target webbrowserpassview.zip
- Size 235KB
- Sample260905-av2v2azzft
- SHA256 735f93f94ed33d00f5cfba415dd196d4aa48b96ae095f075903d6ca35d06f71e
- MD5 4635c9cbd92f141ba90c6aebc6a3d2d7
- SHA1 cd5cfcbc0fe08d7188b83c344e0a5146eed83cf7
- SHA512 85141ffc4a4eb634e1847258596cb0bcce54a27345e5fe43d9b14d18b56afbb6333eea28f7f5ea21bc68cc811f427301c1cc75a14da74de2ab0fb40f963e9c2b
- SSDEEP 6144:ypjOrk/0qReQjKBkmOKnH04xzIimn2sIlqjpmDxWWAogS:ydOa0qxjskmp5xzqn2fqjppWAop
- TLSH T10B3423401DE4F3B7F9997C3611B194ACE02346182A99523C8E53F84B3B577AE3F592E2
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detected Nirsoft tools 1 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule static1/unpack001/WebBrowserPassView.exe Nirsoft - NirSoft WebBrowserPassView 1 IoCs
Password recovery tool for various web browsers
resource yara_rule static1/unpack001/WebBrowserPassView.exe WebBrowserPassView - Revoked Certificate in Chain 1 IoCs
One or more certificates in the signing chain have been revoked, indicating potential compromise.
resource unpack001/WebBrowserPassView.exe - Untrusted Codesign Signers 1 IoCs
Codesigned file was signed by an untrusted entity.
resource unpack001/WebBrowserPassView.exe
File Explorer
-
webbrowserpassview.zip.zip 235KB
-
WebBrowserPassView.chm.chm 18KB
-
WebBrowserPassView.exe.exe 361KB
-
readme.txt13KB
WebBrowserPassView.chm
- SHA256 6c43b9492ca120cd31ed689402c0c55d332ecf00763c6a1a4b2f7fbe1cef9e06
- MD5 5f551b986c50178e46b9f4f26d368995
- SHA1 e4a717f8fa9ab9fe687b31be76c82770b40be063
- SHA512 c72b5d33771869772b6db75b545bdcdd8601834ab6909aeb5a0716a332703f4ccc0550d1bc5a0e91e1aac2ffc9b5297cb8a5ded7c1be306b04530cfb98d4e78f
- SSDEEP 384:RSxiYUNbPLFnaE75b/IoH/MX3w65+8dIH:RSxLUlFaEemo3/5+8A
- TLSH T1A582BF707931564ACE58863ADAE0A5CA35027A8488F5812A415FE38C9977F4F4F34CDF
- MD5 SHA1 SHA512 SSDEEP TLSH
WebBrowserPassView.exe
- IMPHASH 72f8577f4311144f53af1bd738fb6e13
- SHA256 cb29097bc5b9ff161d0457b271dd3a49b5b916f82e2c1f16ece96383981285d6
- MD5 09078828931a04c2a3f95db7641ce805
- SHA1 32f91aae5803d710b398eacf57eedce6e2047f29
- SHA512 d7f99a057a27a23128a992bb82abcdc2a34ff72ec1cdc723cb89bca9f01191fc2a647ec818d997f6f7609f4bae049e7d78ed2fa5c958fb28a0a537ae279b8b9f
- SSDEEP 6144:6l3F4O8iCSPnDmDvbXGFtv9cVs68ZV6kjEGTjX93eIb1AtcGkihvn:aFXpDmDLDX86kj/NuQMk6n
- TLSH T1A074AF53F3E18036D4F7057006AB5B32EEF9BE201635895797D41C4DAEB06E1AA3A70B
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Detected Nirsoft tools
Free utilities often used by attackers which can steal passwords, product keys, etc.
-
NirSoft WebBrowserPassView
Password recovery tool for various web browsers
-
Revoked Certificate in Chain
One or more certificates in the signing chain have been revoked, indicating potential compromise.
-
Untrusted Codesign Signers
Codesigned file was signed by an untrusted entity.
PE Signature issue
Digest
f6:dd:f7:75:a0:10:39:c7:27:97:ae:42:9f:f9:1c:09:f0:de:93:0d:f0:11:ee:d1:8b:8a:69:25:99:9d:2b:0e
Digest Algorithm
sha256
PE Digests Matches
Trusted
Not trusted
Signing Certificate
CN=Nir Sofer,O=Nir Sofer,POSTALCODE=52583,STREET=5 Hashoshanim st.,L=Ramat Gan,ST=Gush Dan,C=IL
Chains
Jul 1, 2017
CN=Nir Sofer,O=Nir Sofer,POSTALCODE=52583,STREET=5 Hashoshanim st.,L=Ramat Gan,ST=Gush Dan,C=IL
CN=COMODO RSA Code Signing CA,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB
CN=COMODO RSA Certification Authority,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB
PE Signature issue
Digest
bd:f0:16:10:fc:87:d0:8b:99:d6:8d:b4:4a:ce:52:a8:80:fe:27:90
Digest Algorithm
sha1
PE Digests Matches
Trusted
Not trusted
Signing Certificate
CN=Nir Sofer,O=Nir Sofer,POSTALCODE=52583,STREET=5 Hashoshanim st.,L=Ramat Gan,ST=Gush Dan,C=IL
Chains
Jul 1, 2017
CN=Nir Sofer,O=Nir Sofer,POSTALCODE=52583,STREET=5 Hashoshanim st.,L=Ramat Gan,ST=Gush Dan,C=IL
Subject
CN=UTN-USERFirst-Object,OU=http://www.usertrust.com,O=The USERTRUST Network,L=Salt Lake City,ST=UT,C=US
Serial Number
42:1a:f2:94:09:84:19:1f:52:0a:4b:c6:24:26:a7:4b
Issuer
CN=AddTrust External CA Root,OU=AddTrust External TTP Network,O=AddTrust AB,C=SE
Key Usages
KeyUsageCertSign, KeyUsageCRLSign
Revocation Status
Not revoked
Timespan
Jun 7, 2005 - May 30, 2020
Subject
CN=COMODO SHA-1 Time Stamping Signer,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB
Serial Number
16:88:f0:39:25:5e:63:8e:69:14:39:07:e6:33:0b
Issuer
CN=UTN-USERFirst-Object,OU=http://www.usertrust.com,O=The USERTRUST Network,L=Salt Lake City,ST=UT,C=US
Key Usages
KeyUsageDigitalSignature, KeyUsageContentCommitment
Ext Key Usages
ExtKeyUsageTimeStamping
Revocation Status
Not revoked
Timespan
Dec 31, 2015 - Jul 9, 2019
Subject
CN=COMODO Code Signing CA 2,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB
Serial Number
10:70:9d:4f:f5:54:08:d7:30:60:01:d8:ea:91:75:bb
Issuer
CN=UTN-USERFirst-Object,OU=http://www.usertrust.com,O=The USERTRUST Network,L=Salt Lake City,ST=UT,C=US
Key Usages
KeyUsageCertSign, KeyUsageCRLSign
Ext Key Usages
ExtKeyUsageCodeSigning
Revocation Status
Not revoked
Timespan
Aug 24, 2011 - May 30, 2020
Subject
CN=Nir Sofer,O=Nir Sofer,POSTALCODE=52583,STREET=5 Hashoshanim st.,L=Ramat Gan,ST=Gush Dan,C=IL
Serial Number
1a:f0:66:0e:83:7a:35:a2:cd:92:ec:61:3f:c1:5d:b8
Issuer
CN=COMODO Code Signing CA 2,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB
Key Usages
KeyUsageDigitalSignature
Ext Key Usages
ExtKeyUsageCodeSigning
Revocation Status
Not revoked
Timespan
Sep 12, 2014 - Sep 12, 2019
Subject
CN=Nir Sofer,O=Nir Sofer,POSTALCODE=52583,STREET=5 Hashoshanim st.,L=Ramat Gan,ST=Gush Dan,C=IL
Serial Number
bd:1b:1e:45:0b:bd:d5:df:88:67:8e:7d:da:22:3d:17
Issuer
CN=COMODO RSA Code Signing CA,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB
Key Usages
KeyUsageDigitalSignature
Ext Key Usages
ExtKeyUsageCodeSigning
Revocation Status
Revoked
Revocation Date
Mar 30, 2016
Timespan
Mar 30, 2016 - Jun 30, 2019
Subject
CN=COMODO RSA Code Signing CA,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB
Serial Number
2e:7c:87:cc:0e:93:4a:52:fe:94:fd:1c:b7:cd:34:af
Issuer
CN=COMODO RSA Certification Authority,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB
Key Usages
KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign
Ext Key Usages
ExtKeyUsageCodeSigning
Revocation Status
Not revoked
Timespan
May 9, 2013 - May 8, 2028
Subject
CN=COMODO SHA-256 Time Stamping Signer,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB
Serial Number
4e:b0:87:8f:cc:24:35:36:b2:d8:c9:f7:bf:39:55:77
Issuer
CN=UTN-USERFirst-Object,OU=http://www.usertrust.com,O=The USERTRUST Network,L=Salt Lake City,ST=UT,C=US
Key Usages
KeyUsageDigitalSignature, KeyUsageContentCommitment
Ext Key Usages
ExtKeyUsageTimeStamping
Revocation Status
Not revoked
Timespan
Dec 31, 2015 - Jul 9, 2019
Minor OS version
0
Major OS version
4
Entry point
278852
Magic Number
267
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
PDB paths
c:\Projects\VS2005\WebBrowserPassView\Release\WebBrowserPassView.pdb
msvcrt
__setusermatherr
_adjust_fdiv
__p__commode
__p__fmode
wcscat
__set_app_type
_controlfp
_gmtime64
_itow
_wcslwr
strchr
_strlwr
_initterm
wcsncmp
memmove
free
modf
_memicmp
wcstoul
malloc
_XcptFilter
_wtoi64
strcmp
strcpy
wcsrchr
__wgetmainargs
_wcmdln
exit
_wcsupr
_cexit
_wcsnicmp
??2@YAPAXI@Z
??3@YAXPAX@Z
memcmp
_purecall
wcslen
wcscmp
abs
log
_wtoi
_wcsicmp
wcschr
memcpy
wcscpy
memset
strlen
wcsncat
_snwprintf
_except_handler3
_exit
_c_exit
_onexit
__dllonexit
memchr
strftime
realloc
comctl32
ord17
ImageList_Create
ImageList_AddMasked
ImageList_SetImageCount
ImageList_ReplaceIcon
CreateToolbarEx
CreateStatusWindowW
version
VerQueryValueW
GetFileVersionInfoSizeW
GetFileVersionInfoW
wininet
FindFirstUrlCacheEntryW
FindCloseUrlCache
FindNextUrlCacheEntryW
kernel32
GetFullPathNameW
AreFileApisANSI
EnterCriticalSection
GetSystemTime
LockFileEx
FormatMessageA
GetSystemTimeAsFileTime
GetTempPathA
UnlockFileEx
LockFile
UnlockFile
InterlockedCompareExchange
DeleteCriticalSection
GetFileAttributesExW
GetDiskFreeSpaceW
DeleteFileA
GetFullPathNameA
InitializeCriticalSection
GetModuleHandleA
GetStartupInfoW
FlushFileBuffers
QueryPerformanceCounter
GetFileAttributesA
LeaveCriticalSection
SetEndOfFile
GetSystemInfo
Sleep
GetDiskFreeSpaceA
CreateFileA
EnumResourceTypesW
CreateToolhelp32Snapshot
LocalFree
GetFileSize
SystemTimeToFileTime
CloseHandle
FileTimeToLocalFileTime
DeleteFileW
CopyFileW
CreateFileW
CompareFileTime
LoadLibraryW
GetProcAddress
FreeLibrary
GetLastError
FileTimeToSystemTime
GetTickCount
SetFilePointerEx
GetCurrentDirectoryW
ExpandEnvironmentStringsW
WideCharToMultiByte
MultiByteToWideChar
GlobalLock
GetFileTime
GetDateFormatW
FormatMessageW
GetTempFileNameW
GetVersionExW
FindClose
FindFirstFileW
GetModuleHandleW
GetTimeFormatW
SetFilePointer
GetWindowsDirectoryW
GetFileAttributesW
ReadFile
GetModuleFileNameW
WriteFile
LockResource
lstrcpyW
FindResourceW
lstrlenW
LoadResource
SystemTimeToTzSpecificLocalTime
LoadLibraryExW
GlobalAlloc
GlobalUnlock
GetTempPathW
FindNextFileW
SizeofResource
CreateFileMappingW
MapViewOfFile
UnmapViewOfFile
GetCurrentProcess
DuplicateHandle
GetCurrentProcessId
OpenProcess
GetPrivateProfileStringW
WritePrivateProfileStringW
GetPrivateProfileIntW
EnumResourceNamesW
GetStdHandle
SetErrorMode
ReadProcessMemory
ExitProcess
SetCurrentDirectoryW
Process32FirstW
Process32NextW
user32
DrawTextExW
GetMessageW
PostQuitMessage
TrackPopupMenu
RegisterWindowMessageW
GetKeyState
DispatchMessageW
TranslateMessage
IsDialogMessageW
DestroyMenu
GetDlgCtrlID
GetMenuItemInfoW
ModifyMenuW
LoadMenuW
ChildWindowFromPoint
LoadCursorW
SetCursor
GetSysColorBrush
ShowWindow
SetWindowTextW
SetDlgItemInt
UpdateWindow
SetDlgItemTextW
GetDlgItemTextW
GetClientRect
GetSystemMetrics
DeferWindowPos
CreateWindowExW
GetWindowRect
SendDlgItemMessageW
GetDlgItemInt
EndDialog
SetWindowLongW
GetDlgItem
GetWindow
InvalidateRect
GetWindowPlacement
LoadAcceleratorsW
DefWindowProcW
SendMessageW
PostMessageW
RegisterClassW
MessageBoxW
TranslateAcceleratorW
SetMenu
SetWindowPlacement
LoadImageW
LoadIconW
GetWindowLongW
SetFocus
KillTimer
GetParent
SetTimer
BeginDeferWindowPos
EndDeferWindowPos
GetMenuStringW
CheckMenuItem
GetMenuItemCount
CloseClipboard
CheckMenuRadioItem
GetCursorPos
SetClipboardData
EnableWindow
GetSysColor
MapWindowPoints
GetMenu
GetDC
GetSubMenu
EmptyClipboard
EnableMenuItem
ReleaseDC
GetClassNameW
OpenClipboard
MoveWindow
DialogBoxParamW
CreateDialogParamW
EnumChildWindows
LoadStringW
DestroyWindow
SetWindowPos
GetWindowTextW
gdi32
SetBkColor
SelectObject
GetDeviceCaps
SetBkMode
SetTextColor
DeleteObject
CreateFontIndirectW
GetTextExtentPoint32W
GetStockObject
comdlg32
GetSaveFileNameW
GetOpenFileNameW
FindTextW
advapi32
RegEnumKeyExW
RegOpenKeyExW
RegQueryValueExW
RegEnumValueW
RegCloseKey
shell32
SHGetMalloc
SHGetPathFromIDListW
SHBrowseForFolderW
SHGetFileInfoW
ShellExecuteW
ole32
CoUninitialize
CoInitialize
CoTaskMemFree
Name
.text
Size
270KB
Virtual Size
270KB
Characteristics
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
Name
.rdata
Size
46KB
Virtual Size
46KB
Characteristics
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Name
.data
Size
5KB
Virtual Size
11KB
Characteristics
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Name
.rsrc
Size
26KB
Virtual Size
26KB
Characteristics
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
generic
count=2, id=95, productName=Windows Server 2003 SP1 DDK build 4035, version=4035,
count=22, id=93, productName=Windows Server 2003 SP1 DDK build 4035, version=4035,
count=11, id=64, version=9210,
count=11, id=28, version=9178,
count=334, id=1, productName=Unmarked objects,
count=3, id=25, version=9210,
count=52, id=114, version=50727,
count=1, id=124, productName=VS2005 build 50727, version=50727,
count=1, id=120, productName=VS2005 build 50727, version=50727,
readme.txt
- SHA256 64a6eb50f460df830a62740e5fad2968558676b16e83b27f6bd33222e510dcfe
- MD5 af623d7e2c997c31a882309c97daaf38
- SHA1 d48cec9e5618a7b4022c93bdd3148cd0684150a4
- SHA512 40f28f0564a749853536150f4dfb09b7ea288507053f79cb795700eb72bd586b29f607ca15bb2753718ae3937bc522db3e72281cddb1f1e0c7037e8d0f90b916
- SSDEEP 192:OLT3D5DQecr+yifFiSwEC2DBoqEbuKndOmnarpxJ5rUI+C:OD5sL+xBwlA5EbuKyxHAIP
- TLSH T17D5278166ECA233105B3A3C2278C99D6B764C22B9BDA05117875821C3737F4797BB1EE
- MD5 SHA1 SHA512 SSDEEP TLSH