WebCompanionInstaller[.]exe

Sharing

Copy URL Twitter E-mail

General

Target

WebCompanionInstaller.exe
Size

563KB
MD5

e998d5ec02724a54bc2b230b5d23e301
SHA1

01b1c4b63fcbd18598516638a320513aa58c7ce5
SHA256

b2039e0d1af8fa3f39c22e14133772feecc45f9903edb5dbf2be4eed90517635
SHA512

b54a4c1d5f58a03ec2a98f08d35de6d2eba23a651e096ac1c3fafc12b413b9a0e6b41e9f594bd51307867b3286697ee1b83003da1d2977ff008e95bb3473fa4b
SSDEEP

12288:1G5knZfFKeQVXPdIkSe0Stbu1Hf6mQ88Fz+ovmIpePG:1G50ZfFKxt5SAtiymYKovmIpePG

Score

N/A

Malware Config

Signatures

Files

WebCompanionInstaller.exe
.exe windows x86

e00de6e48b9b06aceb12a81e7bf494c9

Code Sign

4a:53:8c:28
Certificate

Issuer

CN=Entrust Root Certification Authority - G2,OU=See www.entrust.net/legal-terms+OU=(c) 2009 Entrust\, Inc. - for authorized use only,O=Entrust\, Inc.,C=US

Not Before

07/07/2009, 17:25

Not After

07/12/2030, 17:55

Subject

CN=Entrust Root Certification Authority - G2,OU=See www.entrust.net/legal-terms+OU=(c) 2009 Entrust\, Inc. - for authorized use only,O=Entrust\, Inc.,C=US

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

4e:40:e4:37:54:ed:e6:8c:00:00:00:00:51:d3:94:7f
Certificate

Issuer

CN=Entrust Root Certification Authority - G2,OU=See www.entrust.net/legal-terms+OU=(c) 2009 Entrust\, Inc. - for authorized use only,O=Entrust\, Inc.,C=US

Not Before

07/05/2021, 15:43

Not After

07/11/2030, 16:13

Subject

CN=Entrust Code Signing Root Certification Authority - CSBR1,O=Entrust\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

35:af:b7:7b:9d:34:1f:6a:fc:8f:84:46:ab:31:35:2b
Certificate

Issuer

CN=Entrust Code Signing Root Certification Authority - CSBR1,O=Entrust\, Inc.,C=US

Not Before

07/05/2021, 19:19

Not After

29/12/2040, 23:59

Subject

CN=Entrust Extended Validation Code Signing CA - EVCS2,O=Entrust\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

6d:a0:e6:f8:3a:7c:ae:b1:58:d4:35:2b:4f:32:43:91
Certificate

Issuer

CN=Entrust Extended Validation Code Signing CA - EVCS2,O=Entrust\, Inc.,C=US

Not Before

02/02/2022, 14:55

Not After

19/03/2023, 14:55

Subject

SERIALNUMBER=709505-8,CN=Lavasoft Software Canada Inc.,O=Lavasoft Software Canada Inc.,L=Saint-Laurent,ST=Quebec,C=CA,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13024341

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

21/09/2022, 00:00

Not After

21/11/2033, 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,O=DigiCert,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

a8:47:32:0c:90:04:39:59:a1:d7:23:82:8d:f8:d2:84:0c:99:c4:4d:ed:7b:ab:f1:ef:62:a1:cb:8c:3f:66:a6
Signer

Actual PE Digest

a8:47:32:0c:90:04:39:59:a1:d7:23:82:8d:f8:d2:84:0c:99:c4:4d:ed:7b:ab:f1:ef:62:a1:cb:8c:3f:66:a6

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

true

Verification

Signing Certificate

SERIALNUMBER=709505-8,CN=Lavasoft Software Canada Inc.,O=Lavasoft Software Canada Inc.,L=Saint-Laurent,ST=Quebec,C=CA,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13024341

11/11/2022, 17:01
Valid: true

Chain 1

SERIALNUMBER=709505-8,CN=Lavasoft Software Canada Inc.,O=Lavasoft Software Canada Inc.,L=Saint-Laurent,ST=Quebec,C=CA,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13024341

CN=Entrust Extended Validation Code Signing CA - EVCS2,O=Entrust\, Inc.,C=US

CN=Entrust Code Signing Root Certification Authority - CSBR1,O=Entrust\, Inc.,C=US

CN=Entrust Root Certification Authority - G2,OU=See www.entrust.net/legal-terms+OU=(c) 2009 Entrust\, Inc. - for authorized use only,O=Entrust\, Inc.,C=US

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Imports

oleaut32

VariantClear
SysAllocString

user32

SendMessageA
SetTimer
DialogBoxParamW
DialogBoxParamA
SetWindowLongA
GetWindowLongA
SetWindowTextW
LoadIconA
LoadStringW
LoadStringA
CharUpperW
CharUpperA
DestroyWindow
EndDialog
PostMessageA
ShowWindow
MessageBoxW
GetDlgItem
KillTimer
SetWindowTextA

shell32

ShellExecuteExA

kernel32

GetCurrentDirectoryA
GetStringTypeW
GetStringTypeA
LCMapStringW
LCMapStringA
InterlockedIncrement
InterlockedDecrement
GetProcAddress
GetOEMCP
GetACP
GetCPInfo
IsBadCodePtr
IsBadReadPtr
GetFileType
SetHandleCount
GetEnvironmentStringsW
GetEnvironmentStrings
FreeEnvironmentStringsW
FreeEnvironmentStringsA
UnhandledExceptionFilter
HeapSize
GetCurrentProcess
TerminateProcess
IsBadWritePtr
HeapCreate
HeapDestroy
GetEnvironmentVariableA
SetUnhandledExceptionFilter
TlsAlloc
ExitProcess
GetVersion
GetCommandLineA
GetStartupInfoA
GetModuleHandleA
WaitForSingleObject
CloseHandle
CreateProcessA
GetCommandLineW
GetVersionExA
LeaveCriticalSection
EnterCriticalSection
DeleteCriticalSection
MultiByteToWideChar
WideCharToMultiByte
GetLastError
LoadLibraryA
GetModuleFileNameW
GetModuleFileNameA
LocalFree
FormatMessageW
FormatMessageA
SetFileTime
CreateFileW
SetLastError
SetFileAttributesW
SetFileAttributesA
RemoveDirectoryW
RemoveDirectoryA
CreateDirectoryW
CreateDirectoryA
DeleteFileW
DeleteFileA
GetFullPathNameW
GetFullPathNameA
SetCurrentDirectoryW
SetCurrentDirectoryA
GetCurrentDirectoryW
GetTempPathW
GetTempPathA
GetCurrentProcessId
GetTickCount
GetCurrentThreadId
FindClose
FindFirstFileW
FindFirstFileA
FindNextFileW
FindNextFileA
CreateFileA
GetFileSize
SetFilePointer
ReadFile
WriteFile
SetEndOfFile
GetStdHandle
WaitForMultipleObjects
Sleep
VirtualAlloc
VirtualFree
CreateEventA
SetEvent
ResetEvent
InitializeCriticalSection
RtlUnwind
RaiseException
HeapAlloc
HeapFree
HeapReAlloc
CreateThread
TlsSetValue
TlsGetValue
ExitThread

Sections

.text
Size: 102KB - Virtual size: 101KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 12KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.sxdata
Size: 512B - Virtual size: 4B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 28KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e00de6e48b9b06aceb12a81e7bf494c9

Code Sign

4a:53:8c:28Certificate

Key Usages

4e:40:e4:37:54:ed:e6:8c:00:00:00:00:51:d3:94:7fCertificate

Extended Key Usages

Key Usages

35:af:b7:7b:9d:34:1f:6a:fc:8f:84:46:ab:31:35:2bCertificate

Extended Key Usages

Key Usages

6d:a0:e6:f8:3a:7c:ae:b1:58:d4:35:2b:4f:32:43:91Certificate

Extended Key Usages

Key Usages

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5aCertificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

a8:47:32:0c:90:04:39:59:a1:d7:23:82:8d:f8:d2:84:0c:99:c4:4d:ed:7b:ab:f1:ef:62:a1:cb:8c:3f:66:a6Signer

Signature Validations

Verification

11/11/2022, 17:01 Valid: true

Chain 1

Headers

File Characteristics

Imports

oleaut32

user32

shell32

kernel32

Sections

.text Size: 102KB - Virtual size: 101KB

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

.data Size: 12KB - Virtual size: 22KB

.sxdata Size: 512B - Virtual size: 4B

.rsrc Size: 28KB - Virtual size: 28KB

4a:53:8c:28
Certificate

4e:40:e4:37:54:ed:e6:8c:00:00:00:00:51:d3:94:7f
Certificate

35:af:b7:7b:9d:34:1f:6a:fc:8f:84:46:ab:31:35:2b
Certificate

6d:a0:e6:f8:3a:7c:ae:b1:58:d4:35:2b:4f:32:43:91
Certificate

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

a8:47:32:0c:90:04:39:59:a1:d7:23:82:8d:f8:d2:84:0c:99:c4:4d:ed:7b:ab:f1:ef:62:a1:cb:8c:3f:66:a6
Signer

11/11/2022, 17:01
Valid: true

.text
Size: 102KB - Virtual size: 101KB

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

.data
Size: 12KB - Virtual size: 22KB

.sxdata
Size: 512B - Virtual size: 4B

.rsrc
Size: 28KB - Virtual size: 28KB