gdrv[.]sys | Triage

Sharing

Copy URL Twitter E-mail

General

Target

gdrv.sys
Size

25KB
MD5

9ab9f3b75a2eb87fafb1b7361be9dfb3
SHA1

fe10018af723986db50701c8532df5ed98b17c39
SHA256

31f4cfb4c71da44120752721103a16512444c13c2ac2d857a7e6f13cb679b427
SHA512

5b37fb591670329a6b030bd9d2cbee48e9d56c7c7d2752e6049f551d869298d1ec6cea6c83e0301699e0873d1fdf0c49b4a4092c6aca750dc23b1ab95dbd1ae8
SSDEEP

384:y+1TM02RprUzhy3aW0mJD/Mjch8JCPipnYPLK1M6j79SbC0N:91TMbYI3aW31MjHCPip1MmMbC0N

Score

1^/10

Malware Config

Signatures

Files

gdrv.sys
.sys windows:5 windows x64 arch:x64

cc81a908891587ccac8059435eda4c66

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

Issuer

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

Not Before

21/12/2012, 00:00

Not After

30/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

Issuer

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Not Before

18/10/2012, 00:00

Not After

29/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services Signer - G4,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

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

24:84:72:54:2c:24:ab:8e:42:92:29:ac:f1:21:ca:26
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

23/08/2010, 00:00

Not After

17/10/2013, 23:59

Subject

CN=Giga-Byte Technology,OU=Digital ID Class 3 - Microsoft Software Validation v2+OU=Testing Department,O=Giga-Byte Technology,L=Taipei Hsien,ST=Taiwan,C=TW

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0f:50:34:fc:f5:b3:4b:e2:2a:72:d2:ec:c2:9e:34:8e:93:b6:f0:0f
Signer

Actual PE Digest

0f:50:34:fc:f5:b3:4b:e2:2a:72:d2:ec:c2:9e:34:8e:93:b6:f0:0f

Digest Algorithm

sha1

PE Digest Matches

true

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

f:\ycc\gdrv64\objfre_wnet_AMD64\amd64\gdrv64.pdb

Imports

ntoskrnl.exe

IoCreateDevice
RtlInitUnicodeString
DbgPrint
IoDeleteSymbolicLink
ExFreePoolWithTag
MmUnmapIoSpace
IoFreeMdl
MmUnmapLockedPages
MmMapIoSpace
ZwClose
ZwMapViewOfSection
ObReferenceObjectByHandle
ZwOpenSection
IoCreateSymbolicLink
KeAcquireInStackQueuedSpinLock
MmFreeContiguousMemory
MmIsAddressValid
MmAllocateContiguousMemory
MmGetPhysicalAddress
IofCompleteRequest
ExAllocatePoolWithTag
MmMapLockedPages
MmBuildMdlForNonPagedPool
IoAllocateMdl
ZwUnmapViewOfSection
KeReleaseInStackQueuedSpinLock
IoDeleteDevice

hal

HalTranslateBusAddress

Sections

.text
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 344B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 1024B - Virtual size: 732B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

INIT
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

cc81a908891587ccac8059435eda4c66

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3bCertificate

Extended Key Usages

Key Usages

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50Certificate

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

24:84:72:54:2c:24:ab:8e:42:92:29:ac:f1:21:ca:26Certificate

Extended Key Usages

Key Usages

0f:50:34:fc:f5:b3:4b:e2:2a:72:d2:ec:c2:9e:34:8e:93:b6:f0:0fSigner

Headers

File Characteristics

PDB Paths

Imports

ntoskrnl.exe

hal

Sections

.text Size: 11KB - Virtual size: 11KB

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

.data Size: 512B - Virtual size: 344B

.pdata Size: 1024B - Virtual size: 732B

INIT Size: 1KB - Virtual size: 1KB

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

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
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

24:84:72:54:2c:24:ab:8e:42:92:29:ac:f1:21:ca:26
Certificate

0f:50:34:fc:f5:b3:4b:e2:2a:72:d2:ec:c2:9e:34:8e:93:b6:f0:0f
Signer

.text
Size: 11KB - Virtual size: 11KB

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

.data
Size: 512B - Virtual size: 344B

.pdata
Size: 1024B - Virtual size: 732B

INIT
Size: 1KB - Virtual size: 1KB

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