WinAuth[.]exe | Triage

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General

Target

WinAuth.exe
Size

5.5MB
MD5

3c8b42ff6bc4822fc6d874f6f21230dd
SHA1

d4ad4481010f4e483ac774d69c3d26a1c15bb4aa
SHA256

eb08274c182ab8b68b375d06f35109af7c6c034f9d06c1ac81e26552d9d81d45
SHA512

ec7c97ab6ca4beb8662906375ca3e2790f26ad0b1cc63f8a1fdab4678b66441b42205e054a6c8db3ab71c324f029df85be8889af699716fa4c2f7a472ec213e0
SSDEEP

49152:zKDcNv5/1CyKG5iNjqBbzsXSJ6wsNpONV98Jg9EkjBAZGept+SnxbGr3bj8ptYkH:k1GwAAX+6wQp6V9829EkjpWoFPZ43

Score

1^/10

Malware Config

Signatures

Files

WinAuth.exe
.exe windows:4 windows x86 arch:x86

f34d5f2d4577ed6d9ceec516c1f5a744

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

13:40:a7:e0:f8:e5:f4
Certificate

Issuer

CN=StartCom Class 2 Primary Intermediate Object CA,OU=Secure Digital Certificate Signing,O=StartCom Ltd.,C=IL

Not Before

16-10-2015 19:11

Not After

17-10-2017 02:32

Subject

CN=Colin Mackie,L=Snoqualmie,ST=Washington,C=US,1.2.840.113549.1.9.1=#0c1177696e6175746840676d61696c2e636f6d

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

24
Certificate

Issuer

CN=StartCom Certification Authority,OU=Secure Digital Certificate Signing,O=StartCom Ltd.,C=IL

Not Before

24-10-2007 22:01

Not After

24-10-2017 22:01

Subject

CN=StartCom Class 2 Primary Intermediate Object CA,OU=Secure Digital Certificate Signing,O=StartCom Ltd.,C=IL

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

3a:a0:6e:75:17:d9:fb:51:5e:d5:68:f4:d1:2c:83:22:c2:36:26:2e
Signer

Actual PE Digest

3a:a0:6e:75:17:d9:fb:51:5e:d5:68:f4:d1:2c:83:22:c2:36:26:2e

Digest Algorithm

sha1

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE

PDB Paths

F:\cdm\Projects\WinAuth\downloads\WinAuth.pdb

Imports

mscoree

_CorExeMain

Sections

.text
Size: 5.5MB - Virtual size: 5.5MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 33KB - Virtual size: 32KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f34d5f2d4577ed6d9ceec516c1f5a744

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

13:40:a7:e0:f8:e5:f4Certificate

Extended Key Usages

Key Usages

24Certificate

Key Usages

3a:a0:6e:75:17:d9:fb:51:5e:d5:68:f4:d1:2c:83:22:c2:36:26:2eSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

mscoree

Sections

.text Size: 5.5MB - Virtual size: 5.5MB

.rsrc Size: 33KB - Virtual size: 32KB

.reloc Size: 512B - Virtual size: 12B

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

13:40:a7:e0:f8:e5:f4
Certificate

24
Certificate

3a:a0:6e:75:17:d9:fb:51:5e:d5:68:f4:d1:2c:83:22:c2:36:26:2e
Signer

.text
Size: 5.5MB - Virtual size: 5.5MB

.rsrc
Size: 33KB - Virtual size: 32KB

.reloc
Size: 512B - Virtual size: 12B