InstallUtil[.]exe

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General

Target

InstallUtil.exe
Size

39KB
MD5

d1603b551311302256ca9c0948b3dea4
SHA1

189f67d602a789be6f09892b6993175c85b02973
SHA256

49b0f28e1102e9f48e9a23181bf186a28373063b6d5c23a8644fb099a14368f9
SHA512

a90d1b8585a3a4404ea59a17b19748c705f4de736ef9c0a8f69cdea334ed4905d91e5c9090fb09b5b5da094828089144f6fd6e55da473f285211add7a7dee80c
SSDEEP

384:qbc23f5rrOZsQRk94cs1J5a8KJ9Yl6dnPU3SERztmbqCJstdMardz/JikPZ+ugvK:QcaQccC6Iq8xHp2+8i9c7TJr

Score

1^/10

Malware Config

Signatures

Files

InstallUtil.exe
.exe windows x86

f34d5f2d4577ed6d9ceec516c1f5a744

Code Sign

33:00:00:00:34:24:31:40:c9:a0:c1:79:8d:00:00:00:00:00:34
Certificate

Issuer

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

Not Before

27/03/2013, 20:08

Not After

27/06/2014, 20:08

Subject

CN=Microsoft Time-Stamp Service,OU=MOPR+OU=nCipher DSE ESN:B8EC-30A4-7144,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

33:00:00:00:b0:11:af:0a:8b:d0:3b:9f:dd:00:01:00:00:00:b0
Certificate

Issuer

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

Not Before

24/01/2013, 22:33

Not After

24/04/2014, 22:33

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

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

33:00:00:00:08:e2:79:fa:0d:25:58:45:ea:00:00:00:00:00:08
Certificate

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

07/07/2012, 00:14

Not After

07/10/2013, 00:14

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

61:0e:90:d2:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

08/07/2011, 20:59

Not After

08/07/2026, 21:09

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

1b:6f:ee:67:a3:04:7c:48:84:fc:ef:00:c0:1f:b0:b8:be:32:45:97:61:a0:c5:40:c9:ab:fd:5d:f0:13:a9:12
Signer

Actual PE Digest

1b:6f:ee:67:a3:04:7c:48:84:fc:ef:00:c0:1f:b0:b8:be:32:45:97:61:a0:c5:40:c9:ab:fd:5d:f0:13:a9:12

Digest Algorithm

sha256

PE Digest Matches

true

e8:19:9b:c3:66:b9:99:2b:ad:35:c1:c6:01:7d:77:bc:09:00:af:48
Signer

Actual PE Digest

e8:19:9b:c3:66:b9:99:2b:ad:35:c1:c6:01:7d:77:bc:09:00:af:48

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
IMAGE_FILE_32BIT_MACHINE

Imports

mscoree

_CorExeMain

Sections

.text
Size: 21KB - Virtual size: 20KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

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

33:00:00:00:34:24:31:40:c9:a0:c1:79:8d:00:00:00:00:00:34Certificate

Extended Key Usages

33:00:00:00:b0:11:af:0a:8b:d0:3b:9f:dd:00:01:00:00:00:b0Certificate

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

33:00:00:00:08:e2:79:fa:0d:25:58:45:ea:00:00:00:00:00:08Certificate

Extended Key Usages

61:0e:90:d2:00:00:00:00:00:03Certificate

Key Usages

1b:6f:ee:67:a3:04:7c:48:84:fc:ef:00:c0:1f:b0:b8:be:32:45:97:61:a0:c5:40:c9:ab:fd:5d:f0:13:a9:12Signer

e8:19:9b:c3:66:b9:99:2b:ad:35:c1:c6:01:7d:77:bc:09:00:af:48Signer

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 21KB - Virtual size: 20KB

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

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

33:00:00:00:34:24:31:40:c9:a0:c1:79:8d:00:00:00:00:00:34
Certificate

33:00:00:00:b0:11:af:0a:8b:d0:3b:9f:dd:00:01:00:00:00:b0
Certificate

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

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

33:00:00:00:08:e2:79:fa:0d:25:58:45:ea:00:00:00:00:00:08
Certificate

61:0e:90:d2:00:00:00:00:00:03
Certificate

1b:6f:ee:67:a3:04:7c:48:84:fc:ef:00:c0:1f:b0:b8:be:32:45:97:61:a0:c5:40:c9:ab:fd:5d:f0:13:a9:12
Signer

e8:19:9b:c3:66:b9:99:2b:ad:35:c1:c6:01:7d:77:bc:09:00:af:48
Signer

.text
Size: 21KB - Virtual size: 20KB

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

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