InstallUtil[.]exe

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General

Target

InstallUtil.exe
Size

40KB
MD5

1177bbf7bd66c6bba5dec2321b911ea2
SHA1

3ab5cdeb62646e29c3bf388a8f75c78948c129cb
SHA256

4cdb61db32fbde586986927a9092b8306ee6f271fab4a1379275297b20029ae0
SHA512

f07dbe39f40332ebcb7ca83a48446ab2cc6e3ab59c613b2a53b6a3f0d5e8c4449d4067763116c20bc16f4ea479289ef2e6a1b5c3d2402452755ab8b7b14a5b32
SSDEEP

384:9/xHdGK81tLhBLVKS7xdgX2KJ9Yl6dnPU3SERztmbqCJstdMardz/JikPZ+bPZCf:THj81t/0qdcN6Iq8/P/m/iHEBWoD5

Score

1^/10

Malware Config

Signatures

Files

InstallUtil.exe
.exe windows:4 windows x86

f34d5f2d4577ed6d9ceec516c1f5a744

Code Sign

33:00:00:00:99:aa:c5:81:9f:8c:a2:7d:8a:00:00:00:00:00:99
Certificate

Issuer

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

Not Before

30/03/2016, 19:21

Not After

30/06/2017, 19:21

Subject

CN=Microsoft Time-Stamp Service,OU=MOPR+OU=nCipher DSE ESN:98FD-C61E-E641,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

33:00:00:01:0a:2c:79:ae:d7:79:7b:a6:ac:00:01:00:00:01:0a
Certificate

Issuer

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

Not Before

04/06/2015, 17:42

Not After

04/09/2016, 17:42

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

33:00:00:00:64:47:84:94:86:db:41:19:38:00:00:00:00:00:64
Certificate

Issuer

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

Not Before

28/10/2015, 20:31

Not After

28/01/2017, 20:31

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

29:23:29:17:c2:b5:96:a2:cc:14:3c:6f:29:e1:0f:d0:79:f1:73:0f:14:c3:1a:5f:59:e3:7a:6f:09:ad:2f:b0
Signer

Actual PE Digest

29:23:29:17:c2:b5:96:a2:cc:14:3c:6f:29:e1:0f:d0:79:f1:73:0f:14:c3:1a:5f:59:e3:7a:6f:09:ad:2f:b0

Digest Algorithm

sha256

PE Digest Matches

true

6d:d3:28:d7:65:e3:9a:97:8a:e0:7d:e5:89:6c:8f:5f:ea:b6:21:37
Signer

Actual PE Digest

6d:d3:28:d7:65:e3:9a:97:8a:e0:7d:e5:89:6c:8f:5f:ea:b6:21:37

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: 2KB

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

33:00:00:00:99:aa:c5:81:9f:8c:a2:7d:8a:00:00:00:00:00:99Certificate

Extended Key Usages

33:00:00:01:0a:2c:79:ae:d7:79:7b:a6:ac:00:01:00:00:01:0aCertificate

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

33:00:00:00:64:47:84:94:86:db:41:19:38:00:00:00:00:00:64Certificate

Extended Key Usages

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

Key Usages

29:23:29:17:c2:b5:96:a2:cc:14:3c:6f:29:e1:0f:d0:79:f1:73:0f:14:c3:1a:5f:59:e3:7a:6f:09:ad:2f:b0Signer

6d:d3:28:d7:65:e3:9a:97:8a:e0:7d:e5:89:6c:8f:5f:ea:b6:21:37Signer

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

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

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

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

33:00:00:00:99:aa:c5:81:9f:8c:a2:7d:8a:00:00:00:00:00:99
Certificate

33:00:00:01:0a:2c:79:ae:d7:79:7b:a6:ac:00:01:00:00:01:0a
Certificate

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

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

33:00:00:00:64:47:84:94:86:db:41:19:38:00:00:00:00:00:64
Certificate

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

29:23:29:17:c2:b5:96:a2:cc:14:3c:6f:29:e1:0f:d0:79:f1:73:0f:14:c3:1a:5f:59:e3:7a:6f:09:ad:2f:b0
Signer

6d:d3:28:d7:65:e3:9a:97:8a:e0:7d:e5:89:6c:8f:5f:ea:b6:21:37
Signer

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

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

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