dfsvc[.]exe | Triage

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General

Target

dfsvc.exe
Size

17KB
MD5

3597d9e93852fddb92e0a0cf0452bb61
SHA1

d25c62a57ac3000244741bda129f483f2347efa6
SHA256

6e6cb0729cb902420739148ae23bf1c7959bc8ea2bf6b6277c5c0de45aa77df6
SHA512

5af245a68516698f0bcb63829f1c3abe429a06e94755ab50a29f51914b39e4719a901d2174550b691d5b0fdf1e23ca921714a2c5b2739925ef902766e4ab10d0
SSDEEP

384:kNqQPZrpWKvX16WVFeyHRN7kpQtR9zusk0jUNu:k4IZbX1hYuCQP9zuDwUNu

Score

1^/10

Malware Config

Signatures

Files

dfsvc.exe
.exe windows:4 windows x86

f34d5f2d4577ed6d9ceec516c1f5a744

Code Sign

33:00:00:02:52:8b:33:aa:f8:95:f3:39:db:00:00:00:00:02:52
Certificate

Issuer

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

Not Before

02-09-2021 18:32

Not After

01-09-2022 18:32

Subject

CN=Microsoft Corporation,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

1c:56:e6:00:f8:37:3f:25:a0:e5:61:97:5e:d4:f2:f5:4a:6e:6d:1d:79:c4:0d:f0:f2:a6:e9:88:0e:90:e6:ae
Signer

Actual PE Digest

1c:56:e6:00:f8:37:3f:25:a0:e5:61:97:5e:d4:f2:f5:4a:6e:6d:1d:79:c4:0d:f0:f2:a6:e9:88:0e:90:e6:ae

Digest Algorithm

sha256

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_LARGE_ADDRESS_AWARE

Imports

mscoree

_CorExeMain

Sections

.text
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 3KB - 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

33:00:00:02:52:8b:33:aa:f8:95:f3:39:db:00:00:00:00:02:52Certificate

Extended Key Usages

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

Key Usages

1c:56:e6:00:f8:37:3f:25:a0:e5:61:97:5e:d4:f2:f5:4a:6e:6d:1d:79:c4:0d:f0:f2:a6:e9:88:0e:90:e6:aeSigner

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 4KB - Virtual size: 3KB

.rsrc Size: 3KB - Virtual size: 2KB

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

33:00:00:02:52:8b:33:aa:f8:95:f3:39:db:00:00:00:00:02:52
Certificate

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

1c:56:e6:00:f8:37:3f:25:a0:e5:61:97:5e:d4:f2:f5:4a:6e:6d:1d:79:c4:0d:f0:f2:a6:e9:88:0e:90:e6:ae
Signer

.text
Size: 4KB - Virtual size: 3KB

.rsrc
Size: 3KB - Virtual size: 2KB

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