rsEngineSvc[.]exe

Sharing

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General

Target

rsEngineSvc.exe
Size

319KB
MD5

da8e604b86ad4112597446b47cb00590
SHA1

c94c5ffd73abbc132d6e9989dae0617bc8977bcf
SHA256

ad0eadca770fa2565cfcb69caa61c274f1261c90b81c05c7e68ff83b4ae1255b
SHA512

4685338020dfcba496a9b1b853ff6b7a4a0b9c9f33d42524ee981240ae929adcf67a86b79a7736ad29e4530cd3116deee36a61a6dae92b8f138f4861adeb97e7
SSDEEP

6144:dTJ5BLQFpPwbuBJTkfPWcWOLsKftKWa/U0n12UiAcPM:5FsIwJ4fPWcMi+UyH1

Score

1^/10

Malware Config

Signatures

Files

rsEngineSvc.exe
.exe windows x86

f34d5f2d4577ed6d9ceec516c1f5a744

Code Sign

54:98:d2:d1:d4:5b:19:95:48:13:79:c8:11:c0:87:99
Certificate

Issuer

CN=Microsoft Identity Verification Root Certificate Authority 2020,O=Microsoft Corporation,C=US

Not Before

16/04/2020, 18:36

Not After

16/04/2045, 18:44

Subject

CN=Microsoft Identity Verification Root Certificate Authority 2020,O=Microsoft Corporation,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:08:4e:4e:97:4c:29:35:ae:31:a9:00:00:00:00:08:4e
Certificate

Issuer

CN=Microsoft ID Verified CS EOC CA 01,O=Microsoft Corporation,C=US

Not Before

11/05/2023, 10:28

Not After

14/05/2023, 10:28

Subject

CN=Reason Cybersecurity Inc.,O=Reason Cybersecurity Inc.,L=New York,ST=New York,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

33:00:00:08:4e:4e:97:4c:29:35:ae:31:a9:00:00:00:00:08:4e
Certificate

Issuer

CN=Microsoft ID Verified CS EOC CA 01,O=Microsoft Corporation,C=US

Not Before

11/05/2023, 10:28

Not After

14/05/2023, 10:28

Subject

CN=Reason Cybersecurity Inc.,O=Reason Cybersecurity Inc.,L=New York,ST=New York,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

33:00:00:00:06:4a:1a:fa:cf:05:61:6a:74:00:00:00:00:00:06
Certificate

Issuer

CN=Microsoft ID Verified Code Signing PCA 2021,O=Microsoft Corporation,C=US

Not Before

13/04/2021, 17:31

Not After

13/04/2026, 17:31

Subject

CN=Microsoft ID Verified CS EOC CA 01,O=Microsoft Corporation,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:00:07:87:a3:34:a3:7b:a5:8e:1c:00:00:00:00:00:07
Certificate

Issuer

CN=Microsoft Identity Verification Root Certificate Authority 2020,O=Microsoft Corporation,C=US

Not Before

01/04/2021, 20:05

Not After

01/04/2036, 20:15

Subject

CN=Microsoft ID Verified Code Signing PCA 2021,O=Microsoft Corporation,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

34:f4:db:1e:45:d7:35:30:e0:97:e4:63:d8:32:26:f3:b0:c1:0d:f3:5a:ad:bc:15:8b:7b:7b:d7:3e:05:af:1c
Signer

Actual PE Digest

34:f4:db:1e:45:d7:35:30:e0:97:e4:63:d8:32:26:f3:b0:c1:0d:f3:5a:ad:bc:15:8b:7b:7b:d7:3e:05:af:1c

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_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

mscoree

_CorExeMain

Sections

.text
Size: 301KB - Virtual size: 301KB

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

54:98:d2:d1:d4:5b:19:95:48:13:79:c8:11:c0:87:99Certificate

Key Usages

33:00:00:08:4e:4e:97:4c:29:35:ae:31:a9:00:00:00:00:08:4eCertificate

Extended Key Usages

Key Usages

33:00:00:08:4e:4e:97:4c:29:35:ae:31:a9:00:00:00:00:08:4eCertificate

Extended Key Usages

Key Usages

33:00:00:00:06:4a:1a:fa:cf:05:61:6a:74:00:00:00:00:00:06Certificate

Key Usages

33:00:00:00:07:87:a3:34:a3:7b:a5:8e:1c:00:00:00:00:00:07Certificate

Key Usages

34:f4:db:1e:45:d7:35:30:e0:97:e4:63:d8:32:26:f3:b0:c1:0d:f3:5a:ad:bc:15:8b:7b:7b:d7:3e:05:af:1cSigner

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 301KB - Virtual size: 301KB

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

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

54:98:d2:d1:d4:5b:19:95:48:13:79:c8:11:c0:87:99
Certificate

33:00:00:08:4e:4e:97:4c:29:35:ae:31:a9:00:00:00:00:08:4e
Certificate

33:00:00:08:4e:4e:97:4c:29:35:ae:31:a9:00:00:00:00:08:4e
Certificate

33:00:00:00:06:4a:1a:fa:cf:05:61:6a:74:00:00:00:00:00:06
Certificate

33:00:00:00:07:87:a3:34:a3:7b:a5:8e:1c:00:00:00:00:00:07
Certificate

34:f4:db:1e:45:d7:35:30:e0:97:e4:63:d8:32:26:f3:b0:c1:0d:f3:5a:ad:bc:15:8b:7b:7b:d7:3e:05:af:1c
Signer

.text
Size: 301KB - Virtual size: 301KB

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

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