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octca.dll

Microsoft Corporation

Publisher:
Microsoft Corporation  (signed and verified)

MD5:
6af2c4769b2c69d8d7fca413a9641df2

SHA-1:
4533ce29470f3dfa7933141fe19e7af489079e1e

SHA-256:
cfd80c3939d870ac42f14d6489d3ecd71cbb91ca948727436b93747d0f501199

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)
Whitelisted  (by digital signature)

Analysis date:
11/30/2024 12:54:34 PM UTC  (today)

File size:
95.1 KB (97,408 bytes)

File type:
Dynamic link library (Win64 DLL)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\admin\octca.dll

Digital Signature
Signed by:
Microsoft Corporation

Authority:
Microsoft Corporation

Valid from:
7/26/2012 1:50:41 PM

Valid to:
10/26/2013 1:50:41 PM

Subject:
CN=Microsoft Corporation, OU=MOPR, O=Microsoft Corporation, L=Redmond, S=Washington, C=US

Issuer:
CN=Microsoft Code Signing PCA, O=Microsoft Corporation, L=Redmond, S=Washington, C=US

Serial number:
3300000088590E3C511FE26A67000100000088

File PE Metadata
Compilation timestamp:
9/29/2012 11:48:12 AM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
10.10

CTPH (ssdeep):
1536:GJu1f8F2fPMHTHQTNWw9De/vaRqzHaX9j6bZPes4DHDkhvdCoae2QdbyI:GJ2fPMHTwC/S8z6XBwf4Djwf2Qd+I

Entry address:
0x40E0

Entry point:
48, 89, 5C, 24, 08, 48, 89, 74, 24, 10, 57, 48, 83, EC, 20, 49, 8B, F8, 8B, DA, 48, 8B, F1, 83, FA, 01, 75, 05, E8, 1F, 28, 00, 00, 4C, 8B, C7, 8B, D3, 48, 8B, CE, 48, 8B, 5C, 24, 30, 48, 8B, 74, 24, 38, 48, 83, C4, 20, 5F, E9, A7, FE, FF, FF, 0F, 1F, 00, 4C, 8B, DC, 4D, 89, 4B, 20, 48, 83, EC, 38, 49, 8D, 43, 28, 49, 89, 43, F0, 49, 83, 63, E8, 00, E8, F3, 03, 00, 00, 48, 83, C4, 38, C3, 90, 90, 48, 83, EC, 28, 45, 33, DB, 4D, 8B, D0, 4C, 8B, CA, 4D, 85, C0, 75, 17, E8, 69, 2C, 00, 00, C7, 00, 16, 00, 00...
 
[+]

Entropy:
6.1854

Code size:
56.5 KB (57,856 bytes)

The file octca.dll has been seen being distributed by the following 2 URLs.

ftp://ftp.ptcl.net.pk/Helpdesk-Software/Office 2013/Office_Professional_Plus_2013_64Bit_English/.../octca.dll

ftp://hpc.dvrcam.net/Office/Office 2013/Office 2013 64/.../octca.dll

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