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vzcxlvxveavv

Tachklaud

The file vzcxlvxveavv by Tachklaud has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a scheduled task under the Windows Task Scheduler named SoftUpgrade triggered daily at a specified time. The file has been seen being downloaded from softwareupgra.de. While running, it connects to the Internet address ocsp.comodoca.com on port 80 using the HTTP protocol.
Publisher:
Tachklaud  (signed and verified)

MD5:
60dcfce258291f8363b41c12b64a248f

SHA-1:
30ddb15846a6098400bd553bc1386b70976ca323

SHA-256:
43084800c051eda13a16870db0317a55d09906d35f565d07482078abce263c6b

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/15/2024 6:55:21 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Tachklaud (M)
16.10.31.13

File size:
134.1 KB (137,288 bytes)

Common path:
C:\users\{user}\appdata\local\temp\vzcxlvxveavv

Digital Signature
Signed by:
Tachklaud

Authority:
COMODO CA Limited

Valid from:
7/21/2016 2:00:00 AM

Valid to:
7/22/2017 1:59:59 AM

Subject:
CN=Tachklaud, O=Tachklaud, STREET="Liberty Street, Building 29, office 322", L=Moscow, S=Moskovskaya oblast, PostalCode=125362, C=RU

Issuer:
CN=COMODO RSA Code Signing CA, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
6312083ED4533A93EA86AC77CC5EF0C0

File PE Metadata
Compilation timestamp:
10/31/2016 2:37:28 PM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
1536:RDfoi4aXT7KluLc76aeMJ5+jb3WlvFKLzTWiT6QNgUchTo8sWjcdsGVqrHgy1CtH:RDfcaou3MWjb3WFUTfgTTkfVqrhlY

Entry address:
0xB364

Entry point:
E8, B7, 21, 00, 00, E9, 7B, FE, FF, FF, 55, 8B, EC, 51, 51, 8D, 45, F8, 50, FF, 15, B8, 90, 41, 00, 8B, 4D, F8, 8B, 45, FC, 81, C1, 00, 80, C1, 2A, 6A, 00, 68, 80, 96, 98, 00, 15, 21, 4E, 62, FE, 50, 51, E8, F4, 24, 00, 00, 83, FA, 07, 7C, 0E, 7F, 07, 3D, FF, 6F, 40, 93, 76, 05, 83, C8, FF, 8B, D0, 8B, 4D, 08, 85, C9, 74, 05, 89, 01, 89, 51, 04, 8B, E5, 5D, C3, CC, 8B, 54, 24, 04, 8B, 4C, 24, 08, F7, C2, 03, 00, 00, 00, 75, 40, 8B, 02, 3A, 01, 75, 32, 84, C0, 74, 26, 3A, 61, 01, 75, 29, 84, E4, 74, 1D, C1...
 
[+]

Entropy:
6.5196

Code size:
92.5 KB (94,720 bytes)

Scheduled Task
Task name:
SoftUpgrade

Trigger:
Daily (Runs daily at 20:52)


The file vzcxlvxveavv has been seen being distributed by the following URL.

https://softwareupgra.de/.../softup_v11.exe

The executing file has been seen to make the following network communication in live environments.

TCP (HTTP):
Connects to ocsp.comodoca.com  (178.255.83.1:80)

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