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tmpa772.exe

Gridinsoft, LLC

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from cdn.get-antimalware.com and multiple other hosts.
Publisher:
Gridinsoft, LLC  (signed and verified)

MD5:
3951b6f79f995b5ed7e08381825c5a2f

SHA-1:
1e0ad98a902622602a656ea4a9c2f9587cc74b3e

SHA-256:
2a9c539fc064188221ca441bb8bba068a42d4d60b33e0a51917b1e920e1330b4

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
4/20/2024 1:37:56 AM UTC  (today)

File size:
48.4 MB (50,767,160 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\tmpa772.exe

Digital Signature
Signed by:
Gridinsoft, LLC

Authority:
Symantec Corporation

Valid from:
1/8/2015 3:00:00 AM

Valid to:
2/7/2018 2:59:59 AM

Subject:
CN="Gridinsoft, LLC", O="Gridinsoft, LLC", L=Kiev, S=Kiev, C=UA

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
36E430A048545F5E36E1B55CE55F65E0

File PE Metadata
Compilation timestamp:
12/6/2009 1:50:46 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
1572864:GnkdQ6hW016q9SNsr2PbyqQMqzVv5dIYYF04mU:Q6hj1tysaPpr2FIfF0hU

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Entropy:
7.9997

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file tmpa772.exe has been seen being distributed by the following 2 URLs.

http://cdn.get-antimalware.com/gsam-3.0.18-setup.exe

http://trojan-killer.com/download.php

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