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flash_upgrade-win_395.exe

github

This is a setup program which is used to install the application. The file has been seen being downloaded from www.4shared.com.
Publisher:
github  (signed and verified)

MD5:
a7fa7bbe098041d22b59de24d9c5b302

SHA-1:
d55daae8abd09369cfc65075a91841727cb0e4ee

SHA-256:
e2de9ae786cffb5ea5f9edc48d3ce93272254f005687379c7fdadccd48eb2904

Scanner detections:
1 / 68

Status:
Inconclusive  (not enough data for an accurate detection)

Analysis date:
11/15/2024 6:30:35 PM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
Win32/TrojanDownloader.Autoit.OCH trojan
8.0.319.0

File size:
833 KB (852,944 bytes)

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\downloads\flash_upgrade-win_395.exe

Digital Signature
Signed by:
github

Authority:
github

Valid from:
6/23/2016 12:32:05 PM

Valid to:
6/24/2017 12:32:05 PM

Subject:
CN=www.github.com, O=github, L=London, S=London, C=GB

Issuer:
CN=www.github.com, O=github, L=London, S=London, C=GB

Serial number:
0096523EFD638437BE

File PE Metadata
Compilation timestamp:
6/30/2016 11:20:48 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
12288:ttb20Qc3lT7af41ePBRYuQLKpqeUhbTv5OFgNuPPpHSgalC16AP:ttb20pkaCqT5TBWgNQ7aU16AP

Entry address:
0x25F74

Entry point:
E8, 6A, CE, 00, 00, E9, 7F, FE, FF, FF, CC, CC, 57, 56, 8B, 74, 24, 10, 8B, 4C, 24, 14, 8B, 7C, 24, 0C, 8B, C1, 8B, D1, 03, C6, 3B, FE, 76, 08, 3B, F8, 0F, 82, 68, 03, 00, 00, 0F, BA, 25, 58, 01, 4C, 00, 01, 73, 07, F3, A4, E9, 17, 03, 00, 00, 81, F9, 80, 00, 00, 00, 0F, 82, CE, 01, 00, 00, 8B, C7, 33, C6, A9, 0F, 00, 00, 00, 75, 0E, 0F, BA, 25, 70, A3, 4B, 00, 01, 0F, 82, DA, 04, 00, 00, 0F, BA, 25, 58, 01, 4C, 00, 00, 0F, 83, A7, 01, 00, 00, F7, C7, 03, 00, 00, 00, 0F, 85, B8, 01, 00, 00, F7, C6, 03, 00...
 
[+]

Code size:
557.5 KB (570,880 bytes)

The file flash_upgrade-win_395.exe has been seen being distributed by the following URL.

https://www.4shared.com/web/directDownload/.../fzt5c8.5add2d6941e54ab7f48799ca136ed66a

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