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syt_0.exe

The executable syt_0.exe has been detected as malware by 2 anti-virus scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer, however the file is not signed with an authenticode signature from a trusted source. The file has been seen being downloaded from dysy.storial.ru.
MD5:
1d4f3f8d29dd75c5334b2fd3b964802f

SHA-1:
8c4cc5f71db8709799d8ef856757b638e6aaef4d

SHA-256:
f595abd7e70243567e91da59fb19d304a0f7b35499e7bd474d39d066653cd264

Scanner detections:
2 / 68

Status:
Malware

Analysis date:
12/25/2024 5:35:41 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Malware-gen
160215-2

ESET NOD32
JS/ExtenBro.Agent.BG trojan
8.0.319.0

File size:
428 KB (438,309 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\Documents and Settings\{user}\Local settings\temp\{random}.tmp\syt_0.exe

File PE Metadata
Compilation timestamp:
12/16/2015 3:48:38 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:tjzJsIwbEtLEhHcvLbPcq128K6myo8CzO:BzJs5ivXPf28dmyEzO

Entry address:
0x30DE

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 68, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 34, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 70, 72, 40, 00, A3, F8, 3F, 42, 00, FF, 15, B0, 70, 40, 00, 66, 3D, 06, 00, 74, 11, 53, E8, B4, 2D, 00, 00, 3B, C3, 74, 07, 68, 00, 0C, 00, 00, FF, D0, 6A, 0D, E8, A2, 2D, 00, 00, 6A, 0B, E8, 9B, 2D, 00, 00, A3, 44, 3F, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, F0, F4, 41, 00, FF, 15, 60...
 
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Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file syt_0.exe has been seen being distributed by the following URL.

http://dysy.storial.ru/installs/.../78fdf156.exe

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