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1.exe

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. It is set to automatically start when a user logs into Windows via the current user run registry key under the display name ‘Dism’. The file has been seen being downloaded from demiva.com.
MD5:
81e1a7bd48bdd7c068463ff606f9e38b

SHA-1:
49242ac81b331c1da1d7f8171eb55c48423b1f6d

SHA-256:
81034249d096c7fbb4fb29c8d14957f4f9e342103500e7fdbac3402f54e52510

Scanner detections:
2 / 68

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

Analysis date:
11/24/2024 11:37:23 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

F-Secure
Trojan:W32/Gamarue.E
5.15.21

Norman
Gen:Variant.Symmi.64690
28.05.2016 15:32:18

File size:
208.1 KB (213,097 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\1.exe

File PE Metadata
Compilation timestamp:
5/12/2014 3:04:41 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:x/xkurCTnSOfXJg45kRKsXzCsgiKYc5/2tSAOjocDS2GKFA/7QE6c6uaN/tl2Gma:x/uTZuPRjdc+t/OO2GeAc7+Y2GmhMCW

Entry address:
0x3217

Entry point:
81, EC, 84, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 89, 5C, 24, 20, 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, 8C, 72, 40, 00, 6A, 08, A3, 98, 67, 44, 00, E8, AD, 2D, 00, 00, A3, E4, 66, 44, 00, 53, 8D, 44, 24, 38, 68, 60, 01, 00, 00, 50, 53, 68, A0, 94, 42, 00, FF, 15, 64, 71, 40, 00, 68, E4, 91, 40, 00, 68, E0, 26, 44, 00, E8, 57, 2A, 00, 00, FF, 15, B0, 70, 40, 00, BD, 00, F0, 46, 00, 50, 55, E8, 45, 2A...
 
[+]

Entropy:
7.8063

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

Ini File Mappings System INI
Name:
SCRNSAVE.EXE


Startup File (User Run)
Registry location:
HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

Name:
Dism

Command:
"C:\users\{user}\appdata\roaming\{86fb3386-0cf1-27d4-5390-d8e7d521833a}\dism.exe"


The file 1.exe has been seen being distributed by the following URL.

http://demiva.com/.../1.exe

Scan 1.exe - Powered by Reason Core Security
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