flash.exe

The executable flash.exe has been detected as malware by 5 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 umylddwia1twf8c.adddveer.com and multiple other hosts.
MD5:
599b28723e7e5db7aad1a3315f8e2f41

SHA-1:
e5cea5caffa0b8b0eabfa6368312153074c23d5e

SHA-256:
62c3e06c9f622fba841403a02272dde9e48d403bad245863430e0c992b259e68

Scanner detections:
5 / 68

Status:
Malware

Analysis date:
10/18/2018 8:50:01 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Trojan-gen
2014.9-140510

G Data
Win32.Trojan.Agent.W888RO
14.5.24

Qihoo 360 Security
HEUR/Malware.QVM06.Gen
1.0.0.1015

Trend Micro House Call
TROJ_GE.3DA46A39
7.2.130

VIPRE Antivirus
Trojan.Win32.Generic
28880

File size:
1.2 MB (1,263,264 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\flash.exe

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:SkboCQVCCG3oc9CT3r+Ob621stvdR1Is1mDfTHmc6pahnnzUstQg1:LoTtnOy7rLstvd/Is47THmcy4nngg1

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
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Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file flash.exe has been seen being distributed by the following 3 URLs.

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