awh12ef.tmp

Coupoon

This is the instaler for an an Adpeak program that shows ads in the browser without providing information about the ad's origin. Ads are injected as banners or text-links in random web pages. The file awh12ef.tmp by Coupoon has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. It is also typically executed from the user's temporary directory.
Publisher:
Coupoon  (signed and verified)

MD5:
c00c7440aecaac7991acbb53771030a0

SHA-1:
4ec12413485a72adb804210a1a9f8c3cacf9d68f

SHA-256:
d5b2521c831d8c52c5db1a429f8ac5afb0ade19f99f31ba8d8dd5abc33c56b77

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
12/24/2024 3:04:11 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.AdPeak.Coupoon.Installer (M)
16.3.1.18

File size:
350.7 KB (359,088 bytes)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\awh12ef.tmp

Digital Signature
Signed by:

Authority:
GlobalSign nv-sa

Valid from:
11/21/2014 3:35:57 PM

Valid to:
11/22/2015 3:35:57 PM

Subject:
E=support@coupoon.org, CN=Coupoon, O=Coupoon, L=Tallahassee, S=FL, C=US

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121400C47EC899C3BA485785E2CAB2D79C3

File PE Metadata
Compilation timestamp:
10/7/2014 5:40:14 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:CoGzI1XP2pfTwU8t+jGqbB8eYHa+Dv1JLmNQX3XEHYkSRl+ZpjlXyPtE9RUUib:CbifD4y28Vmm3UXSoXyBUib

Entry address:
0x31FF

Entry point:
81, EC, D8, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, D8, 92, 40, 00, 89, 6C, 24, 14, FF, 15, 34, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, 34, 71, 40, 00, 55, FF, 15, AC, 72, 40, 00, 6A, 09, A3, 78, 92, 42, 00, E8, FD, 2E, 00, 00, A3, C4, 91, 42, 00, 55, 8D, 44, 24, 38, 68, B4, 02, 00, 00, 50, 55, 68, 70, 06, 42, 00, FF, 15, 7C, 71, 40, 00, 68, C0, 92, 40, 00, 68, C0, 81, 42, 00, E8, 68, 2B, 00, 00, FF, 15, 38, 71, 40, 00, BB, 00, 40, 43, 00, 50, 53, E8, 56, 2B, 00, 00...
 
[+]

Entropy:
7.9500

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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