25621-21356.exe

AdGazelle

The application 25621-21356.exe by AdGazelle 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. The file has been seen being downloaded from downloads.installationsafe.net.
Publisher:
AdGazelle  (signed and verified)

MD5:
2e50f081f38e43a486a7d75fa76f7314

SHA-1:
f4d9e359c6cf1325dcd90c3b4350d40f6d4feddf

SHA-256:
3e9ce4db14e65793ae56923bb05cef61df7041074c271d3ec29a1a22a67f9c6b

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:
4/16/2024 4:48:07 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.AdGazelle.Installer (M)
16.2.3.23

File size:
825.6 KB (845,456 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\25621-21356.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Subject:
CN=AdGazelle, O=AdGazelle, STREET=12902 Dorathea Ter, L=Poway, S=CA, PostalCode=92064, C=US

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00AA27EA84F0CFE8B2E570A8C4955E2A00

File PE Metadata
Compilation timestamp:
2/24/2012 8:19:59 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:sEB0uF7Ca56kAp1d8tztCpp3+1Pg1nTgRbkZNqulkQ1o0HbpZ0+0IcDSljYLlmnw:se7Ck6Td+ztCppu1Mt9l11oQvr0IulZ

Entry address:
0x39E3

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, D8, 91, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B8, 80, 40, 00, 55, FF, 15, C0, 82, 40, 00, 6A, 08, A3, B8, 2E, 47, 00, E8, 37, 2A, 00, 00, 55, 68, B4, 02, 00, 00, A3, D0, 2D, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 1C, 93, 40, 00, FF, 15, 84, 81, 40, 00, 68, 04, 93, 40, 00, 68, C0, AD, 46, 00, E8, 19, 27, 00, 00, FF, 15, B4, 80, 40, 00, 50, BF, A0, 30, 4C, 00, 57, E8, 07, 27, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

The file 25621-21356.exe has been seen being distributed by the following URL.

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