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download.exe

Rubin Sister

The application download.exe by Rubin Sister has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from groupsetzipmyjob.org.
Publisher:
Rubin Sister  (signed and verified)

MD5:
c76e3d69e3f34b187cb7d977dc2ed13e

SHA-1:
5aeddcb96c36caebd363788c75b910537d2fb2d0

SHA-256:
fdb23c05457c0a04c6fc3452b103f4dcf010e7f26d9bb4c02d4410f5bc8403d6

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:
12/28/2024 4:43:01 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
17.2.5.23

File size:
2.3 MB (2,361,032 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Rubin Sister

Authority:
Unizeto Technologies S.A.

Valid from:
5/14/2014 8:55:57 AM

Valid to:
5/14/2015 8:55:57 AM

Subject:
E=rubin.sister@yandex.ru, CN=Rubin Sister, O=Rubin Sister, C=IL

Issuer:
CN=Certum Code Signing CA, OU=Certum Certification Authority, O=Unizeto Technologies S.A., C=PL

Serial number:
71DCFB94AC6B618531E20BE925DA0B4C

File PE Metadata
Compilation timestamp:
10/27/2013 10:21:43 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

Entry address:
0x20C6B

Entry point:
E8, 54, 12, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 60, CE, 5C, 00, E8, 5F, 17, 00, 00, E8, 22, 14, 00, 00, 0F, B7, F0, 6A, 02, E8, E7, 11, 00, 00, 59, B8, 4D, 5A, 00, 00, 66, 39, 05, 00, 00, 40, 00, 74, 04, 33, DB, EB, 33, A1, 3C, 00, 40, 00, 81, B8, 00, 00, 40, 00, 50, 45, 00, 00, 75, EB, B9, 0B, 01, 00, 00, 66, 39, 88, 18, 00, 40, 00, 75, DD, 33, DB, 83, B8, 74, 00, 40, 00, 0E, 76, 09, 39, 98, E8, 00, 40, 00, 0F, 95, C3, 89, 5D, E4, E8, C8, 0B, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Entropy:
1.2877

Code size:
151.5 KB (155,136 bytes)

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

http://groupsetzipmyjob.org/hp/?q=6VXF6/u0MM31khabcd9cd7GH41m2px INLtEArXx/XwHnh62NLN3QJU2oJLGjLucdSlSA7TUo3rNaPGrGHSGMXGqeGqITmRjwmae04RfHHIvNQP9IXNOusN3U1nCvtPntVTrXgBWKuqAkb2xlrI6/bwmqIOVFdjG93oFk Pu4TyDJAI00d1P62Pc 0oPzQ8NNKMSUDRKjn95sDzH/XAI4Et36QkkZ5mUS7KlrRJvpS64DO/.../&external_id=1431404230512549795

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