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flashplayer_upgrade.exe

Sapo

The application flashplayer_upgrade.exe by Sapo has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a setup program which is used to install the application. The file has been seen being downloaded from www.4shared.com and multiple other hosts.
Publisher:
Sapo  (signed and verified)

MD5:
2ae3c7317c12908463e9208df5014aef

SHA-1:
8321e37875f954dd4f450377fa8bf30cdad69988

SHA-256:
b5cccf10ac847fa1f9d55e992659de16fcb6dbbdf57503c0ba4d630c7fe4f69e

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/27/2024 1:22:35 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Sapo.Installer (M)
16.5.11.13

File size:
841.4 KB (861,624 bytes)

File type:
Executable application (Win32 EXE)

Language:
English (United States)

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

Digital Signature
Signed by:
Sapo

Authority:
Sapo

Valid from:
4/20/2016 11:32:40 AM

Valid to:
4/21/2017 11:32:40 AM

Subject:
CN=www.sapo.pt, O=Sapo, L=Bason, S=Bason, C=BE

Issuer:
CN=www.sapo.pt, O=Sapo, L=Bason, S=Bason, C=BE

Serial number:
00C32D02D923B044F0

File PE Metadata
Compilation timestamp:
5/11/2016 8:43:16 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
12288:ltb20Qc3lT7af41ePBRYuQLKpqeUhbTv5OFgNuPPpHSgaC7vS6AX:ltb20pkaCqT5TBWgNQ7aKvS6AX

Entry address:
0x25F74

Entry point:
E8, 6A, CE, 00, 00, E9, 7F, FE, FF, FF, CC, CC, 57, 56, 8B, 74, 24, 10, 8B, 4C, 24, 14, 8B, 7C, 24, 0C, 8B, C1, 8B, D1, 03, C6, 3B, FE, 76, 08, 3B, F8, 0F, 82, 68, 03, 00, 00, 0F, BA, 25, 58, 01, 4C, 00, 01, 73, 07, F3, A4, E9, 17, 03, 00, 00, 81, F9, 80, 00, 00, 00, 0F, 82, CE, 01, 00, 00, 8B, C7, 33, C6, A9, 0F, 00, 00, 00, 75, 0E, 0F, BA, 25, 70, A3, 4B, 00, 01, 0F, 82, DA, 04, 00, 00, 0F, BA, 25, 58, 01, 4C, 00, 00, 0F, 83, A7, 01, 00, 00, F7, C7, 03, 00, 00, 00, 0F, 85, B8, 01, 00, 00, F7, C6, 03, 00...
 
[+]

Code size:
557.5 KB (570,880 bytes)

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

http://www.4shared.com/.../3YSXm9Q0ba?lgfp=3000&dsid=fzt5c8.608054f27a16072f7959bb5677fb8d8f&sbsr=7266e567351d357656ab9d41a1b2ff9f96e&usbsr=6db9691904aa86525d83f113f16ac10796e

https://www.4shared.com/web/directDownload/.../g7siim.f5f814e61571a16426dfdbcddde8e78e

https://www.4shared.com/web/directDownload/.../g7siim.51e9b263ea5f24a08ff1d1024e783b4d

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