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flash_upgrade.exe

OLX

The application flash_upgrade.exe by OLX 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 bit.do.
Publisher:
OLX  (signed and verified)

MD5:
37b7c6ba2f861cd9c030125516534ec4

SHA-1:
c6cb57a195b12d37a7023b0a37276ace11cbd449

SHA-256:
4727ab14c5a50edf1b72632341a5ef849a173c901bcafbdbaa88dfec1c9a65b8

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/27/2024 9:27:45 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.OLX (M)
16.4.1.6

File size:
377.4 KB (386,488 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
OLX

Authority:
OLX

Valid from:
10/15/2015 6:07:49 PM

Valid to:
10/15/2016 6:07:49 PM

Subject:
CN=www.olx.pt, O=OLX, L=Lisboa, S=Lisboa, C=PY

Issuer:
CN=www.olx.pt, O=OLX, L=Lisboa, S=Lisboa, C=PY

Serial number:
00CF6272F99AFC8D4B

File PE Metadata
Compilation timestamp:
6/19/1992 7:22:17 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
6144:wVEYukJljx05qTwkWqlzB8uGpVv2g/qzhqw7g8RlGxk9EWLdwL0JrDukUN0q:ILukC5tqlquOVeg/qf/G+9EgQYNUiq

Entry address:
0x106660

Entry point:
60, BE, 00, A0, 4A, 00, 8D, BE, 00, 70, F5, FF, C7, 87, C4, 70, 0D, 00, D7, 05, CA, 81, 57, 83, CD, FF, EB, 0E, 90, 90, 90, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46...
 
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Packer / compiler:
UPX v0.89.6 - v1.02 / v1.05 -v1.22 (Delphi) stub

Code size:
372 KB (380,928 bytes)

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

http://bit.do/bTgTn

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