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oi.exe

Program

Generic

The application oi.exe, “Program Setup ” has been detected as a potentially unwanted program 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 Inno Setup installer, however the file is not signed with an authenticode signature from a trusted source. The file has been seen being downloaded from maichpat.blob.core.windows.net.
Publisher:
Generic

Product:
Program

Description:
Program Setup

Version:
4.7.5.3

MD5:
eb8258cf74e73d532509bf42041a6b8f

SHA-1:
560961771156caf06bb9072b312efe6966d896ee

SHA-256:
644b2caae2dce95040dab0e7d1fb84db1633b53aa6ef3190dc9c4a4522ea07a2

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/14/2024 9:23:54 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
16.2.9.8

File size:
505.8 KB (517,970 bytes)

Product version:
3.0.9

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

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

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

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:CcjlGv0cAzZDo9ESsjmzZmlKhC2Iqjzva6WXd55yGMB:Ccjl20co1o9lmsItq

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
39.5 KB (40,448 bytes)

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

http://maichpat.blob.core.windows.net/.../Setup.exe

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