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downloadb.exe

The executable downloadb.exe has been detected as malware by 1 anti-virus scanner. The file has been seen being downloaded from d1ykyz0mbyn4to.cloudfront.net and multiple other hosts.
Version:
1.0.0.1

MD5:
0d7fdb7538b5a0000cafa3cdc3a272f1

SHA-1:
d3dd0d24f17a078a488d00113270540d6ab04652

SHA-256:
c620880de82d480d28a98f2bcda7597e3659fdb89bceeef7da5c8d2a0eee96ff

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
5/3/2024 8:36:33 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Threat.Win.Reputation.IMP
16.1.20.16

File size:
259.5 KB (265,728 bytes)

Product version:
1.0.0.1

Copyright:
Copyright (C) 2015

Original file name:
setup.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\downloadb.exe

File PE Metadata
Compilation timestamp:
12/22/2015 7:29:22 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
6144:tV2DoRBdxlXzSc99z2FAmijiP3lkwIyI56zotUDb8So:n2DiN72FAmblkByI5LiMSo

Entry address:
0x1C57

Entry point:
E8, 7F, 16, 00, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, FF, 35, E8, 41, 41, 00, FF, 15, A4, C0, 40, 00, 85, C0, 74, 0F, FF, 75, 08, FF, D0, 59, 85, C0, 74, 05, 33, C0, 40, 5D, C3, 33, C0, 5D, C3, 55, 8B, EC, 8B, 45, 08, A3, E8, 41, 41, 00, 5D, C3, 55, 8B, EC, 51, 8D, 45, FC, 50, 68, F4, C1, 40, 00, 6A, 00, FF, 15, B0, C0, 40, 00, 85, C0, 74, 17, 68, 0C, C2, 40, 00, FF, 75, FC, FF, 15, 64, C0, 40, 00, 85, C0, 74, 05, FF, 75, 08, FF, D0, C9, C3, 55, 8B, EC, FF, 75, 08, E8, C3, FF, FF, FF, 59, FF, 75, 08, FF, 15...
 
[+]

Entropy:
7.2205

Code size:
43.5 KB (44,544 bytes)

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

http://d1ykyz0mbyn4to.cloudfront.net/cl/inst/bundles/FasterInternet_Amonetize/.../downloadb.exe

http://d1ykyz0mbyn4to.cloudfront.net/cl/inst/bundles/AnySent_Amonetize/.../downloadb.exe

http://d1ykyz0mbyn4to.cloudfront.net/cl/inst/bundles/MaxDriverUpdater_Amonetize/.../downloadb.exe

Remove downloadb.exe - Powered by Reason Core Security
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