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installer_microsoft_excel_spanish.exe

Onekit Internet

The application installer_microsoft_excel_spanish.exe by Onekit Internet has been detected as adware 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 OneKit Downloader installer. The file has been seen being downloaded from dk.1aab805gfl.com.
Publisher:
Onekit Internet  (signed and verified)

MD5:
c368f234393434e7243b269f43fe9b82

SHA-1:
d21e1691d6eb374821a2541247b2d798c9e92fcc

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.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
12/25/2024 6:07:55 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.OnekitInternet.Bundler (M)
16.5.24.19

File size:
771.3 KB (789,808 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OneKit Downloader (using Nullsoft Install System)

Digital Signature
Signed by:
Onekit Internet

Authority:
thawte, Inc.

Valid from:
3/5/2015 1:00:00 AM

Valid to:
3/5/2016 12:59:59 AM

Subject:
CN=Onekit Internet, O=Onekit Internet, L=Cerdanyola del valles, S=Barcelona, C=ES

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
40744793F55F4350CB4D2F030795E67F

File PE Metadata
Compilation timestamp:
12/5/2009 11:52:12 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:zFJ0BQj6mwBJWujGk2hGtf6BQl9bp2PDqz4n3D5m6MjFKlGKsJQaWX8Tn:QQKnGk2h+LNpFz4E6mYlG38XCn

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://dk.1aab805gfl.com/installers/axtan_installers/get.php?ik=ici&ua=chrome&ut=85c6d920a43651b66ca65b10f2dd71f6&p=UFJPR1JBTUFTUExVU0NPTQ==&redir=1&loop=1&x=L2hvbWUvZG93bl9jcm9ucy9wdWJsaWNfaHRtbC9pbnN0YWxsZXJzL291dC9heC8xL3Byb2dyYW1hc3BsdXNjb20vc3BhbmlzaC9lcy9jaHJvbWUvbWljcm9zb2Z0X2V4Y2VsL2kvYTM5MWI1ODlkNjAzMzNhNmZlMmJjOTFlMDlkNzkyN2IvaWNpL25hL25hLzAvaW5zdGFsbGVyX21pY3Jvc29mdF9leGNlbF9TcGFuaXNoLmV4ZQ==&u=L2Rvd25sb2FkLnByb2dyYW1hc3BsdXMuY29tL2luc3RhbGxlcnMvb3V0LzAwMzE0MDAzMTUwMDMxNi9waWlkLTU1MDVjM2U3MmZiY2E4LjIxMjEwNzE4L2F4LzEvcHJvZ3JhbWFzcGx1c2NvbS9zcGFuaXNoL2VzL2Nocm9tZS9taWNyb3NvZnRfZXhjZWwvaS9hMzkxYjU4OWQ2MDMzM2E2ZmUyYmM5MWUwOWQ3OTI3Yi9pY2kvbmEvbmEvMC9pbnN0YWxsZXJfbWljcm9zb2Z0X2V4Y2VsX1NwYW5pc2guZXhl&r=2725344&aa=ax/1/programaspluscom//&EJ=38&NN=50&LB=74&CC=59&LI=93&JK=25&EB=0&HC=85&LJ=69&LM=24&s=

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