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installer_microsoft_office_english.exe

Onekit Internet

The application installer_microsoft_office_english.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.1aab801gfl.com and multiple other hosts.
Publisher:
Onekit Internet  (signed and verified)

MD5:
83cbbc2e59a186b3b7e8b134412e3294

SHA-1:
31c462cbed55689e3e8a710a3d3bb5831e3fee07

SHA-256:
bbf2563a651ac111c9845a1e93bab0fce8485a52646167c0fd8e16d5907f36a6

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 4:30:48 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.OnekitInternet.Bundler (M)
16.1.31.7

File size:
812.6 KB (832,128 bytes)

File type:
Executable application (Win32 EXE)

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

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

Digital Signature
Signed by:
Onekit Internet

Authority:
thawte, Inc.

Valid from:
3/4/2015 7:00:00 PM

Valid to:
3/4/2016 6:59:59 PM

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 5:52:12 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:zR7yzPKJ6tcnmoFB29yr1QCkaWXNheJfL0YtkvvZ084cn:N+b06mmaHr2aHtknZ0An

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...
 
[+]

Entropy:
7.9870

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file installer_microsoft_office_english.exe has been seen being distributed by the following 2 URLs.

http://dk.1aab801gfl.com/installers/axtan_installers/get.php?ik=ici&ua=chrome&ut=ebb848b5ec630e1ea483c3dedba16015&p=T0tTRU0=&x=L2hvbWUvZG93bl9jcm9ucy9wdWJsaWNfaHRtbC9pbnN0YWxsZXJzL291dC9vay8xL29rc2VtL2VuZ2xpc2gvdXMvY2hyb21lL21pY3Jvc29mdF9vZmZpY2UvZC9hMTNlNGE4MzYyMGFkMDBhZjc4MGJjMmUxZGMwMTViNC9pY2kvbmEvbmEvMC9pbnN0YWxsZXJfbWljcm9zb2Z0X29mZmljZV9FbmdsaXNoLmV4ZQ==&r=4184283&loop=1&redir=1&u=L2Rvd25sb2FkLm5hd2VydC5jb20vaW5zdGFsbGVycy9vdXQvMDAzMTMwMDMxNDAwMzE1L3BpaWQtNTUwNDRhOGMyOGRhZDkuNzE5MTA3MDQvb2svMS9va3NlbS9lbmdsaXNoL3VzL2Nocm9tZS9taWNyb3NvZnRfb2ZmaWNlL2QvYTEzZTRhODM2MjBhZDAwYWY3ODBiYzJlMWRjMDE1YjQvaWNpL25hL25hLzAvaW5zdGFsbGVyX21pY3Jvc29mdF9vZmZpY2VfRW5nbGlzaC5leGU=&aa=ok/1/oksem//&ID=42&JB=40&HN=48&MD=21&FG=13&DL=76&NJ=97&AE=96&IF=92&FD=94&s=

http://dk.1aab801gfl.com/installers/axtan_installers/get.php?ik=ici&ua=chrome&ut=ebb848b5ec630e1ea483c3dedba16015&r=3948817&redir=1&u=L2Rvd25sb2FkLm5hd2VydC5jb20vaW5zdGFsbGVycy9vdXQvMDAzMTMwMDMxNDAwMzE1L3BpaWQtNTUwNDRhOGMyOGRhZDkuNzE5MTA3MDQvb2svMS9va3NlbS9lbmdsaXNoL3VzL2Nocm9tZS9taWNyb3NvZnRfb2ZmaWNlL2QvYTEzZTRhODM2MjBhZDAwYWY3ODBiYzJlMWRjMDE1YjQvaWNpL25hL25hLzAvaW5zdGFsbGVyX21pY3Jvc29mdF9vZmZpY2VfRW5nbGlzaC5leGU=&x=L2hvbWUvZG93bl9jcm9ucy9wdWJsaWNfaHRtbC9pbnN0YWxsZXJzL291dC9vay8xL29rc2VtL2VuZ2xpc2gvdXMvY2hyb21lL21pY3Jvc29mdF9vZmZpY2UvZC9hMTNlNGE4MzYyMGFkMDBhZjc4MGJjMmUxZGMwMTViNC9pY2kvbmEvbmEvMC9pbnN0YWxsZXJfbWljcm9zb2Z0X29mZmljZV9FbmdsaXNoLmV4ZQ==&p=T0tTRU0=&loop=1&aa=ok/1/oksem//&HF=62&LL=93&JI=89&ML=83&CF=58&NC=95&DD=89&LM=30&AD=20&CK=23&s=

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