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sputnik_bundle.exe

Sputnik

The application sputnik_bundle.exe by Sputnik 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 rttr2.zaycev.net and multiple other hosts.
Publisher:
Sputnik  (signed and verified)

MD5:
77fac88ad67fd7535af81731c75d505d

SHA-1:
44cb96b92e6e3153fbc6079caa1c33a10d1e3b52

SHA-256:
7c3a21cdef0ad92059de87a6c2810ed361741b2a33841ffd4e1418bb80ff66b6

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/15/2024 7:38:27 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Sputnik (M)
16.11.21.21

File size:
526.6 KB (539,272 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Sputnik

Authority:
thawte, Inc.

Valid from:
3/20/2015 3:00:00 AM

Valid to:
3/20/2016 2:59:59 AM

Subject:
CN=Sputnik, O=Sputnik, L=Moscow, S=Moscow, C=RU

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

Serial number:
1271957F7456907E0D8CD143EF7463B4

File PE Metadata
Compilation timestamp:
12/4/2015 11:32:29 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:epOCoJtk1/p0oIcb4E6MxRIHk0bNRtS888888888888W88888888888W1:Iiy1/pJIcb4vMxRIEwRtn1

Entry address:
0x6AF40

Entry point:
55, 8B, EC, 83, C4, EC, 53, 33, C0, 89, 45, EC, B8, 10, 5E, 46, 00, E8, DA, F1, F9, FF, 33, C0, 55, 68, B2, AF, 46, 00, 64, FF, 30, 64, 89, 20, E8, 17, AE, FF, FF, E8, 0A, 67, FF, FF, E8, 1D, 82, FA, FF, 8B, D8, 8B, C3, E8, C0, 67, FF, FF, 8D, 55, EC, 8B, C3, E8, F6, 82, FA, FF, 8B, 45, EC, E8, 52, 94, FE, FF, 8B, C3, E8, 3F, 74, FF, FF, 8B, C3, E8, 4C, 01, FA, FF, 33, C0, 5A, 59, 59, 64, 89, 10, 68, B9, AF, 46, 00, 8D, 45, EC, E8, E3, BA, F9, FF, C3, E9, 95, A6, F9, FF, EB, F0, 5B, E8, 5D, AD, F9, FF, 90...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
423.5 KB (433,664 bytes)

The file sputnik_bundle.exe has been seen being distributed by the following 12 URLs.

http://rttr2.zaycev.net/click?is=r-riXmPkgFtIMCmw_kd34G05TaKLmVSiR9PIFETFl1rbZxKytujE61CO2JxOI5NrUoiYC_BtcCKxbLovYDZVi2G8vrApfz2kD0befxWC0QyzbmHDx-HMnwQweNuFx-WhbsD9u7CoOqixF4h-8H0e6G6LjCzkBpRw7jgysurBSP8g44FFs_oerOVyRL7LdPVJKQvuw13zoL_6qMKKgnILxyiQ9Js

http://jabbersoft.ru/.../setup_build103.exe

http://sb.sftwr.ru/sputnik_bundle_sb.exe

http://cdn.browser-sputnik.ru/browser/.../sputnik_build103.exe

http://sputnikdistr.ru/.../sputnik_build26.exe

http://cdn.browser-sputnik.ru/browser/.../sputnik_build62.exe

http://sputnikdistr.ru/downloads/.../sputnik_bundle.exe

http://sputnikdistr.ru/.../get_installer?utm_content=1&utm_source=c32&utm_campaign=bcpi&subid=1&pid=2667&utm_medium=landing

http://bp.sftwr.ru/sputnik_bundle_bp.exe

http://sputnikdistr.ru/.../get_installer?utm_medium=cpi_link&utm_content=direct_link&utm_source=c32&utm_campaign=cpi1&subid=1&pid=2630

http://download.installpack.ru/sputnik_bundle.exe

http://sb.sftwr.ru/sputnik_bundle.exe

The executing file has been seen to make the following network communication in live environments.

TCP (HTTP):
Connects to a23-37-37-163.deploy.static.akamaitechnologies.com  (23.37.37.163:80)

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