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startdownload.exe

Closed Joint-Stock Company

The application startdownload.exe by Closed Joint-Stock Company has been detected as adware by 5 anti-malware scanners. The file has been seen being downloaded from amazingthingz.net and multiple other hosts.
Publisher:
Closed Joint-Stock Company   (signed and verified)

MD5:
2614f55096b586fe699c1bceca575576

SHA-1:
2343977150bc47a13bd71b25535cf1904ce9d1eb

SHA-256:
785c16a8fe6cda013384de1e447475010f009d280ba097c63f9b72532a699972

Scanner detections:
5 / 68

Status:
Adware

Analysis date:
12/28/2024 6:35:01 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Malware-gen
2014.9-140320

AVG
Win32/DH
2015.0.3529

Dr.Web
Adware.Downware.2343
9.0.1.083

herdProtect (fuzzy)
variant of big.brother.canada.s02e05a.main.show.hdtv.x264-cbm.exe (Adware)
2014.5.15.3

Reason Heuristics
PUP.ClosedJointStockCompany.N
14.3.20.14

File size:
2.2 MB (2,280,608 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Closed Joint-Stock Company

Authority:
COMODO CA Limited

Valid from:
9/10/2013 6:00:00 PM

Valid to:
9/10/2016 5:59:59 PM

Subject:
CN="Closed Joint-Stock Company ""V.X. Technocom", O="Closed Joint-Stock Company ""V.X. Technocom", STREET="Staromonetnyi per. 14, bld. 2", L=Moscow, S=Moscow, PostalCode=119180, C=RU

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
422C9081573539C78689D8F203970268

File PE Metadata
Compilation timestamp:
3/4/2014 12:21:33 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:8FxXMEXzgMOBBcSym1N+PicYH4GDudmsn14mBFgcma4QorNzd83x/RgRO8DuFmHY:8G2SX+Pi3YhQc14RA4QorHoZdv4y4mQm

Entry address:
0xA7C48

Entry point:
55, 8B, EC, 83, C4, F0, B8, 40, 16, 4A, 00, E8, B0, 22, F6, FF, A1, FC, A0, 4A, 00, 8B, 00, E8, C0, 71, FF, FF, A1, FC, A0, 4A, 00, 8B, 00, B2, 01, E8, EE, 8E, FF, FF, A1, FC, A0, 4A, 00, 8B, 00, BA, B8, 7C, 4A, 00, E8, BD, 6B, FF, FF, 8B, 0D, E8, 9E, 4A, 00, A1, FC, A0, 4A, 00, 8B, 00, 8B, 15, CC, 0F, 4A, 00, E8, A1, 71, FF, FF, A1, FC, A0, 4A, 00, 8B, 00, E8, E5, 72, FF, FF, E8, D4, E1, F5, FF, B0, 04, 02, 00, FF, FF, FF, FF, 02, 00, 00, 00, 53, 00, 49, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
6.7767

Developed / compiled with:
Microsoft Visual C++

Code size:
664 KB (679,936 bytes)

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

http://amazingthingz.net/.../index.php?channel=7280

http://amazingthingz.net/.../index.php?channel=7272

http://getprivate.net/.../StartDownload.exe

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