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02.21.15.tch0157400a.exe

TOSHIBA CORPORATION

This is a setup program which is used to install the application. The file has been seen being downloaded from cdgenp01.csd.toshiba.com and multiple other hosts.
Publisher:
TOSHIBA CORPORATION  (signed and verified)

MD5:
7d8f14817080874016c8a9ed09345b48

SHA-1:
b965dd0018c0f9545f352651a66aff2b52682451

SHA-256:
dbca0bd151752ac298f1d79870d86caae1d65d47e6bb06cdd2aa53af78f9efdc

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
8/11/2025 12:19:57 PM UTC  (today)

File size:
13.4 MB (14,099,576 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\ProgramData\toshiba\tss\plugins\swupdates\packages\ba32c8db-f098-4fd7-8b45-d813567dda3d\02.21.15.tch0157400a.exe

Digital Signature
Signed by:
TOSHIBA CORPORATION

Authority:
VeriSign, Inc.

Valid from:
3/16/2015 5:00:00 PM

Valid to:
4/7/2016 4:59:59 PM

Subject:
CN=TOSHIBA CORPORATION, OU=TOSHIBA CORPORATION, O=TOSHIBA CORPORATION, L="1-1 Shibaura, 1-chome, Minato-ku", S=Tokyo, C=JP

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
10A5ED306FFA97319DB8227CC10AF69C

File PE Metadata
Compilation timestamp:
3/20/2013 4:03:19 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
393216:LyRtFbu/pkMInto0EhyblHpjjk1s3j0spu:ubFbCaPRpzjk1uFI

Entry address:
0x8425

Entry point:
E8, 36, 19, 00, 00, E9, 17, FE, FF, FF, 55, 8B, EC, 81, EC, 28, 03, 00, 00, A3, B8, BD, 41, 00, 89, 0D, B4, BD, 41, 00, 89, 15, B0, BD, 41, 00, 89, 1D, AC, BD, 41, 00, 89, 35, A8, BD, 41, 00, 89, 3D, A4, BD, 41, 00, 66, 8C, 15, D0, BD, 41, 00, 66, 8C, 0D, C4, BD, 41, 00, 66, 8C, 1D, A0, BD, 41, 00, 66, 8C, 05, 9C, BD, 41, 00, 66, 8C, 25, 98, BD, 41, 00, 66, 8C, 2D, 94, BD, 41, 00, 9C, 8F, 05, C8, BD, 41, 00, 8B, 45, 00, A3, BC, BD, 41, 00, 8B, 45, 04, A3, C0, BD, 41, 00, 8D, 45, 08, A3, CC, BD, 41, 00, 8B...
 
[+]

Entropy:
7.9950  (probably packed)

Code size:
76 KB (77,824 bytes)

The file 02.21.15.tch0157400a.exe has been seen being distributed by the following 4 URLs.

http://cdgenp01.csd.toshiba.com/content/support/.../tch0157400a.exe

http://192.168.1.1:8181/http://cdgenp01.csd.toshiba.com/content/support/.../OS2015329C_TCH0157400A.exe

http://win10upgrade.blob.core.windows.net/.../TCH0157400A.exe

http://cdgenp01.csd.toshiba.com/content/support/.../OS2015329C_TCH0157400A.exe

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