DT31F7.tmp file report

MD5 dba9a19752b52943a0850a7e19ac600a
Latest seen 2026-03-29 23:01:22 (a month ago)
First seen 2017-05-21 03:02:03 (8 years ago)
Size 89 KB
Publisher ShenZhen Xunlei Networking Technologies,LTD
Product Thunder7
Signed by ShenZhen Thunder Networking Technologies Ltd.

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-05-21 03:02:03 (8 years ago); latest analysis 2026-03-29 23:01:22 (a month ago).

Publisher context

Company metadata: ShenZhen Xunlei Networking Technologies,LTD. Product metadata: Thunder7.

Digital signature

Signed by ShenZhen Thunder Networking Technologies Ltd.. The signature is reported as valid, but signed files can still be bundled or abused.

Aliases

This hash has appeared under multiple file names, which can happen with repackaging, bundling, or deliberate renaming.

Observed locations

ThreatInfo has seen this file in user or system paths listed below. Unexpected locations increase the need for local verification.

Recommended action

What to do next

  1. Use the hash and metadata below to verify the exact file identity.
  2. Review publisher, signature, paths, and PE details for inconsistencies.
  3. Run a local scan if the file appears unexpectedly or starts with Windows.

File context

DT31F7.tmp is a Windows file recorded in the ThreatInfo database. It is associated with Thunder7. The reported company name is ShenZhen Xunlei Networking Technologies,LTD. The current detection status is Undefined, based on the latest analysis from 2026-03-29 23:01:22 (a month ago).

ThreatInfo does not have a final classification for this file yet. Use the technical details below to compare the hash, size, signature, and observed locations with the copy found on your device.

File Details

Product Name: Thunder7
Company Name: ShenZhen Xunlei Networking Technologies,LTD
MD5: dba9a19752b52943a0850a7e19ac600a
Size: 89 KB
First Published: 2017-05-21 03:02:03 (8 years ago)
Latest Published: 2026-03-29 23:01:22 (a month ago)
Status: Undefined (on last analysis)
Analysis Date: 2026-03-29 23:01:22 (a month ago)

Overview

Signed By: ShenZhen Thunder Networking Technologies Ltd.
Status: Valid

The signature on DT31F7.tmp is reported as valid. A valid signature helps confirm publisher identity, but it does not automatically make the file safe if the installer was bundled, abused, or downloaded from an untrusted source.

Common Places:

%appdata%\haiyuinst\plugins\download
%appdata%\downer\download
%appdata%\360se6\application\8.1.1.256\download
%localappdata%\ucbrowser\user data\thunder\1.0.0.0\download
%localappdata%\ucbrowser\user data_i18n\thunder\1.0.0.0\download
%programfiles%\ucbrowser\application\downloader\download
%programfiles%\ucbrowser\application\new\new_downloader\download
%programfiles%\leyoubox\download
%programfiles%\ucbrowser\application\5.6.11651.1013\update\0\remote\0_beta_package\downloader\download
%programfiles%\ucbrowser\application\5.0.1104.0\update\0\remote\0_beta_package\downloader\download

ThreatInfo has observed DT31F7.tmp in the locations listed above. Files found in temporary folders, user profile folders, startup locations, or unusual application directories should be reviewed more carefully than files installed under a known program directory.

File Names:

dl_peer_id.dll
dl_peer_id.dll.svn-base
DT31F7.tmp

This hash has been seen with multiple file names. Alternate names can appear when software is updated, copied between folders, packed by an installer, or deliberately renamed to avoid recognition. Compare the exact MD5 above before assuming two names refer to the same file.

Geography:

20.5%
8.6%
8.0%
6.5%
6.2%
4.1%
3.9%
3.5%
2.8%
2.6%
2.6%
2.1%
1.9%
1.5%
1.1%
1.0%
1.0%
1.0%
1.0%
0.9%
0.9%
0.8%
0.7%
0.6%
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0.5%
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0.1%
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The strongest geographic signal for this file is Vietnam with 20.5% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

OS Version:

Windows 10 44.7%
Windows 7 41.8%
Windows 8.1 8.8%
Windows XP 1.8%
Windows 8 1.6%
Windows Server 2012 R2 0.6%
Windows Server 2008 R2 0.3%
Windows Vista 0.2%
Windows Embedded 8.1 0.1%
Windows Server 2003 0.1%
Windows Server 2012 0.1%

The most common operating system signal for DT31F7.tmp is Windows 10 with 44.7% of observed hits. If your system differs from the common profile, check whether the file was introduced by a specific installer, archive, or removable device.

Analysis

DT31F7.tmp is identified as pe for 32 systems. The subsystem is Windows GUI. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.

Subsystem: Windows GUI
PE Type: pe
OS Bitness: 32
Image Base: 0x22790000
Entry Address: 0x0000a5c8

PE Sections:

Name Size of data MD5
.text 45056 295e6f9dc70e269335a4d57d6250cf45
.rdata 20480 d862d11a8ffbee1769bcb2dbd3022631
.data 4096 2a149f2d250b862734ffcb06646f7d00
.rsrc 4096 b9fc56931c1c80cfe7e5f50ac5446c05
.reloc 8192 eecb1b657966c08e8fc735d920617788

PE section names and hashes can reveal packing, injected resources, or unusual build artifacts. Sections with uncommon names, very large raw data, or hashes that differ from a trusted copy deserve additional review.

More information:

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