st_mobile.dll file report

MD5 505e7b0a42bf2d237abdb678601f08f0
Latest seen 2021-01-02 00:17:20 (5 years ago)
First seen 2021-01-02 00:17:20 (5 years ago)
Size 3 MB
Product st_mobile
Signed by YY Inc.

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2021-01-02 00:17:20 (5 years ago); latest analysis 2021-01-02 00:17:20 (5 years ago).

Publisher context

Product metadata: st_mobile.

Digital signature

Signed by YY Inc.. The signature is reported as valid, but signed files can still be bundled or abused.

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.

st_mobile.dll is a Windows file recorded in the ThreatInfo database. It is associated with st_mobile. The current detection status is Undefined, based on the latest analysis from 2021-01-02 00:17:20 (5 years 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.

Product Name: st_mobile
MD5: 505e7b0a42bf2d237abdb678601f08f0
Size: 3 MB
First Published: 2021-01-02 00:17:20 (5 years ago)
Latest Published: 2021-01-02 00:17:20 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-01-02 00:17:20 (5 years ago)
Signed By: YY Inc.
Status: Valid

The signature on st_mobile.dll 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.

%appdata%\duowan\yy\yycomstore\2052\com.yy.friendar

ThreatInfo has observed st_mobile.dll 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.

100.0%

The strongest geographic signal for this file is Portugal with 100.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 10 100.0%

The most common operating system signal for st_mobile.dll is Windows 10 with 100.0% 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.

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

Subsystem: Windows CUI
PE Type: pe
OS Bitness: 32
Image Base: 0x10000000
Entry Address: 0x00291dfa

PE Sections:

Name Size of data MD5
.text 3255808 9c481a168413b6d3dad3a940945b7986
.rdata 335872 4d0fe5df752f537d2c2cd6bb851bb52b
.data 48640 19e063cc3677636e552fbee63d8ec0ac
_RDATA 3584 83a43156fde722ad99de96db282e9150
.rsrc 1536 f7f8ed38088651898b2af82492714378
.reloc 82944 47552bf450a5da7ad5771eded06936b6

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: