Overview
overview
7Static
static
3ByGoneChecker.exe
windows10-2004-x64
7ByGoneChecker.exe
windows11-ltsc_2024-x64
7$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...ls.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows11-ltsc_2024-x64
3LICENSES.c...m.html
windows10-2004-x64
3LICENSES.c...m.html
windows11-ltsc_2024-x64
3Zentra.exe
windows10-2004-x64
1Zentra.exe
windows11-ltsc_2024-x64
1d3dcompiler_47.dll
windows10-2004-x64
1ffmpeg.dll
windows10-2004-x64
1ffmpeg.dll
windows11-ltsc_2024-x64
1libEGL.dll
windows10-2004-x64
1libEGL.dll
windows11-ltsc_2024-x64
1libGLESv2.dll
windows10-2004-x64
1libGLESv2.dll
windows11-ltsc_2024-x64
1resources/app.js
windows10-2004-x64
3resources/app.js
windows11-ltsc_2024-x64
3resources/...rd.jar
windows10-2004-x64
1resources/...rd.jar
windows11-ltsc_2024-x64
1vk_swiftshader.dll
windows10-2004-x64
1vk_swiftshader.dll
windows11-ltsc_2024-x64
1vulkan-1.dll
windows10-2004-x64
1vulkan-1.dll
windows11-ltsc_2024-x64
1Analysis
- max time kernel
149s - max time network
160s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
10/08/2026, 00:02
Static task
static1
Behavioral task
behavioral1
Sample
ByGoneChecker.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
ByGoneChecker.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral7
Sample
LICENSES.chromium.html
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
LICENSES.chromium.html
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral9
Sample
Zentra.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
Zentra.exe
Resource
win11ltsc2024-20260710-en
Behavioral task
behavioral11
Sample
d3dcompiler_47.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral12
Sample
ffmpeg.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral13
Sample
ffmpeg.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral14
Sample
libEGL.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral15
Sample
libEGL.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral16
Sample
libGLESv2.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral17
Sample
libGLESv2.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral18
Sample
resources/app.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral19
Sample
resources/app.js
Resource
win11ltsc2024-20260710-en
Behavioral task
behavioral20
Sample
resources/guard/guard.jar
Resource
win10v2004-20260513-en
Behavioral task
behavioral21
Sample
resources/guard/guard.jar
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral22
Sample
vk_swiftshader.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral23
Sample
vk_swiftshader.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral24
Sample
vulkan-1.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral25
Sample
vulkan-1.dll
Resource
win11ltsc2024-20260709-en
General
- Target Zentra.exe
- Size 168.6MB
- Sample260810-abl1gaxfre
- SHA256 86fbdddec45311e3ef222db0f707b0734098f69131afd8f5448abfebc4b07689
- MD5 e8d77ac091a701b45b6586a67c2d3fed
- SHA1 0c931389cde4ac4d16b6a3ff76c3ade5fab11de0
- SHA512 bce982c8f0d545fee9f424da1c5468f390d9eff13c64b0d516e90b7b10fb80bdd3b5eca411a980f7adb64cc13d537a8f769a6ce490f521ffdfd0972752834256
- SSDEEP 1572864:KOhiqBPiJU33xaD1gWcdcMPEDCNCgDX0Bf+NNvTPQYhl49RIuKj53fHcTLNKJF96:kgmeNxNNZxqV
- TLSH T19B887B13F29651D8F09DD1B18B578236EA72B8460738A6DF2754172A2F77FE02B39B10
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2396 wrote to memory of 4412 2396 Zentra.exe 84 PID 2396 wrote to memory of 3872 2396 Zentra.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\Zentra.exe"C:\Users\Admin\AppData\Local\Temp\Zentra.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2396 -
C:\Users\Admin\AppData\Local\Temp\Zentra.exe"C:\Users\Admin\AppData\Local\Temp\Zentra.exe" --type=gpu-process --no-sandbox --user-data-dir="C:\Users\Admin\AppData\Roaming\zentra" --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1684 --field-trial-handle=1692,i,8152056295673079361,351348938434396125,262144 --enable-features=kWebSQLAccess --disable-features=SpareRendererForSitePerProcess,WinDelaySpellcheckServiceInit,WinRetrieveSuggestionsOnlyOnDemand --variations-seed-version /prefetch:22⤵PID:4412
-
-
C:\Users\Admin\AppData\Local\Temp\Zentra.exe"C:\Users\Admin\AppData\Local\Temp\Zentra.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-sandbox --user-data-dir="C:\Users\Admin\AppData\Roaming\zentra" --mojo-platform-channel-handle=1768 --field-trial-handle=1692,i,8152056295673079361,351348938434396125,262144 --enable-features=kWebSQLAccess --disable-features=SpareRendererForSitePerProcess,WinDelaySpellcheckServiceInit,WinRetrieveSuggestionsOnlyOnDemand --variations-seed-version /prefetch:82⤵PID:3872
-