Analysis
- user interaction
yes - max time kernel
219s - max time network
203s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
23/08/2026, 04:27
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
viewbot/0x21 viewbot.exe
Resource
win10v2004-20260513-en
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
viewbot/0x21 viewbot.exe
Resource
win11ltsc2024-20260709-en
2 signatures
150 seconds
Behavioral task
behavioral3
Sample
viewbot/main.js
Resource
win10v2004-20260513-en
1 signatures
150 seconds
Behavioral task
behavioral4
Sample
viewbot/main.js
Resource
win11ltsc2024-20260709-en
1 signatures
150 seconds
General
- Target viewbot/0x21 viewbot.exe
- Size 9.5MB
- Sample260823-e3lagaxwbx
- SHA256 056411a3ef1c584491bca1cc670b0218a91b1312676f2931f8d10532141cfdcd
- MD5 e9f16db0958b3ebbbfa466a40e0446ee
- SHA1 137d68857cc0d4cc6aa16e83660c9f472d70cf55
- SHA512 c1d40d988fa54c4748855a79dd8dfd470245e24fe10dd09d165ec3184b6c076fb8851bce8b57c88590197c96ae34fa73f2a9e3acc89cafe622e9741d0e59a4e7
- SSDEEP 98304:PIv05w/L4VC1hdb0EXrJ2WGILcdYJCZxFie3q47c3byuZ:PfS1h712tILcd5NieB7Ub
- TLSH T174A67B03EC6514E9C1AEA2748AB39262BB757C480B3227D32B90F6347E77BD06D79354
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10
Malware Config
Signatures
- Executes a command shell one-liner 1 TTPs 5 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 2648 cmd.exe 1136 cmd.exe 3932 cmd.exe 3468 cmd.exe 364 cmd.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2716 wrote to memory of 3468 2716 0x21 viewbot.exe 89 PID 2716 wrote to memory of 364 2716 0x21 viewbot.exe 98 PID 2716 wrote to memory of 2648 2716 0x21 viewbot.exe 112 PID 2716 wrote to memory of 1136 2716 0x21 viewbot.exe 113 PID 2716 wrote to memory of 3932 2716 0x21 viewbot.exe 114
Processes
-
C:\Users\Admin\AppData\Local\Temp\viewbot\0x21 viewbot.exe"C:\Users\Admin\AppData\Local\Temp\viewbot\0x21 viewbot.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2716 -
C:\Windows\system32\cmd.execmd /c cls2⤵
- Executes a command shell one-liner
PID:3468
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C:\Windows\system32\cmd.execmd /c cls2⤵
- Executes a command shell one-liner
PID:364
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C:\Windows\system32\cmd.execmd /c cls2⤵
- Executes a command shell one-liner
PID:2648
-
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C:\Windows\system32\cmd.execmd /c cls2⤵
- Executes a command shell one-liner
PID:1136
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C:\Windows\system32\cmd.execmd /c cls2⤵
- Executes a command shell one-liner
PID:3932
-