Overview

overview

7

Static

static

5

f5642daca8...b2.exe

windows10-2004-x64

7

f5642daca8...b2.exe

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/09/2026, 15:31

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General

  • Target
    f5642daca82d0df7625b0822338aa1648d6d00cc6cca5ec27ae894452fe310b2.exe
  • Size 7.0MB
  • Sample260922-sydayshd29
  • SHA256 f5642daca82d0df7625b0822338aa1648d6d00cc6cca5ec27ae894452fe310b2
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
defense_evasiondiscoverypersistencespywaretrojan

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 7 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Contacts third-party web service commonly abused for C2 1 TTPs 6 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Detect suspicious telegram bot 4 IoCs

    Detect suspicious telegram bot.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Modifies system certificate store 2 TTPs 2 IoCs
    defense_evasionspywaretrojan
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f5642daca82d0df7625b0822338aa1648d6d00cc6cca5ec27ae894452fe310b2.exe
    "C:\Users\Admin\AppData\Local\Temp\f5642daca82d0df7625b0822338aa1648d6d00cc6cca5ec27ae894452fe310b2.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3204
    • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\UserSession.exe
      "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\UserSession.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1408
  • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\UserSession.exe
    "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\UserSession.exe"
    1⤵
    • Deletes itself
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5856
    • C:\Users\Admin\AppData\Local\Temp\SystemHost.exe
      "C:\Users\Admin\AppData\Local\Temp\SystemHost.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2012
  • C:\Users\Admin\AppData\Local\Temp\SystemHost.exe
    "C:\Users\Admin\AppData\Local\Temp\\SystemHost.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5272
    • C:\Users\Admin\AppData\Local\Temp\Diagnostics\UserSession.exe
      "C:\Users\Admin\AppData\Local\Temp\Diagnostics\UserSession.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:5160
  • C:\Users\Admin\AppData\Local\Temp\Diagnostics\UserSession.exe
    "C:\Users\Admin\AppData\Local\Temp\\Diagnostics\UserSession.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3240
    • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\UserSession.exe
      "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\UserSession.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2668

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        103621DE9CD5414CC2538780B4B75751
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\103621DE9CD5414CC2538780B4B75751
        • Size 808B
        • SHA256 3dd5ea8a14eb665ba6057d424f94e5e83757ffaab456578dbf038af04053b19e
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7
        • Size 313B
        • SHA256 1422d2722bc0fb5571340098faac4c367b48224c45605ba3cd51b41d0642de52
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Size 2KB
        • SHA256 85d181ca9e051a5dc18c00d9bdcebee2da02364bace2c2eea40dad49cd38784d
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        421EC2E1E0F47FC59DB99BB19E16DA88
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\421EC2E1E0F47FC59DB99BB19E16DA88
        • Size 279B
        • SHA256 3c37a5c742e0943081aedac0e2fd783f8c64d9bb014a4f71426445baa06e7aa9
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        49A7F8B8A2FD8A9E65352CD7C88B1D10
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\49A7F8B8A2FD8A9E65352CD7C88B1D10
        • Size 178KB
        • SHA256 f9cbc345b35dbed15edfc217354e8f055bc7b15cc1cf9893e15b6e85d21f3a13
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        892BD135CF0BA5A31C6B8A7554540845
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\892BD135CF0BA5A31C6B8A7554540845
        • Size 859B
        • SHA256 bd0b5869449079ef235b39dc3bcfec6967c028559898ee702aed1970ba0ac51e
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Size 2KB
        • SHA256 b759543292168682c15dff946aeda8e9342621665382acf3799aea8e0f28e33c
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        F15827BEC5BABE89C21DCDAE77464BF1
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F15827BEC5BABE89C21DCDAE77464BF1
        • Size 701B
        • SHA256 108dd34232a3088b45534933d0486409616a2bbad94fd8f7ab5991c01ff179b6
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        103621DE9CD5414CC2538780B4B75751
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751
        • Size 192B
        • SHA256 cce956312a698e8b06265e748696cd4e225354ea162a5894bf84b92c785481cc
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7
        • Size 488B
        • SHA256 2d1d89a86e645b576d57714a24be30ddae8a894d94e290236b38fa6b53e6e530
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Size 450B
        • SHA256 235bd628fb87a1a4648fbec29a7cfb41cf6b91750c70db809bcf240aa51b564f
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        421EC2E1E0F47FC59DB99BB19E16DA88
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\421EC2E1E0F47FC59DB99BB19E16DA88
        • Size 484B
        • SHA256 b960b6623ab70985fe546e44179d13e45287301ce0a677ab4363edc6960395e9
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        49A7F8B8A2FD8A9E65352CD7C88B1D10
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\49A7F8B8A2FD8A9E65352CD7C88B1D10
        • Size 248B
        • SHA256 551cbfe7d9a2155784857b219c38b200d7cf85ac527bb5191fca4d3b53d27998
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        892BD135CF0BA5A31C6B8A7554540845
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\892BD135CF0BA5A31C6B8A7554540845
        • Size 330B
        • SHA256 658ac160ccb68df810aa81c4a12c1af4c2aec0abc104ef45aa22e6d524c04ff9
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Size 474B
        • SHA256 b48c49fda4b93fa2d81a12fc35afdb3d1265ea34e6184adf53dd73527824cb9b
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        F15827BEC5BABE89C21DCDAE77464BF1
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F15827BEC5BABE89C21DCDAE77464BF1
        • Size 192B
        • SHA256 2c4516c3cd09e2c869037912dc4e10c0168679f7e81975dc6e98638612a57981
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        UserSession.exe
        • Path C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\UserSession.exe
        • Size 7.1MB
        • SHA256 13ea8a621e67cda435f72ad846ce94f92430c64bc730179c3dc4754b9bf16c90
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        UserSession.exe
        • Path C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\UserSession.exe
        • Size 7.4MB
        • SHA256 9d1bfba67daa09d07f01f8ce2cc378d831d219bea6f45deb7a357a0f2b458c2c
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        UserSession.exe
        • Path C:\Users\Admin\AppData\Local\Temp\Diagnostics\UserSession.exe
        • Size 7.3MB
        • SHA256 ba5dd4ecaf620db6a2a1edf2f5f574e38f77094d008a81763dbe5a91cb58aaf1
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        SystemHost.exe
        • Path C:\Users\Admin\AppData\Local\Temp\SystemHost.exe
        • Size 7.2MB
        • SHA256 61034e5603949e10075e2d8cef2a07d85656add65fe21c6cdf900389007f1ab1
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download