Analysis

  • max time kernel
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    31/07/2026, 03:10

General

  • Target
    2026-07-31_4ef9a210728bfd3478a6370ee8b29854_akira_cobalt-strike_rusty-stealer_satacom.exe
  • Size 4.4MB
  • Sample260731-dpep4abh33
  • SHA256 340234c0fd00c84e3bc0880e626049287a241f850c5a661a853d6f18703a8f89
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables referencing many IR and analysis tools 1 IoCs
  • Enumerates VirtualBox registry keys 2 TTPs 1 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Looks for VMWare services registry key. 1 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-31_4ef9a210728bfd3478a6370ee8b29854_akira_cobalt-strike_rusty-stealer_satacom.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-31_4ef9a210728bfd3478a6370ee8b29854_akira_cobalt-strike_rusty-stealer_satacom.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4152
    • C:\Windows\system32\cmd.exe
      "cmd.exe" /C ping 127.0.0.1 -n 2 -w 500 >nul & del /f /q "C:\Users\Admin\AppData\Local\Temp\2026-07-31_4ef9a210728bfd3478a6370ee8b29854_akira_cobalt-strike_rusty-stealer_satacom.exe" & move "C:\Users\Admin\AppData\Local\Temp\2026-07-31_4ef9a210728bfd3478a6370ee8b29854_akira_cobalt-strike_rusty-stealer_satacom.tmp.exe" "C:\Users\Admin\AppData\Local\Temp\2026-07-31_4ef9a210728bfd3478a6370ee8b29854_akira_cobalt-strike_rusty-stealer_satacom.exe" & start "" "C:\Users\Admin\AppData\Local\Temp\2026-07-31_4ef9a210728bfd3478a6370ee8b29854_akira_cobalt-strike_rusty-stealer_satacom.exe"
      2⤵
      • Executes a command shell one-liner
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:2084
      • C:\Windows\system32\PING.EXE
        ping 127.0.0.1 -n 2 -w 500
        3⤵
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:3552
      • C:\Users\Admin\AppData\Local\Temp\2026-07-31_4ef9a210728bfd3478a6370ee8b29854_akira_cobalt-strike_rusty-stealer_satacom.exe
        "C:\Users\Admin\AppData\Local\Temp\2026-07-31_4ef9a210728bfd3478a6370ee8b29854_akira_cobalt-strike_rusty-stealer_satacom.exe"
        3⤵
        • Enumerates VirtualBox registry keys
        • Looks for VirtualBox Guest Additions in registry
        • Looks for VMWare Tools registry key
        • Looks for VMWare services registry key.
        • Executes dropped EXE
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4476

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        .cw_mts

        • Path C:\Users\Admin\AppData\Local\.cw_mts
        • Size 10B
        • SHA256 65900dadfe266ce199b4ca0b58b54f73cc5c19a99213a7af1f6c30ba6c106b4f
        • MD5 SHA1 SHA512

        2026-07-31_4ef9a210728bfd3478a6370ee8b29854_akira_cobalt-strike_rusty-stealer_satacom.tmp.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-07-31_4ef9a210728bfd3478a6370ee8b29854_akira_cobalt-strike_rusty-stealer_satacom.tmp.exe
        • Size 4.4MB
        • SHA256 2a92c56b89882e741735455ff049a424e59a369b346d34a5cab7216b4427e1cb
        • MD5 SHA1 SHA512 SSDEEP TLSH