Analysis

  • max time kernel
    149s
  • max time network
    94s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    23/05/2026, 03:20

General

  • Target
    2026-05-23_a98163dd6c589ec729d64a57d9455736_akira_cobalt-strike_rusty-stealer_satacom.exe
  • Size 4.4MB
  • Sample260523-dv3n4sew21
  • SHA256 a313416a294f3e620b58365265dd2eb3743d40e3f744bc3f2c58ebd8bc08ed0a
  • 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
  • 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 WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-23_a98163dd6c589ec729d64a57d9455736_akira_cobalt-strike_rusty-stealer_satacom.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-23_a98163dd6c589ec729d64a57d9455736_akira_cobalt-strike_rusty-stealer_satacom.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:6036
    • 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\2026-05-23_a98163dd6c589ec729d64a57d9455736_akira_cobalt-strike_rusty-stealer_satacom.exe" & move "C:\Users\Admin\AppData\Local\Temp\2026-05-23_a98163dd6c589ec729d64a57d9455736_akira_cobalt-strike_rusty-stealer_satacom.tmp.exe" "C:\Users\Admin\AppData\Local\Temp\2026-05-23_a98163dd6c589ec729d64a57d9455736_akira_cobalt-strike_rusty-stealer_satacom.exe" & start "" "C:\Users\Admin\AppData\Local\Temp\2026-05-23_a98163dd6c589ec729d64a57d9455736_akira_cobalt-strike_rusty-stealer_satacom.exe"
      2⤵
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:3056
      • 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:2216
      • C:\Users\Admin\AppData\Local\Temp\2026-05-23_a98163dd6c589ec729d64a57d9455736_akira_cobalt-strike_rusty-stealer_satacom.exe
        "C:\Users\Admin\AppData\Local\Temp\2026-05-23_a98163dd6c589ec729d64a57d9455736_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
        PID:4000

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        .cw_mts

        • Path C:\Users\Admin\AppData\Local\.cw_mts
        • Size 10B
        • SHA256 73b1cf184fa91c6aa6bc8606d8dbd56605b1a366924edf707216e1a85ef48239
        • MD5 SHA1 SHA512

        2026-05-23_a98163dd6c589ec729d64a57d9455736_akira_cobalt-strike_rusty-stealer_satacom.tmp.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-05-23_a98163dd6c589ec729d64a57d9455736_akira_cobalt-strike_rusty-stealer_satacom.tmp.exe
        • Size 4.4MB
        • SHA256 e2c06e655cd71bb6c3c6c730c3277ee6a581c953ca5a7f2a0938d1f809074aec
        • MD5 SHA1 SHA512 SSDEEP TLSH