Analysis

  • max time kernel
    149s
  • max time network
    135s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    31/05/2026, 02:02

General

  • Target
    2026-05-31_b1eda90b35eb04638cf1698c2618de7d_cobalt-strike_icedid_luca-stealer_njrat_ryuk_satacom_stealc_vidar.exe
  • Size 646KB
  • Sample260531-cf75lsaw2k
  • SHA256 5eaa8e97cdbe30f4c106f06f5c8af76b93b1539f98ae1a4c5e96b97ef0e27e25
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Loads dropped DLL 3 IoCs
  • Stops running service(s) 4 TTPs
  • Drops file in System32 directory 4 IoCs
  • UPX packed file 12 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Windows directory 10 IoCs
  • Launches sc.exe 5 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 6 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Kills process with taskkill 1 IoCs
  • Modifies data under HKEY_USERS 64 IoCs
  • Runs ping.exe 1 TTPs 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-31_b1eda90b35eb04638cf1698c2618de7d_cobalt-strike_icedid_luca-stealer_njrat_ryuk_satacom_stealc_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-31_b1eda90b35eb04638cf1698c2618de7d_cobalt-strike_icedid_luca-stealer_njrat_ryuk_satacom_stealc_vidar.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:6028
    • C:\Windows\SYSTEM32\cmd.exe
      cmd /c sc stop msdtc | sc start msdtc
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3312
      • C:\Windows\system32\sc.exe
        sc stop msdtc
        3⤵
        • Launches sc.exe
        PID:3768
      • C:\Windows\system32\sc.exe
        sc start msdtc
        3⤵
        • Launches sc.exe
        PID:472
    • C:\Windows\SYSTEM32\cmd.exe
      cmd /c "for /f "tokens=2 delims=: " %i in ('sc queryex Schedule ^| findstr PID') do taskkill /PID %i /F "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:6064
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c sc queryex Schedule | findstr PID
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4600
        • C:\Windows\system32\sc.exe
          sc queryex Schedule
          4⤵
          • Launches sc.exe
          PID:5596
        • C:\Windows\system32\findstr.exe
          findstr PID
          4⤵
            PID:4020
        • C:\Windows\system32\taskkill.exe
          taskkill /PID 1208 /F
          3⤵
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:1096
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /c ping 127.0.0.1 && sc start Schedule
        2⤵
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:1732
        • C:\Windows\system32\PING.EXE
          ping 127.0.0.1
          3⤵
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:1084
        • C:\Windows\system32\sc.exe
          sc start Schedule
          3⤵
          • Launches sc.exe
          PID:5144
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /c ping 127.0.0.1 && del C:\Users\Admin\AppData\Local\Temp\2026-05-31_b1eda90b35eb04638cf1698c2618de7d_cobalt-strike_icedid_luca-stealer_njrat_ryuk_satacom_stealc_vidar.exe
        2⤵
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:5420
        • C:\Windows\system32\PING.EXE
          ping 127.0.0.1
          3⤵
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:3612
    • C:\Windows\System32\msdtc.exe
      C:\Windows\System32\msdtc.exe
      1⤵
      • Drops file in System32 directory
      • Drops file in Windows directory
      PID:5380
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:4808
    • C:\Windows\System32\msdtc.exe
      C:\Windows\System32\msdtc.exe
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Drops file in Windows directory
      • Modifies data under HKEY_USERS
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2124
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 && sc start msdtc
        2⤵
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:2376
        • C:\Windows\system32\PING.EXE
          ping 127.0.0.1
          3⤵
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:5396
        • C:\Windows\system32\sc.exe
          sc start msdtc
          3⤵
          • Launches sc.exe
          PID:4920
    • C:\Windows\System32\msdtc.exe
      C:\Windows\System32\msdtc.exe
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:4152

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          WptsExtensions.dll

          • Path C:\ProgramData\PRhkmz\Java\javapath\WptsExtensions.dll
          • Size 14.8MB
          • SHA256 13d2c0f2beacc2561c5a0879ddd5818ac1f9e435ede7aff1357dac5c97040dc1
          • MD5 SHA1 SHA512 SSDEEP TLSH

          o.dat

          • Path C:\ProgramData\o.dat
          • Size 1.0MB
          • SHA256 1fa6ed8116c3fb7a2e3c1803efca680dbc74e2753398853c514cfab9092079da
          • MD5 SHA1 SHA512 SSDEEP TLSH

          RGI454C.tmp

          • Path C:\Windows\SERVIC~1\NETWOR~1\AppData\Local\Temp\RGI454C.tmp
          • Size 24KB
          • SHA256 8d7e6cee70d6035c066b93143461d5f636e144373f5c46bc10a8935d306e0737
          • MD5 SHA1 SHA512 SSDEEP TLSH

          phqgoci.dat

          • Path C:\Windows\system32\phqgoci.dat
          • Size 2.7MB
          • SHA256 c6905aff6a046a09ed8606da995a545a078a8e3c145697e87481b25c42f40034
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/2124-18-0x00007FFE6F640000-0x00007FFE6F6A4000-memory.dmp

          memory/2124-61-0x0000025E610D0000-0x0000025E6158F000-memory.dmp

          memory/2124-63-0x00007FFE6F640000-0x00007FFE6F6A4000-memory.dmp

          memory/2124-32-0x00007FFE6F640000-0x00007FFE6F6A4000-memory.dmp

          memory/2124-34-0x0000025E60990000-0x0000025E609B0000-memory.dmp

          memory/2124-35-0x0000025E610D0000-0x0000025E6158F000-memory.dmp

          memory/2124-15-0x00007FFE6F640000-0x00007FFE6F6A4000-memory.dmp

          memory/4152-66-0x00007FFE6F640000-0x00007FFE6F6A4000-memory.dmp

          memory/4152-70-0x0000021D80000000-0x0000021D804BF000-memory.dmp

          memory/4152-72-0x0000021D80000000-0x0000021D804BF000-memory.dmp

          memory/4152-71-0x0000021D80000000-0x0000021D804BF000-memory.dmp

          memory/4152-69-0x0000021D80000000-0x0000021D804BF000-memory.dmp

          memory/4152-68-0x0000021D80000000-0x0000021D804BF000-memory.dmp

          memory/4152-75-0x00007FFE6F640000-0x00007FFE6F6A4000-memory.dmp

          memory/4152-81-0x0000021D80000000-0x0000021D804BF000-memory.dmp

          memory/4152-82-0x00007FFE6F640000-0x00007FFE6F6A4000-memory.dmp

          memory/4808-31-0x00007FFE6FB70000-0x00007FFE6FBCE000-memory.dmp

          memory/4808-16-0x00007FFE6FB70000-0x00007FFE6FBCE000-memory.dmp

          memory/4808-11-0x00007FFE6FB70000-0x00007FFE6FBCE000-memory.dmp