Analysis

  • max time kernel
    105s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250313-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/04/2025, 00:27

General

  • Target

    2025-03-31_7b1d333ad07a1743b3454bd913643fba_black-basta_cobalt-strike_coinminer_satacom_zxxz.exe

  • Size

    33.7MB

  • MD5

    7b1d333ad07a1743b3454bd913643fba

  • SHA1

    15ec262332264532b5f06f52960b998b9a472f51

  • SHA256

    1eb3184557e9800d48f23152899072aa4e53bb72141c9af3acf0be7472dff165

  • SHA512

    de78780b4a8a62ec8889d0bd22b3de61f70809dd8a3d44fe511b03933a760256f37d66cda99b3425d99ade2e4ca2e117be22d8e3a7a737764ef0e4b6eab75def

  • SSDEEP

    393216:d76L6otUitqtH7wHtXq2pt2jbOCacCFIK0fpP9HF4VW8yfYnVQx4urYsANulL7Np:d0LoCOn+2Ys4urYDNulLBiu1

Malware Config

Signatures

  • StormKitty

    StormKitty is an open source info stealer written in C#.

  • StormKitty payload 2 IoCs
  • Stormkitty family
  • Uses browser remote debugging 2 TTPs 5 IoCs

    Can be used control the browser and steal sensitive information such as credentials and session cookies.

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • 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.

  • System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 2 IoCs

    Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 27 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-03-31_7b1d333ad07a1743b3454bd913643fba_black-basta_cobalt-strike_coinminer_satacom_zxxz.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-03-31_7b1d333ad07a1743b3454bd913643fba_black-basta_cobalt-strike_coinminer_satacom_zxxz.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2260
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /d /s /c "C:\Users\Admin\AppData\Local\Temp\decrypted_executable.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1236
      • C:\Users\Admin\AppData\Local\Temp\decrypted_executable.exe
        C:\Users\Admin\AppData\Local\Temp\decrypted_executable.exe
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        • outlook_office_path
        • outlook_win_path
        PID:5588
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Wi-Fi Discovery
          • Suspicious use of WriteProcessMemory
          PID:4876
          • C:\Windows\SysWOW64\chcp.com
            chcp 65001
            5⤵
            • System Location Discovery: System Language Discovery
            PID:2960
          • C:\Windows\SysWOW64\netsh.exe
            netsh wlan show profile
            5⤵
            • Event Triggered Execution: Netsh Helper DLL
            • System Location Discovery: System Language Discovery
            • System Network Configuration Discovery: Wi-Fi Discovery
            PID:4964
          • C:\Windows\SysWOW64\findstr.exe
            findstr All
            5⤵
            • System Location Discovery: System Language Discovery
            PID:4864
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /C chcp 65001 && netsh wlan show networks mode=bssid
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4836
          • C:\Windows\SysWOW64\chcp.com
            chcp 65001
            5⤵
            • System Location Discovery: System Language Discovery
            PID:1744
          • C:\Windows\SysWOW64\netsh.exe
            netsh wlan show networks mode=bssid
            5⤵
            • Event Triggered Execution: Netsh Helper DLL
            • System Location Discovery: System Language Discovery
            PID:5828
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --window-position=-2400,-2400 --remote-debugging-port=9222 --profile-directory="Default"
          4⤵
          • Uses browser remote debugging
          • Enumerates system info in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:2196
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=133.0.6943.60 --initial-client-data=0xf8,0xfc,0x100,0xd4,0x104,0x7ffdfdb1dcf8,0x7ffdfdb1dd04,0x7ffdfdb1dd10
            5⤵
              PID:1192
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --string-annotations --field-trial-handle=2088,i,8910880547712075054,18194442017396800447,262144 --variations-seed-version=20250312-184628.452000 --mojo-platform-channel-handle=2120 /prefetch:3
              5⤵
                PID:1992
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --string-annotations --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --field-trial-handle=2084,i,8910880547712075054,18194442017396800447,262144 --variations-seed-version=20250312-184628.452000 --mojo-platform-channel-handle=2080 /prefetch:2
                5⤵
                  PID:2480
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --string-annotations --field-trial-handle=2460,i,8910880547712075054,18194442017396800447,262144 --variations-seed-version=20250312-184628.452000 --mojo-platform-channel-handle=2620 /prefetch:8
                  5⤵
                    PID:5900
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --enable-dinosaur-easter-egg-alt-images --remote-debugging-port=9222 --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3200,i,8910880547712075054,18194442017396800447,262144 --variations-seed-version=20250312-184628.452000 --mojo-platform-channel-handle=3276 /prefetch:1
                    5⤵
                    • Uses browser remote debugging
                    PID:4448
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --enable-dinosaur-easter-egg-alt-images --remote-debugging-port=9222 --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3192,i,8910880547712075054,18194442017396800447,262144 --variations-seed-version=20250312-184628.452000 --mojo-platform-channel-handle=3256 /prefetch:1
                    5⤵
                    • Uses browser remote debugging
                    PID:3184
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --extension-process --enable-dinosaur-easter-egg-alt-images --remote-debugging-port=9222 --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --field-trial-handle=4292,i,8910880547712075054,18194442017396800447,262144 --variations-seed-version=20250312-184628.452000 --mojo-platform-channel-handle=4356 /prefetch:2
                    5⤵
                    • Uses browser remote debugging
                    PID:1500
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --enable-dinosaur-easter-egg-alt-images --remote-debugging-port=9222 --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --field-trial-handle=4912,i,8910880547712075054,18194442017396800447,262144 --variations-seed-version=20250312-184628.452000 --mojo-platform-channel-handle=4864 /prefetch:1
                    5⤵
                    • Uses browser remote debugging
                    PID:3964
          • C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe
            "C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe"
            1⤵
              PID:5660

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports

              Filesize

              2B

              MD5

              d751713988987e9331980363e24189ce

              SHA1

              97d170e1550eee4afc0af065b78cda302a97674c

              SHA256

              4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

              SHA512

              b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

              Filesize

              79KB

              MD5

              6d8a7a6dc58e410483fc68ae69bd1ebe

              SHA1

              e8bb24660f7ff464174c6974bfc8d35cf3a9e909

              SHA256

              a89012c70010a8d842494471bb2e0d4980696121d798431584bc7a8bb65e5f75

              SHA512

              acd27f3ff552f3c144356005cca1506f5ee3eaa16843665100332f7ba7eeb8cdb445783b86bc9f358601f274f6ba88b1805d2cc3cbf01154ef20e3b219e9860c

            • C:\Users\Admin\AppData\Local\Temp\212.102.63.147\Browsers\Firefox\FirefoxBookmarks.txt

              Filesize

              81B

              MD5

              ea511fc534efd031f852fcf490b76104

              SHA1

              573e5fa397bc953df5422abbeb1a52bf94f7cf00

              SHA256

              e5fe7f327ae62df007bd1117aa7f522dbbcd371ec67953f66d786424cb1d7995

              SHA512

              f7d8e575a2332b0fbd491b5e092b7ed6b0942a5165557fcc5d215d873b05103aa6ba01843133871c1c7ac81b10182a15895be49885c98d1a379dd55f88004fae

            • C:\Users\Admin\AppData\Local\Temp\212.102.63.147\System\Process.txt

              Filesize

              4KB

              MD5

              e63414c810e6a671bc0d07d75d8df8d8

              SHA1

              3bf4312b34ab4e7c101b1e98a4cf84a3116367f0

              SHA256

              0ac2e1b8c3498568eeba39f4866d1533d6ddf4bcf82f86791debac14a113fea7

              SHA512

              7115199057cecf053f2f8eec198255756c07a943e11b3ad56f4e3e2c09736686357f820b25941f2ee3b6154af1f2296b33891b50db1ec4cb75920a3da8b14d24

            • C:\Users\Admin\AppData\Local\Temp\decrypted_executable.exe

              Filesize

              250KB

              MD5

              5062cb0c64105d226c7979debd376ce9

              SHA1

              69b2366cbfed60be7b1dda090780d5442549adff

              SHA256

              675719fd6ac37bedc300a6367f68d4a26b7f4f9d5302a033a41ffac4b0eddaa7

              SHA512

              58d2bba3a2c887650dff1e8d16ccd4fc34212c195fce3227da01e7332cab8fabcb3ba3faf4753849337150ea3e7f897216a6402bcd2f7556d08bdeb210c828a8

            • memory/5588-8-0x0000000005220000-0x00000000053E2000-memory.dmp

              Filesize

              1.8MB

            • memory/5588-11-0x0000000006800000-0x0000000006866000-memory.dmp

              Filesize

              408KB

            • memory/5588-12-0x0000000006C70000-0x0000000006D02000-memory.dmp

              Filesize

              584KB

            • memory/5588-96-0x0000000007700000-0x0000000007CA4000-memory.dmp

              Filesize

              5.6MB

            • memory/5588-10-0x0000000006160000-0x000000000668C000-memory.dmp

              Filesize

              5.2MB

            • memory/5588-9-0x0000000074930000-0x00000000750E0000-memory.dmp

              Filesize

              7.7MB

            • memory/5588-7-0x0000000005030000-0x0000000005042000-memory.dmp

              Filesize

              72KB

            • memory/5588-6-0x00000000006F0000-0x0000000000734000-memory.dmp

              Filesize

              272KB

            • memory/5588-5-0x000000007493E000-0x000000007493F000-memory.dmp

              Filesize

              4KB

            • memory/5588-192-0x000000007493E000-0x000000007493F000-memory.dmp

              Filesize

              4KB

            • memory/5588-212-0x0000000074930000-0x00000000750E0000-memory.dmp

              Filesize

              7.7MB

            • memory/5588-232-0x0000000074930000-0x00000000750E0000-memory.dmp

              Filesize

              7.7MB