Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    25-09-2024 19:06

General

  • Target

    Z-Launcher-GPS5.exe

  • Size

    1.6MB

  • MD5

    e6db71cc80920480219f16c0c54013c7

  • SHA1

    4c7370868e5187d5d017c69df552dd809b76c1a2

  • SHA256

    5b9a78809c6718019832322023e94982761032adb51e1a44ba139d4f63369542

  • SHA512

    0b229b4b3e2cac3cd25748af0cbcc37840825b2d4f9d098e97e183f2f763fe240d0df89ef98a8c19c32e4cee61145d9e6f478598b6598384b6035ab714ebce55

  • SSDEEP

    49152:TkTq24GjdGSiqkqXfd+/9AqYanieKdsfM:T1EjdGSiqkqXf0FLYWC

Malware Config

Extracted

Family

stealerium

C2

https://discord.com/api/webhooks/1279142597218013264/8mlljrcp8pu-na1Kxr-pwaQv-IeIN4qXz3iwqKTXrY-DPCA89wjqOAQeRKn7qMqu3BR6

Signatures

  • Stealerium

    An open source info stealer written in C# first seen in May 2022.

  • 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
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Looks up external IP address via web service 1 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.

  • Program crash 1 IoCs
  • 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.

  • Suspicious behavior: EnumeratesProcesses 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 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\Z-Launcher-GPS5.exe
    "C:\Users\Admin\AppData\Local\Temp\Z-Launcher-GPS5.exe"
    1⤵
    • 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:4092
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Wi-Fi Discovery
      • Suspicious use of WriteProcessMemory
      PID:244
      • C:\Windows\SysWOW64\chcp.com
        chcp 65001
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4916
      • C:\Windows\SysWOW64\netsh.exe
        netsh wlan show profile
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Wi-Fi Discovery
        PID:236
      • C:\Windows\SysWOW64\findstr.exe
        findstr All
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3552
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C chcp 65001 && netsh wlan show networks mode=bssid
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3068
      • C:\Windows\SysWOW64\chcp.com
        chcp 65001
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2668
      • C:\Windows\SysWOW64\netsh.exe
        netsh wlan show networks mode=bssid
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:2296
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4092 -s 3112
      2⤵
      • Program crash
      PID:5032
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3360
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4092 -ip 4092
    1⤵
      PID:2340
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:2296
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7ffb8fa23cb8,0x7ffb8fa23cc8,0x7ffb8fa23cd8
        2⤵
          PID:760
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1892,2762065317142047406,3564240499487482783,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1872 /prefetch:2
          2⤵
            PID:4692
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1892,2762065317142047406,3564240499487482783,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2288 /prefetch:3
            2⤵
              PID:332
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1892,2762065317142047406,3564240499487482783,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2500 /prefetch:8
              2⤵
                PID:1664
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,2762065317142047406,3564240499487482783,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3260 /prefetch:1
                2⤵
                  PID:2196
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,2762065317142047406,3564240499487482783,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3296 /prefetch:1
                  2⤵
                    PID:4324
                • C:\Windows\System32\CompPkgSrv.exe
                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                  1⤵
                    PID:2056
                  • C:\Windows\System32\CompPkgSrv.exe
                    C:\Windows\System32\CompPkgSrv.exe -Embedding
                    1⤵
                      PID:2276

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

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                    Downloads

                    • C:\Users\Admin\AppData\Local\3afd5cae877a40a96c9af4bf467f92c6\Admin@WMCTSIEG_en-US\Browsers\Firefox\Bookmarks.txt

                      Filesize

                      105B

                      MD5

                      2e9d094dda5cdc3ce6519f75943a4ff4

                      SHA1

                      5d989b4ac8b699781681fe75ed9ef98191a5096c

                      SHA256

                      c84c98bbf5e0ef9c8d0708b5d60c5bb656b7d6be5135d7f7a8d25557e08cf142

                      SHA512

                      d1f7eed00959e902bdb2125b91721460d3ff99f3bdfc1f2a343d4f58e8d4e5e5a06c0c6cdc0379211c94510f7c00d7a8b34fa7d0ca0c3d54cbbe878f1e9812b7

                    • C:\Users\Admin\AppData\Local\3afd5cae877a40a96c9af4bf467f92c6\Admin@WMCTSIEG_en-US\Directories\OneDrive.txt

                      Filesize

                      25B

                      MD5

                      966247eb3ee749e21597d73c4176bd52

                      SHA1

                      1e9e63c2872cef8f015d4b888eb9f81b00a35c79

                      SHA256

                      8ddfc481b1b6ae30815ecce8a73755862f24b3bb7fdebdbf099e037d53eb082e

                      SHA512

                      bd30aec68c070e86e3dec787ed26dd3d6b7d33d83e43cb2d50f9e2cff779fee4c96afbbe170443bd62874073a844beb29a69b10c72c54d7d444a8d86cfd7b5aa

                    • C:\Users\Admin\AppData\Local\3afd5cae877a40a96c9af4bf467f92c6\Admin@WMCTSIEG_en-US\Directories\Startup.txt

                      Filesize

                      24B

                      MD5

                      68c93da4981d591704cea7b71cebfb97

                      SHA1

                      fd0f8d97463cd33892cc828b4ad04e03fc014fa6

                      SHA256

                      889ed51f9c16a4b989bda57957d3e132b1a9c117ee84e208207f2fa208a59483

                      SHA512

                      63455c726b55f2d4de87147a75ff04f2daa35278183969ccf185d23707840dd84363bec20d4e8c56252196ce555001ca0e61b3f4887d27577081fdef9e946402

                    • C:\Users\Admin\AppData\Local\3afd5cae877a40a96c9af4bf467f92c6\Admin@WMCTSIEG_en-US\Directories\Videos.txt

                      Filesize

                      23B

                      MD5

                      1fddbf1169b6c75898b86e7e24bc7c1f

                      SHA1

                      d2091060cb5191ff70eb99c0088c182e80c20f8c

                      SHA256

                      a67aa329b7d878de61671e18cd2f4b011d11cbac67ea779818c6dafad2d70733

                      SHA512

                      20bfeafde7fec1753fef59de467bd4a3dd7fe627e8c44e95fe62b065a5768c4508e886ec5d898e911a28cf6365f455c9ab1ebe2386d17a76f53037f99061fd4d

                    • C:\Users\Admin\AppData\Local\3afd5cae877a40a96c9af4bf467f92c6\Admin@WMCTSIEG_en-US\System\Apps.txt

                      Filesize

                      4KB

                      MD5

                      b0caa8e013e8dd9d3d62df35ce41e87a

                      SHA1

                      0c16a6183b29c5974698a6afe2a1e7f4644ddf2f

                      SHA256

                      2071ba0d1e2a3a0b2f5442085832b0c84f1463b80624d84f67fde018ad777ec1

                      SHA512

                      86a0f914b1a9fcff966b8ab16c2b6115e4cf2aa472a24f51aecd94ee4da328b5e6ec03e27e4501c914437546823b31b3b6b35917ec47228a32017f2fdb571a6b

                    • C:\Users\Admin\AppData\Local\3afd5cae877a40a96c9af4bf467f92c6\Admin@WMCTSIEG_en-US\System\Debug.txt

                      Filesize

                      1KB

                      MD5

                      ab5391791164ab6a2cc00e91673a4e6f

                      SHA1

                      0c71303ca0cdafe3e02724d5ca26124195d38299

                      SHA256

                      73dc4a591388de0a06db7a0a6a0897372d2db307675b84bcff6c7d0bd2bc87be

                      SHA512

                      e303bff0b8c16abe5c48496d37340bb9a9e68c9c22824e217a85f42dd6e0e56691163e9d45263c78cf096ed8f3d587ae267d81340cff45da7c4977cdb3aaf470

                    • C:\Users\Admin\AppData\Local\3afd5cae877a40a96c9af4bf467f92c6\Admin@WMCTSIEG_en-US\System\Process.txt

                      Filesize

                      4KB

                      MD5

                      f4b5bb74a0023a69a6e28cda04059705

                      SHA1

                      b3c072e95de2b4f8e8b382565f7a67dd618545b0

                      SHA256

                      bd5198d93f5cf18fe499126d58a38f4fc63d70829671064505238b7c6ae51381

                      SHA512

                      c5664f54cbc91a831719125626e334b111f8dd249fe50270cab0ca278a1220aca6de99ab410a81f883af0b0fd17fe813720446fc5b0325755267cb62360bc670

                    • C:\Users\Admin\AppData\Local\3afd5cae877a40a96c9af4bf467f92c6\Admin@WMCTSIEG_en-US\System\ProductKey.txt

                      Filesize

                      29B

                      MD5

                      71eb5479298c7afc6d126fa04d2a9bde

                      SHA1

                      a9b3d5505cf9f84bb6c2be2acece53cb40075113

                      SHA256

                      f6cadfd4e4c25ff3b8cffe54a2af24a757a349abbf4e1142ec4c9789347fe8b3

                      SHA512

                      7c6687e21d31ec1d6d2eff04b07b465f875fd80df26677f1506b14158444cf55044eb6674880bd5bd44f04ff73023b26cb19b8837427a1d6655c96df52f140bd

                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                      Filesize

                      152B

                      MD5

                      e8115549491cca16e7bfdfec9db7f89a

                      SHA1

                      d1eb5c8263cbe146cd88953bb9886c3aeb262742

                      SHA256

                      dfa9a8b54936607a5250bec0ed3e2a24f96f4929ca550115a91d0d5d68e4d08e

                      SHA512

                      851207c15de3531bd230baf02a8a96550b81649ccbdd44ad74875d97a700271ef96e8be6e1c95b2a0119561aee24729cb55c29eb0b3455473688ef9132ed7f54

                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                      Filesize

                      152B

                      MD5

                      3e2612636cf368bc811fdc8db09e037d

                      SHA1

                      d69e34379f97e35083f4c4ea1249e6f1a5f51d56

                      SHA256

                      2eecaacf3f2582e202689a16b0ac1715c628d32f54261671cf67ba6abbf6c9f9

                      SHA512

                      b3cc3bf967d014f522e6811448c4792eed730e72547f83eb4974e832e958deb7e7f4c3ce8e0ed6f9c110525d0b12f7fe7ab80a914c2fe492e1f2d321ef47f96d

                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                      Filesize

                      5KB

                      MD5

                      111028db7463b62fa54fae393347d45b

                      SHA1

                      75ec52eaed7fa10ebdbd34ec2240c1f5e80436ab

                      SHA256

                      55b3d8469ee12298dd2a5bc6982bd012df8bf8b3698d101f6a3c6ee931308d39

                      SHA512

                      f95706318cfab00357d221e8b4c40f5fcbb12b7c5a08a02a17ed3184037f114d2ea1bd42c5399d5cf10e988008b013fdbe858422c2b700ddba83e76ec19b5b09

                    • memory/4092-195-0x0000000006250000-0x00000000062CA000-memory.dmp

                      Filesize

                      488KB

                    • memory/4092-2-0x0000000004BA0000-0x0000000004C06000-memory.dmp

                      Filesize

                      408KB

                    • memory/4092-0-0x0000000074BBE000-0x0000000074BBF000-memory.dmp

                      Filesize

                      4KB

                    • memory/4092-157-0x0000000074BB0000-0x0000000075361000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/4092-8-0x00000000051E0000-0x0000000005206000-memory.dmp

                      Filesize

                      152KB

                    • memory/4092-10-0x0000000006130000-0x000000000613A000-memory.dmp

                      Filesize

                      40KB

                    • memory/4092-7-0x0000000005150000-0x00000000051E2000-memory.dmp

                      Filesize

                      584KB

                    • memory/4092-74-0x0000000007060000-0x0000000007606000-memory.dmp

                      Filesize

                      5.6MB

                    • memory/4092-3-0x0000000074BB0000-0x0000000075361000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/4092-110-0x0000000074BBE000-0x0000000074BBF000-memory.dmp

                      Filesize

                      4KB

                    • memory/4092-1-0x0000000000100000-0x000000000029C000-memory.dmp

                      Filesize

                      1.6MB

                    • memory/4092-264-0x00000000067B0000-0x0000000006862000-memory.dmp

                      Filesize

                      712KB

                    • memory/4092-266-0x0000000074BB0000-0x0000000075361000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/4092-69-0x0000000006410000-0x00000000064A2000-memory.dmp

                      Filesize

                      584KB

                    • memory/4092-9-0x0000000005210000-0x0000000005218000-memory.dmp

                      Filesize

                      32KB

                    • memory/4092-12-0x0000000006160000-0x000000000617E000-memory.dmp

                      Filesize

                      120KB

                    • memory/4092-11-0x0000000006140000-0x0000000006148000-memory.dmp

                      Filesize

                      32KB