Analysis

  • max time kernel
    81s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-11-2024 15:26

General

  • Target

    0e72d73bc0a75c69fb354fc9aa2a8ed705cbde8089e619c12bb0b6143f861c13.exe

  • Size

    2.1MB

  • MD5

    f82bddf6bb8bef447a5892271a88468f

  • SHA1

    dc2f4a6ce898d935280c42ba5c028bfc36a9644a

  • SHA256

    0e72d73bc0a75c69fb354fc9aa2a8ed705cbde8089e619c12bb0b6143f861c13

  • SHA512

    8aadcbaf73d17ffe38c6bfb047740f310a8eee0aad94260b7eb7d86408c4b63c97913db90cfd9700a74235453945474fc2eebe4ab79b220ed7d04f72ad5f714f

  • SSDEEP

    49152:m/RuldgkWXp7f9HOUbmnuP+sasBsQAreCRBuinDqB4pCS4bXbk:ORAgjXp7fhONuP+sxDArhPqB4ESy

Malware Config

Extracted

Family

stealc

Botnet

tale

C2

http://185.215.113.206

Attributes
  • url_path

    /6c4adf523b719729.php

Signatures

  • Stealc

    Stealc is an infostealer written in C++.

  • Stealc family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Uses browser remote debugging 2 TTPs 4 IoCs

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

  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 62 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0e72d73bc0a75c69fb354fc9aa2a8ed705cbde8089e619c12bb0b6143f861c13.exe
    "C:\Users\Admin\AppData\Local\Temp\0e72d73bc0a75c69fb354fc9aa2a8ed705cbde8089e619c12bb0b6143f861c13.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2932
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\\Program Files\\Google\\Chrome\\Application\\chrome.exe" --remote-debugging-port=9229 --profile-directory="Default"
      2⤵
      • Uses browser remote debugging
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2856
      • 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:7 --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=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef6cf9758,0x7fef6cf9768,0x7fef6cf9778
        3⤵
          PID:3000
        • C:\Windows\system32\ctfmon.exe
          ctfmon.exe
          3⤵
            PID:2504
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1128 --field-trial-handle=1192,i,14817538438305094448,14504347789650422337,131072 /prefetch:2
            3⤵
              PID:1672
            • 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 --mojo-platform-channel-handle=1480 --field-trial-handle=1192,i,14817538438305094448,14504347789650422337,131072 /prefetch:8
              3⤵
                PID:1304
              • 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=utility --mojo-platform-channel-handle=1568 --field-trial-handle=1192,i,14817538438305094448,14504347789650422337,131072 /prefetch:8
                3⤵
                  PID:3048
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --remote-debugging-port=9229 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2312 --field-trial-handle=1192,i,14817538438305094448,14504347789650422337,131072 /prefetch:1
                  3⤵
                  • Uses browser remote debugging
                  PID:2096
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --remote-debugging-port=9229 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2320 --field-trial-handle=1192,i,14817538438305094448,14504347789650422337,131072 /prefetch:1
                  3⤵
                  • Uses browser remote debugging
                  PID:2132
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1524 --field-trial-handle=1192,i,14817538438305094448,14504347789650422337,131072 /prefetch:2
                  3⤵
                    PID:2412
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --remote-debugging-port=9229 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=1304 --field-trial-handle=1192,i,14817538438305094448,14504347789650422337,131072 /prefetch:1
                    3⤵
                    • Uses browser remote debugging
                    PID:1588
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3524 --field-trial-handle=1192,i,14817538438305094448,14504347789650422337,131072 /prefetch:8
                    3⤵
                      PID:2968
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3640 --field-trial-handle=1192,i,14817538438305094448,14504347789650422337,131072 /prefetch:8
                      3⤵
                        PID:2628
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3552 --field-trial-handle=1192,i,14817538438305094448,14504347789650422337,131072 /prefetch:8
                        3⤵
                          PID:2324
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 2932 -s 956
                        2⤵
                        • Program crash
                        PID:2696
                    • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                      "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                      1⤵
                        PID:1488

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GCM Store\Encryption\000006.dbtmp

                        Filesize

                        16B

                        MD5

                        aefd77f47fb84fae5ea194496b44c67a

                        SHA1

                        dcfbb6a5b8d05662c4858664f81693bb7f803b82

                        SHA256

                        4166bf17b2da789b0d0cc5c74203041d98005f5d4ef88c27e8281e00148cd611

                        SHA512

                        b733d502138821948267a8b27401d7c0751e590e1298fda1428e663ccd02f55d0d2446ff4bc265bdcdc61f952d13c01524a5341bc86afc3c2cde1d8589b2e1c3

                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1

                        Filesize

                        264KB

                        MD5

                        f50f89a0a91564d0b8a211f8921aa7de

                        SHA1

                        112403a17dd69d5b9018b8cede023cb3b54eab7d

                        SHA256

                        b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                        SHA512

                        bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

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

                        Filesize

                        5KB

                        MD5

                        fe4644f02dede6e6902d1f8428e04d4d

                        SHA1

                        cfe6ba285c91c9cf7d5eee0dcd13578108a369ed

                        SHA256

                        68ef31ebe0982054a862f0b2d1f47b2bcf4a022a8563691ccb3aa12392945f2f

                        SHA512

                        3240d07a96273b93d98da4fa910073144a848a736f101306099b84e7aab5ae9cde74b53f50006786386dc2cb58656558c096ac81a7161e79b157ce6a304aabc8

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

                        Filesize

                        5KB

                        MD5

                        63b1469c4bba2177fded06e13de387ab

                        SHA1

                        1b055b30335e7bd7049a96044b3f13959ed575ae

                        SHA256

                        0fe3c8d6d70ffbb2c7ff05b1adb40ef0c2851e4b6e271dc6ac58f54197686928

                        SHA512

                        15492692ce831292f0be7979720db6ee82c4d7cd411e22554068189f771acde9fab776af143dab9c9effd249b68f1559237ebe4f23f18f1ceaf9d1b90ee38fce

                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\000007.dbtmp

                        Filesize

                        16B

                        MD5

                        18e723571b00fb1694a3bad6c78e4054

                        SHA1

                        afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                        SHA256

                        8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                        SHA512

                        43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

                      • \ProgramData\chrome.dll

                        Filesize

                        676KB

                        MD5

                        eda18948a989176f4eebb175ce806255

                        SHA1

                        ff22a3d5f5fb705137f233c36622c79eab995897

                        SHA256

                        81a4f37c5495800b7cc46aea6535d9180dadb5c151db6f1fd1968d1cd8c1eeb4

                        SHA512

                        160ed9990c37a4753fc0f5111c94414568654afbedc05308308197df2a99594f2d5d8fe511fd2279543a869ed20248e603d88a0b9b8fb119e8e6131b0c52ff85

                      • memory/2932-5-0x0000000001370000-0x0000000001AC1000-memory.dmp

                        Filesize

                        7.3MB

                      • memory/2932-0-0x0000000001370000-0x0000000001AC1000-memory.dmp

                        Filesize

                        7.3MB

                      • memory/2932-9-0x0000000001370000-0x0000000001AC1000-memory.dmp

                        Filesize

                        7.3MB

                      • memory/2932-10-0x0000000061E00000-0x0000000061EF3000-memory.dmp

                        Filesize

                        972KB

                      • memory/2932-7-0x0000000001370000-0x0000000001AC1000-memory.dmp

                        Filesize

                        7.3MB

                      • memory/2932-31-0x0000000001370000-0x0000000001AC1000-memory.dmp

                        Filesize

                        7.3MB

                      • memory/2932-6-0x0000000001370000-0x0000000001AC1000-memory.dmp

                        Filesize

                        7.3MB

                      • memory/2932-8-0x0000000001370000-0x0000000001AC1000-memory.dmp

                        Filesize

                        7.3MB

                      • memory/2932-4-0x0000000001370000-0x0000000001AC1000-memory.dmp

                        Filesize

                        7.3MB

                      • memory/2932-3-0x0000000001370000-0x0000000001AC1000-memory.dmp

                        Filesize

                        7.3MB

                      • memory/2932-101-0x0000000001370000-0x0000000001AC1000-memory.dmp

                        Filesize

                        7.3MB

                      • memory/2932-102-0x0000000001370000-0x0000000001AC1000-memory.dmp

                        Filesize

                        7.3MB

                      • memory/2932-2-0x0000000001371000-0x00000000013D9000-memory.dmp

                        Filesize

                        416KB

                      • memory/2932-1-0x0000000077650000-0x0000000077652000-memory.dmp

                        Filesize

                        8KB