Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30-11-2024 03:04

General

  • Target

    b33f25c28bf15a787d41472717270301071af4f10ec93fa064c96e1a33455c35.exe

  • Size

    409KB

  • MD5

    2d79aec368236c7741a6904e9adff58f

  • SHA1

    c0b6133df7148de54f876473ba1c64cb630108c1

  • SHA256

    b33f25c28bf15a787d41472717270301071af4f10ec93fa064c96e1a33455c35

  • SHA512

    022c5d135f66bc253a25086a2e9070a1ae395bdedd657a7a5554563dace75e1cbfe77c87033d6908d72deeab4a53f50e8bd202c4f6d6a9f17a19a9ebfdfe9538

  • SSDEEP

    6144:zhk7s+AfJjoF3U5w81tLffIru6t1tztD675DoRK3L9YhZmdC/0fNpZH97ndaW9:P+UJjoF3U5w8rk8LeYvR97nQW

Malware Config

Signatures

  • Uses browser remote debugging 2 TTPs 4 IoCs

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

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 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.

  • Delays execution with timeout.exe 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b33f25c28bf15a787d41472717270301071af4f10ec93fa064c96e1a33455c35.exe
    "C:\Users\Admin\AppData\Local\Temp\b33f25c28bf15a787d41472717270301071af4f10ec93fa064c96e1a33455c35.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1916
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --remote-debugging-port=9223 --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:1948
      • 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,0x7fef69e9758,0x7fef69e9768,0x7fef69e9778
        3⤵
          PID:1808
        • C:\Windows\system32\ctfmon.exe
          ctfmon.exe
          3⤵
            PID:760
          • 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=1156 --field-trial-handle=1376,i,5292637266758453946,1610233704502367874,131072 /prefetch:2
            3⤵
              PID:1644
            • 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=1512 --field-trial-handle=1376,i,5292637266758453946,1610233704502367874,131072 /prefetch:8
              3⤵
                PID:740
              • 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=1624 --field-trial-handle=1376,i,5292637266758453946,1610233704502367874,131072 /prefetch:8
                3⤵
                  PID:1148
                • 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=9223 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2324 --field-trial-handle=1376,i,5292637266758453946,1610233704502367874,131072 /prefetch:1
                  3⤵
                  • Uses browser remote debugging
                  PID:1384
                • 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=9223 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2332 --field-trial-handle=1376,i,5292637266758453946,1610233704502367874,131072 /prefetch:1
                  3⤵
                  • Uses browser remote debugging
                  PID:1540
                • 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=1360 --field-trial-handle=1376,i,5292637266758453946,1610233704502367874,131072 /prefetch:2
                  3⤵
                    PID:2644
                  • 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=9223 --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=1312 --field-trial-handle=1376,i,5292637266758453946,1610233704502367874,131072 /prefetch:1
                    3⤵
                    • Uses browser remote debugging
                    PID:2816
                  • 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=3600 --field-trial-handle=1376,i,5292637266758453946,1610233704502367874,131072 /prefetch:8
                    3⤵
                      PID:1556
                  • C:\Windows\SysWOW64\cmd.exe
                    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\GDGHJEHJJDAA" & exit
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:1556
                    • C:\Windows\SysWOW64\timeout.exe
                      timeout /t 10
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Delays execution with timeout.exe
                      PID:2720
                • 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:2992

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

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                  Downloads

                  • C:\ProgramData\GDGHJEHJJDAA\EGIJKE

                    Filesize

                    12KB

                    MD5

                    26e81501aa098cb0c89ac9e93b8a6dcd

                    SHA1

                    b95597b9152ec8f51fe33f8b08969465cfbd297e

                    SHA256

                    c881dc359dc23c4c01209e9dc790a73e289265f82747800c199089d0346f885c

                    SHA512

                    266b7e8ac398407d943d3af5df89402735190787be107f7129488aa7652f43d8a45f533fc7139f187671ef5c4961185eb14aabe0a4675f85d2d42b02dcaf7644

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

                    Filesize

                    264KB

                    MD5

                    f50f89a0a91564d0b8a211f8921aa7de

                    SHA1

                    112403a17dd69d5b9018b8cede023cb3b54eab7d

                    SHA256

                    b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                    SHA512

                    bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                  • 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\shared_proto_db\metadata\000007.dbtmp

                    Filesize

                    16B

                    MD5

                    18e723571b00fb1694a3bad6c78e4054

                    SHA1

                    afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                    SHA256

                    8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                    SHA512

                    43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

                  • C:\Users\Admin\AppData\Local\Temp\CabE784.tmp

                    Filesize

                    70KB

                    MD5

                    49aebf8cbd62d92ac215b2923fb1b9f5

                    SHA1

                    1723be06719828dda65ad804298d0431f6aff976

                    SHA256

                    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

                    SHA512

                    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

                  • C:\Users\Admin\AppData\Local\Temp\TarE796.tmp

                    Filesize

                    181KB

                    MD5

                    4ea6026cf93ec6338144661bf1202cd1

                    SHA1

                    a1dec9044f750ad887935a01430bf49322fbdcb7

                    SHA256

                    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

                    SHA512

                    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

                  • memory/1916-0-0x0000000000400000-0x000000000066D000-memory.dmp

                    Filesize

                    2.4MB

                  • memory/1916-563-0x0000000000400000-0x000000000066D000-memory.dmp

                    Filesize

                    2.4MB