Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30-11-2024 08:56

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:1960
    • 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:2900
      • 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,0x7fef73c9758,0x7fef73c9768,0x7fef73c9778
        3⤵
          PID:2892
        • 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=1164 --field-trial-handle=1352,i,14577528151975141786,16534640962383119392,131072 /prefetch:2
            3⤵
              PID:2160
            • 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=1352,i,14577528151975141786,16534640962383119392,131072 /prefetch:8
              3⤵
                PID:1200
              • 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=1576 --field-trial-handle=1352,i,14577528151975141786,16534640962383119392,131072 /prefetch:8
                3⤵
                  PID:1052
                • 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=2316 --field-trial-handle=1352,i,14577528151975141786,16534640962383119392,131072 /prefetch:1
                  3⤵
                  • Uses browser remote debugging
                  PID:2188
                • 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=2360 --field-trial-handle=1352,i,14577528151975141786,16534640962383119392,131072 /prefetch:1
                  3⤵
                  • Uses browser remote debugging
                  PID:2352
                • 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=1504 --field-trial-handle=1352,i,14577528151975141786,16534640962383119392,131072 /prefetch:2
                  3⤵
                    PID:1624
                  • 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=1256 --field-trial-handle=1352,i,14577528151975141786,16534640962383119392,131072 /prefetch:1
                    3⤵
                    • Uses browser remote debugging
                    PID:2956
                  • 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=3684 --field-trial-handle=1352,i,14577528151975141786,16534640962383119392,131072 /prefetch:8
                    3⤵
                      PID:2644
                  • C:\Windows\SysWOW64\cmd.exe
                    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\FHIIEHJKKECG" & exit
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:1716
                    • C:\Windows\SysWOW64\timeout.exe
                      timeout /t 10
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Delays execution with timeout.exe
                      PID:2712
                • 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:880

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

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                  Downloads

                  • C:\ProgramData\FHIIEHJKKECG\DHCAAE

                    Filesize

                    9KB

                    MD5

                    0b89d184b84f1aebc3981e0f083a8801

                    SHA1

                    b05e9c53ec3e6cd0c0831f798409db41fb6772d6

                    SHA256

                    b2013708a914a2a62c31ea64fb5e42dc14c475fdd89c2dd181624d2b1be36ddd

                    SHA512

                    139b944f3cc9209837af34a8d9656f06dd5a5aa6f57f1950d20b17c54afaeefafb42129779387a98fceb86190ff35a0e9374349eda4baecc66951a23c8824455

                  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

                    Filesize

                    342B

                    MD5

                    2023a147c3253021bd5f5505c7e83d1e

                    SHA1

                    7773beef698b7cf992d87f9b479b6ba969f1083b

                    SHA256

                    ca5e24e1d005a8410406137497e227d7ecc669557bfdb228b3a5887d08e7ef41

                    SHA512

                    2bd2b8a38930c58457dc880b15e2b2d2fa4c5936e0aeee608fbe40ea9506cf001a4dbfe8c300ffd386c162d7a32541a004bfb0ae37642c4abbb71033f0630370

                  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

                    Filesize

                    342B

                    MD5

                    3c45b74ce60c0e4bd132695ce02e338a

                    SHA1

                    cb26ea9a2892953c9073cc0aaa809af0434cb8a5

                    SHA256

                    a2b6e3257b5d6b71295206b3b90fc908f4795350d76942df15166fa4eb1e0d88

                    SHA512

                    3ed0ecd8f97f2a1fa957f632dcc17a4fa8a9fff562fa3bf5a5477343486efe14cd2110bf48994a8aa63a37d794b3e1ebd256dcf38b0ff621ffcf28e25e0c6362

                  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

                    Filesize

                    342B

                    MD5

                    44310ce303eeebbcce7632b0493c1a69

                    SHA1

                    c35e9012fba5c0e1833563894b937d622b3d8b37

                    SHA256

                    07076e25753870d108341412bf6816a834061568683ce5a74edee1810623ecab

                    SHA512

                    22ba57ab254bfc94cd0d956733db2fdbe906dc255586bc57cb5956308da69b3d197b1d0d9a9fa2d68fefb94fa1c31d9cf4dc20aa7ae10aaaee127ae1c7a0a5a1

                  • 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\Sync Data\LevelDB\000007.dbtmp

                    Filesize

                    16B

                    MD5

                    18e723571b00fb1694a3bad6c78e4054

                    SHA1

                    afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                    SHA256

                    8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                    SHA512

                    43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

                  • C:\Users\Admin\AppData\Local\Temp\CabC61F.tmp

                    Filesize

                    70KB

                    MD5

                    49aebf8cbd62d92ac215b2923fb1b9f5

                    SHA1

                    1723be06719828dda65ad804298d0431f6aff976

                    SHA256

                    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

                    SHA512

                    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

                  • C:\Users\Admin\AppData\Local\Temp\TarC641.tmp

                    Filesize

                    181KB

                    MD5

                    4ea6026cf93ec6338144661bf1202cd1

                    SHA1

                    a1dec9044f750ad887935a01430bf49322fbdcb7

                    SHA256

                    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

                    SHA512

                    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

                  • memory/1960-0-0x0000000000400000-0x000000000066D000-memory.dmp

                    Filesize

                    2.4MB

                  • memory/1960-625-0x0000000000400000-0x000000000066D000-memory.dmp

                    Filesize

                    2.4MB