Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    19/07/2024, 16:55

General

  • Target
    file.exe
  • Size 1.2MB
  • Sample240719-ve5bfavajf
  • SHA256 d22cfc0f1983b5a3e773f25d818c5d36e6be6fcbc1b06bdee310c76de44b3b27
  • MD5 SHA1 SHA512 SSDEEP
Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 6 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1864
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" https://www.youtube.com/account
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2388
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" https://www.youtube.com/account
        3⤵
        • Checks processor information in registry
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:2040
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2040.0.1475823743\2142933225" -parentBuildID 20221007134813 -prefsHandle 1220 -prefMapHandle 1212 -prefsLen 20847 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {ceab2e85-c6a6-48f7-9c84-7b53e899885c} 2040 "\\.\pipe\gecko-crash-server-pipe.2040" 1296 122f5558 gpu
          4⤵
            PID:2736
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2040.1.1472191274\1283792572" -parentBuildID 20221007134813 -prefsHandle 1488 -prefMapHandle 1484 -prefsLen 21708 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {58badb7a-43b6-460c-ad7d-b4779a6a1ed0} 2040 "\\.\pipe\gecko-crash-server-pipe.2040" 1500 e70158 socket
            4⤵
              PID:2644
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2040.2.1301228562\1186987341" -childID 1 -isForBrowser -prefsHandle 1992 -prefMapHandle 1112 -prefsLen 21811 -prefMapSize 233444 -jsInitHandle 864 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {f22ebcfe-bdab-4af4-a480-47727781a40a} 2040 "\\.\pipe\gecko-crash-server-pipe.2040" 1984 1a5b9958 tab
              4⤵
                PID:2988
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2040.3.569859287\1219168075" -childID 2 -isForBrowser -prefsHandle 2884 -prefMapHandle 2880 -prefsLen 26216 -prefMapSize 233444 -jsInitHandle 864 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {50da7ae8-7d20-4c73-862a-51f1f836ce21} 2040 "\\.\pipe\gecko-crash-server-pipe.2040" 2896 1d551458 tab
                4⤵
                  PID:2068
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2040.4.209749357\1312976137" -childID 3 -isForBrowser -prefsHandle 3640 -prefMapHandle 3636 -prefsLen 26275 -prefMapSize 233444 -jsInitHandle 864 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {6b8349f4-2085-4598-8f43-b0268d3d517e} 2040 "\\.\pipe\gecko-crash-server-pipe.2040" 3776 21777c58 tab
                  4⤵
                    PID:2336
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2040.5.262202908\116153849" -childID 4 -isForBrowser -prefsHandle 3884 -prefMapHandle 3888 -prefsLen 26275 -prefMapSize 233444 -jsInitHandle 864 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {471fc84d-0b70-4fdf-940e-d9096c42213f} 2040 "\\.\pipe\gecko-crash-server-pipe.2040" 3872 21c79d58 tab
                    4⤵
                      PID:1740
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2040.6.804480664\1451072352" -childID 5 -isForBrowser -prefsHandle 4044 -prefMapHandle 4048 -prefsLen 26275 -prefMapSize 233444 -jsInitHandle 864 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {2eb14314-68b6-41f1-84ae-b0957d89ffe8} 2040 "\\.\pipe\gecko-crash-server-pipe.2040" 4032 21c78258 tab
                      4⤵
                        PID:1576

                Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      activity-stream.discovery_stream.json.tmp

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\yrxx2hps.default-release\activity-stream.discovery_stream.json.tmp
                      • Size 28KB
                      • SHA256 7db5a7952c900bac2b12559293c2ae39a83302da3c417984e3259cc3cbd2a383
                      • MD5 SHA1 SHA512 SSDEEP

                      tmpaddon

                      • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon
                      • Size 442KB
                      • SHA256 a9f4281f82b3579581c389e8583dc9f477c7fd0e20c9dfc91a2e611e21e3407e
                      • MD5 SHA1 SHA512 SSDEEP

                      tmpaddon-1

                      • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon-1
                      • Size 8.0MB
                      • SHA256 345d44e3aa3e1967d186a43d732c8051235c43458169a5d7d371780a6475ee42
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.bin

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yrxx2hps.default-release\datareporting\glean\db\data.safe.bin
                      • Size 1KB
                      • SHA256 a9c20602f6f45d34dedd2b164fc226446485ac75886a35fccff291230700fd15
                      • MD5 SHA1 SHA512

                      data.safe.bin

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yrxx2hps.default-release\datareporting\glean\db\data.safe.bin
                      • Size 2KB
                      • SHA256 7107cceb6376af154468e9023b6c62d50a06550d83dfb827d62eacd8a299c015
                      • MD5 SHA1 SHA512

                      b49accf2-e481-4e51-b909-6751451137fe

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yrxx2hps.default-release\datareporting\glean\pending_pings\b49accf2-e481-4e51-b909-6751451137fe
                      • Size 11KB
                      • SHA256 62030bad5f358308856b19a77512e7a555dc027c5a35526bdf967d7f27b7c5e1
                      • MD5 SHA1 SHA512 SSDEEP

                      bc8e9a24-5573-4c43-89af-48141a1b41b2

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yrxx2hps.default-release\datareporting\glean\pending_pings\bc8e9a24-5573-4c43-89af-48141a1b41b2
                      • Size 745B
                      • SHA256 072dfc498055f661dd0ae380b9744decd9db42c97dee16eaf9f2babd0d1d1d18
                      • MD5 SHA1 SHA512

                      gmpopenh264.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yrxx2hps.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.dll
                      • Size 997KB
                      • SHA256 1ed7877024be63a049da98733fd282c16bd620530a4fb580dacec3a78ace914e
                      • MD5 SHA1 SHA512 SSDEEP

                      gmpopenh264.info

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yrxx2hps.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.info
                      • Size 116B
                      • SHA256 f526e9f98841d987606efeaff7f3e017ba9fd516c4be83890c7f9a093ea4c47b
                      • MD5 SHA1 SHA512

                      LICENSE.txt

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yrxx2hps.default-release\gmp-widevinecdm\4.10.2557.0\LICENSE.txt
                      • Size 479B
                      • SHA256 2af127b4e00f7303de8271996c0c681063e4dc7abdc7b2a8c3fe5932b9352539
                      • MD5 SHA1 SHA512

                      manifest.json

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yrxx2hps.default-release\gmp-widevinecdm\4.10.2557.0\manifest.json
                      • Size 372B
                      • SHA256 e92d3394635edfb987a7528e0ccd24360e07a299078df2a6967ca3aae22fa2dd
                      • MD5 SHA1 SHA512

                      widevinecdm.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yrxx2hps.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll
                      • Size 11.8MB
                      • SHA256 8ee42d9258e20bbc5bfdfae61605429beb5421ffeaaa0d02b86d4978f4b4ac4e
                      • MD5 SHA1 SHA512 SSDEEP

                      widevinecdm.dll.lib

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yrxx2hps.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.lib
                      • Size 1KB
                      • SHA256 33899a3ebc22cb8ed8de7bd48c1c29486c0279b06d7ef98241c92aef4e3b9237
                      • MD5 SHA1 SHA512

                      widevinecdm.dll.sig

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yrxx2hps.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.sig
                      • Size 1KB
                      • SHA256 68a03f075db104f84afdd8fca45a7e4bff7b55dc1a2a24272b3abe16d8759c81
                      • MD5 SHA1 SHA512

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yrxx2hps.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 96dfab174cad4abce2dc54dee44b61031d42a5d01faa26513d1376adf0d0c022
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yrxx2hps.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 2e253620f4f72dc6c0a8dcd926408a51075880b83b3b95718dd41e99f9c34b22
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yrxx2hps.default-release\prefs.js
                      • Size 6KB
                      • SHA256 8ff697fbec0eaad1d1d7336b26b9111f73cb275ef1d2fc4863c45c6a93644285
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yrxx2hps.default-release\prefs.js
                      • Size 6KB
                      • SHA256 d4f5f973879a39a991d14f935056f3c6cfd0f01fe7974d53c0911f1bb0bc5de7
                      • MD5 SHA1 SHA512 SSDEEP

                      recovery.jsonlz4

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\yrxx2hps.default-release\sessionstore-backups\recovery.jsonlz4
                      • Size 4KB
                      • SHA256 115c2dcd865c641304eb9a4f98395bee4cfc2feb36442c30755806c834ab1d54
                      • MD5 SHA1 SHA512 SSDEEP