Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    23/07/2024, 06:35

General

  • Target
    file.exe
  • Size 1.2MB
  • Sample240723-hcelsasgrk
  • SHA256 0f788be571e15ca8cd5511d0a0531c9b33e6f1591b5da2db8ff27fe86284caee
  • 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:2672
    • 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:2728
      • 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:2852
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2852.0.924603138\1455572589" -parentBuildID 20221007134813 -prefsHandle 1236 -prefMapHandle 1228 -prefsLen 20847 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {c6acc249-df9c-4523-8670-3c28025cb12b} 2852 "\\.\pipe\gecko-crash-server-pipe.2852" 1312 44efe58 gpu
          4⤵
            PID:2716
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2852.1.616158281\1455444448" -parentBuildID 20221007134813 -prefsHandle 1488 -prefMapHandle 1484 -prefsLen 21708 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {4ad8d259-ae67-4b39-a498-d7012fdc6d70} 2852 "\\.\pipe\gecko-crash-server-pipe.2852" 1516 42ee458 socket
            4⤵
              PID:2644
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2852.2.1807115158\279073567" -childID 1 -isForBrowser -prefsHandle 1976 -prefMapHandle 1972 -prefsLen 21746 -prefMapSize 233444 -jsInitHandle 656 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {f35d01d1-28e0-498e-b832-14788b999313} 2852 "\\.\pipe\gecko-crash-server-pipe.2852" 1948 19388c58 tab
              4⤵
                PID:1880
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2852.3.203275480\129401871" -childID 2 -isForBrowser -prefsHandle 2852 -prefMapHandle 2848 -prefsLen 26216 -prefMapSize 233444 -jsInitHandle 656 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {634e9db3-8174-46d5-be04-9cd616d62eaf} 2852 "\\.\pipe\gecko-crash-server-pipe.2852" 2864 1cce2058 tab
                4⤵
                  PID:332
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2852.4.1456880611\1439378047" -childID 3 -isForBrowser -prefsHandle 3712 -prefMapHandle 3708 -prefsLen 26275 -prefMapSize 233444 -jsInitHandle 656 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {d7abb456-195c-4ce6-948b-845027814a97} 2852 "\\.\pipe\gecko-crash-server-pipe.2852" 3168 1facff58 tab
                  4⤵
                    PID:1592
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2852.5.646181757\633938125" -childID 4 -isForBrowser -prefsHandle 3944 -prefMapHandle 3948 -prefsLen 26275 -prefMapSize 233444 -jsInitHandle 656 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {48cf0233-2b0e-4b82-9be6-4433adaac5fc} 2852 "\\.\pipe\gecko-crash-server-pipe.2852" 3936 1fad0b58 tab
                    4⤵
                      PID:1604
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2852.6.1313326817\1025997581" -childID 5 -isForBrowser -prefsHandle 4116 -prefMapHandle 4120 -prefsLen 26275 -prefMapSize 233444 -jsInitHandle 656 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {8c9cbf8d-4f47-456b-8244-0b8b1d27e6a8} 2852 "\\.\pipe\gecko-crash-server-pipe.2852" 4104 20045058 tab
                      4⤵
                        PID:2688

                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\nndpnsl0.default-release\activity-stream.discovery_stream.json.tmp
                      • Size 23KB
                      • SHA256 3ef1be39c52c4c589a0cd706d88c232b7b29577ee7b0885c8e3961379d17b744
                      • 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\nndpnsl0.default-release\datareporting\glean\db\data.safe.bin
                      • Size 2KB
                      • SHA256 53ba3b748b0b1c4a7e81b87e24e8802f2217e4e172d01569f345ae0f2ac63964
                      • MD5 SHA1 SHA512

                      1771ba11-58b6-4fcb-b0ce-661c0e353fb1

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\nndpnsl0.default-release\datareporting\glean\pending_pings\1771ba11-58b6-4fcb-b0ce-661c0e353fb1
                      • Size 745B
                      • SHA256 9926a3d4351ffed103bedc33effbe644f3cd8d8af12781d969c881f0e57a4ec2
                      • MD5 SHA1 SHA512

                      8bc2d002-61c3-4803-b372-e57a5179c911

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\nndpnsl0.default-release\datareporting\glean\pending_pings\8bc2d002-61c3-4803-b372-e57a5179c911
                      • Size 11KB
                      • SHA256 b9d7c0fa87da6217eebd56c6c6ae7e7f9df6e575bbe49c4831c0ae7c119da42b
                      • MD5 SHA1 SHA512 SSDEEP

                      gmpopenh264.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\nndpnsl0.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\nndpnsl0.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\nndpnsl0.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\nndpnsl0.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\nndpnsl0.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\nndpnsl0.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\nndpnsl0.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\nndpnsl0.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 7157f47c3df3464ab29bbc51f1b773256ce9c9c4e4c5db02becd6bf810584b99
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\nndpnsl0.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 1b4d2d76beba5eb73005ab34ac95bfbf2c6a0f9f97eeb6828354c3e8114c9d73
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\nndpnsl0.default-release\prefs.js
                      • Size 6KB
                      • SHA256 8687d075ad4dc83125884f4c6e06e89f7de6c3ddc70d0073332360c6ba7a43f7
                      • MD5 SHA1 SHA512 SSDEEP

                      recovery.jsonlz4

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\nndpnsl0.default-release\sessionstore-backups\recovery.jsonlz4
                      • Size 4KB
                      • SHA256 2c6e7cdfed60b1507d433a7faa11fefd23e427642348197f2a5c664250b119b7
                      • MD5 SHA1 SHA512 SSDEEP