Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    16/07/2024, 03:46

General

  • Target
    file.exe
  • Size 1.2MB
  • Sample240716-ebmdfswfkd
  • SHA256 79855f319ce1ef7e4e3d23b09c0a9c2cf1526d3dbd42eea417e6ef421eda4d7e
  • 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 4 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:2120
    • 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:2900
      • 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:2176
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2176.0.1273738395\1728913867" -parentBuildID 20221007134813 -prefsHandle 1228 -prefMapHandle 1220 -prefsLen 20769 -prefMapSize 233414 -appDir "C:\Program Files\Mozilla Firefox\browser" - {ce90e434-5cbe-4a49-b545-c23363cd71dd} 2176 "\\.\pipe\gecko-crash-server-pipe.2176" 1304 11cd6858 gpu
          4⤵
            PID:2220
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2176.1.619201767\865133725" -parentBuildID 20221007134813 -prefsHandle 1480 -prefMapHandle 1476 -prefsLen 21630 -prefMapSize 233414 -appDir "C:\Program Files\Mozilla Firefox\browser" - {32c775ee-ab05-4733-bd66-b95f4cc83baf} 2176 "\\.\pipe\gecko-crash-server-pipe.2176" 1508 f72558 socket
            4⤵
              PID:2652
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2176.2.83255873\2024845868" -childID 1 -isForBrowser -prefsHandle 2092 -prefMapHandle 2088 -prefsLen 21668 -prefMapSize 233414 -jsInitHandle 872 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {b4e35d49-e84e-4412-90ed-ada2d8ac1b75} 2176 "\\.\pipe\gecko-crash-server-pipe.2176" 2104 19dbbb58 tab
              4⤵
                PID:2936
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2176.3.678735687\485522783" -childID 2 -isForBrowser -prefsHandle 2960 -prefMapHandle 2956 -prefsLen 26138 -prefMapSize 233414 -jsInitHandle 872 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {0d3cc3ff-4ec3-43b1-a263-6aa20d369ae8} 2176 "\\.\pipe\gecko-crash-server-pipe.2176" 2972 f61f58 tab
                4⤵
                  PID:1444
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2176.4.633389379\1569412571" -childID 3 -isForBrowser -prefsHandle 3596 -prefMapHandle 3604 -prefsLen 26197 -prefMapSize 233414 -jsInitHandle 872 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {d1b14988-729d-477a-a6c0-a45966e6b16f} 2176 "\\.\pipe\gecko-crash-server-pipe.2176" 3616 1df8b458 tab
                  4⤵
                    PID:768
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2176.5.1235503856\1615457056" -childID 4 -isForBrowser -prefsHandle 3632 -prefMapHandle 3628 -prefsLen 26197 -prefMapSize 233414 -jsInitHandle 872 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {525f6a39-6a3b-4ee5-a914-03a9e418f13b} 2176 "\\.\pipe\gecko-crash-server-pipe.2176" 3640 1df8e558 tab
                    4⤵
                      PID:3016
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2176.6.1034102820\929346308" -childID 5 -isForBrowser -prefsHandle 3832 -prefMapHandle 3840 -prefsLen 26197 -prefMapSize 233414 -jsInitHandle 872 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {211b63c6-3902-41f8-9c61-2c24dab41306} 2176 "\\.\pipe\gecko-crash-server-pipe.2176" 3820 1e15ef58 tab
                      4⤵
                        PID:2084

                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\pzuz3epu.default-release\activity-stream.discovery_stream.json.tmp
                      • Size 25KB
                      • SHA256 3622997a294b2608a59bba929f55a5d049e4c657c1dcd3fd8f82f202a6d5c907
                      • 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\pzuz3epu.default-release\datareporting\glean\db\data.safe.bin
                      • Size 9KB
                      • SHA256 963725a15a9de0213e9dbfaf5c886e7e8441f81e99330fad47d88518affb48f3
                      • MD5 SHA1 SHA512 SSDEEP

                      2d021efa-236d-4797-acb3-0462dd90c39b

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pzuz3epu.default-release\datareporting\glean\pending_pings\2d021efa-236d-4797-acb3-0462dd90c39b
                      • Size 733B
                      • SHA256 b9b0f0de14d1c945d39575431206f83b5cc58d44f275636e12b2d0e1760034f7
                      • MD5 SHA1 SHA512

                      gmpopenh264.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pzuz3epu.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\pzuz3epu.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\pzuz3epu.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\pzuz3epu.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\pzuz3epu.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\pzuz3epu.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\pzuz3epu.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\pzuz3epu.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 d506ec2381e4d074e6912396b9558fd964ef821a03429baf2c5d4e18a6183000
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pzuz3epu.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 240fff5366465be64c6062330e515f11a975b6facae738d9af6b186054af6c24
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pzuz3epu.default-release\prefs.js
                      • Size 6KB
                      • SHA256 53457fa82714a5f3e1dcdc10a3b8241c17bf73227a2cf668782cbe97c4218ca0
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pzuz3epu.default-release\prefs.js
                      • Size 6KB
                      • SHA256 2a0bf6425dd86c771d1755bc33bdf9898c0b255214b46ec5800bfab8f1f9d8e3
                      • MD5 SHA1 SHA512 SSDEEP

                      recovery.jsonlz4

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\pzuz3epu.default-release\sessionstore-backups\recovery.jsonlz4
                      • Size 4KB
                      • SHA256 cc9d7a1c60017fa6dbb34f313ab4a2ca1eb059cec87f16d3bcaed8f9085de781
                      • MD5 SHA1 SHA512 SSDEEP