Analysis

  • max time kernel
    124s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02/12/2024, 04:26

General

  • Target
    file.exe
  • Size 947KB
  • Sample241202-e2hsyszkgt
  • SHA256 a35069944cc3ff1e972bf3e24fac458b80e5c8309f715a05511b718f071c8340
  • MD5 SHA1 SHA512 SSDEEP
Score
3/10

Malware Config

Signatures

  • System Location Discovery: System Language Discovery 1 TTPs 8 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 6 IoCs

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

  • Kills process with taskkill 5 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of FindShellTrayWindow 14 IoCs
  • Suspicious use of SendNotifyMessage 13 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⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2128
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM firefox.exe /T
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2184
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM chrome.exe /T
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:968
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM msedge.exe /T
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2340
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM opera.exe /T
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2848
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM brave.exe /T
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2740
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" --kiosk "https://youtube.com/account?=https://accounts.google.com/v3/signin/challenge/pwd" --no-default-browser-check --disable-popup-blocking
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2780
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" --kiosk https://youtube.com/account?=https://accounts.google.com/v3/signin/challenge/pwd --no-default-browser-check --disable-popup-blocking
        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:2212
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2212.0.503410854\1770752843" -parentBuildID 20221007134813 -prefsHandle 1212 -prefMapHandle 1204 -prefsLen 20847 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {cf234611-b6ad-44b5-b95f-83194658d752} 2212 "\\.\pipe\gecko-crash-server-pipe.2212" 1276 107f8358 gpu
          4⤵
            PID:2664
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2212.1.422179933\2111578926" -parentBuildID 20221007134813 -prefsHandle 1484 -prefMapHandle 1480 -prefsLen 21708 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {5d15353b-28ff-4297-a390-1e7f665470a6} 2212 "\\.\pipe\gecko-crash-server-pipe.2212" 1496 d71b58 socket
            4⤵
              PID:1492
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2212.2.2015005246\259259915" -childID 1 -isForBrowser -prefsHandle 2084 -prefMapHandle 2080 -prefsLen 21746 -prefMapSize 233444 -jsInitHandle 860 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {bf73d21d-c20e-4711-a6d2-550b7ed33400} 2212 "\\.\pipe\gecko-crash-server-pipe.2212" 2096 1a1a8358 tab
              4⤵
                PID:816
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2212.3.1524688678\240615190" -childID 2 -isForBrowser -prefsHandle 2768 -prefMapHandle 2764 -prefsLen 26216 -prefMapSize 233444 -jsInitHandle 860 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {a7e5db96-6058-4622-9c55-eb36fefeac4d} 2212 "\\.\pipe\gecko-crash-server-pipe.2212" 2780 1b90d458 tab
                4⤵
                  PID:1100
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2212.4.1856059762\187618773" -childID 3 -isForBrowser -prefsHandle 3412 -prefMapHandle 3656 -prefsLen 26275 -prefMapSize 233444 -jsInitHandle 860 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {0468b18c-b151-4fad-b231-c6b97e0a28b4} 2212 "\\.\pipe\gecko-crash-server-pipe.2212" 3700 1f33ca58 tab
                  4⤵
                    PID:2984
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2212.5.1837449913\905986839" -childID 4 -isForBrowser -prefsHandle 3828 -prefMapHandle 3832 -prefsLen 26275 -prefMapSize 233444 -jsInitHandle 860 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {8a409f27-4631-495b-8717-ae6819d8e6e9} 2212 "\\.\pipe\gecko-crash-server-pipe.2212" 3816 1f33d658 tab
                    4⤵
                      PID:2824
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2212.6.1738413206\1344553881" -childID 5 -isForBrowser -prefsHandle 3884 -prefMapHandle 3880 -prefsLen 26356 -prefMapSize 233444 -jsInitHandle 860 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {ce625418-3995-4a4c-bd41-05a0ba35f2fe} 2212 "\\.\pipe\gecko-crash-server-pipe.2212" 3896 1efe6258 tab
                      4⤵
                        PID:2608

                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\1009pdhg.default-release\activity-stream.discovery_stream.json.tmp
                      • Size 32KB
                      • SHA256 561d90954bb54adc59e3cc8b338080df102a0c8627962253877affbb6409c00c
                      • MD5 SHA1 SHA512 SSDEEP

                      asrouter.ftl

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\1009pdhg.default-release\settings\main\ms-language-packs\browser\newtab\asrouter.ftl
                      • Size 13KB
                      • SHA256 402571262fd1f6dca336f822ceb0ec2a368a25dfe2f4bfa13b45c983e88b6069
                      • 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

                      c5618290-e6b7-46b0-a16c-f281f9206a52

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\1009pdhg.default-release\datareporting\glean\pending_pings\c5618290-e6b7-46b0-a16c-f281f9206a52
                      • Size 745B
                      • SHA256 f30e1d8a133422cc3b2d7d994a0d3d4fc45dff79fdd4f4bb40be9d1416b9f48b
                      • MD5 SHA1 SHA512

                      e5f90597-9f81-47ab-989c-0c10ed3587eb

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\1009pdhg.default-release\datareporting\glean\pending_pings\e5f90597-9f81-47ab-989c-0c10ed3587eb
                      • Size 11KB
                      • SHA256 e95a5abbed808d814da057829d49e59420e2d0879c7665be53a972655ff8c67a
                      • MD5 SHA1 SHA512 SSDEEP

                      gmpopenh264.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\1009pdhg.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\1009pdhg.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\1009pdhg.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\1009pdhg.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\1009pdhg.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\1009pdhg.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\1009pdhg.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\1009pdhg.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 4a03cf392dbd7514e8e14034a1b90c3106f0a3690cfaaa9050877d3b0bfcb74c
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\1009pdhg.default-release\prefs-1.js
                      • Size 6KB
                      • SHA256 ee47586a93df1f7d986243a5d5c330c8a34f58d2ec424acf01330921e4df0c84
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\1009pdhg.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 3902ff0697f240f1156dc9867ea7d5664dda0229b0e61d012e3535f3808d1217
                      • MD5 SHA1 SHA512 SSDEEP

                      recovery.jsonlz4

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\1009pdhg.default-release\sessionstore-backups\recovery.jsonlz4
                      • Size 4KB
                      • SHA256 4a3c4bdb513004a652823a1d23b5b62a72f0fbde5c531dc4f481903a1cf31f5b
                      • MD5 SHA1 SHA512 SSDEEP