Analysis

  • max time kernel
    129s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/08/2024, 16:50

General

  • Target
    jigsaw.exe
  • Size 283KB
  • Sample240802-vcrybswgrg
  • SHA256 3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Jigsaw Ransomware

    Ransomware family first created in 2016. Named based on wallpaper set after infection in the early versions.

  • Renames multiple (3725) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jigsaw.exe
    "C:\Users\Admin\AppData\Local\Temp\jigsaw.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2116
    • C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe
      "C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe" C:\Users\Admin\AppData\Local\Temp\jigsaw.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      PID:1644

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        s_remove_18.svg.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\themes\dark\s_remove_18.svg.fun
        • Size 720B
        • SHA256 5ebbfc6df60e21044486a5df3cb47ccdcd7a4d5f197804555715ffd9bf6c5834
        • MD5 SHA1 SHA512

        icons.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\add-account\images\themes\dark\icons.png.fun
        • Size 7KB
        • SHA256 7c78b3da50c1135a9e1ecace9aea4ea7ac8622d2a87b952fc917c81010c953f7
        • MD5 SHA1 SHA512 SSDEEP

        icons_ie8.gif.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\add-account\images\themes\dark\icons_ie8.gif.fun
        • Size 7KB
        • SHA256 97f6348eaa48800e603d11fa22c62e10682ad919e7af2b2e59d6bd53937618f2
        • MD5 SHA1 SHA512 SSDEEP

        icons_retina.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\add-account\images\themes\dark\icons_retina.png.fun
        • Size 15KB
        • SHA256 aecde4eb94a19095495d76ef3189a9abd45bcfd41acbed7705d22b4c7d00aa77
        • MD5 SHA1 SHA512 SSDEEP

        new_icons.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\add-account\images\themes\dark\new_icons.png.fun
        • Size 8KB
        • SHA256 904372666ca3c40f92b20317d92ca531678958affbc34591401e338146fe0ecb
        • MD5 SHA1 SHA512 SSDEEP

        new_icons_retina.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\add-account\images\themes\dark\new_icons_retina.png.fun
        • Size 17KB
        • SHA256 2dee41184747742fbdc527b2023d67fecec1ccdfdf258439a06cd75d4fd33f43
        • MD5 SHA1 SHA512 SSDEEP

        rhp_world_icon.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\images\rhp_world_icon.png.fun
        • Size 448B
        • SHA256 7a27d891097df183fbf0031e3894bdac0ce77aef15d666ddd9f6a04e9836fb27
        • MD5 SHA1 SHA512

        rhp_world_icon_2x.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\images\rhp_world_icon_2x.png.fun
        • Size 624B
        • SHA256 a91790b778026db625c9dedfe1c6d94b884818b33d7977e86b2f9c2f3c500796
        • MD5 SHA1 SHA512

        rhp_world_icon_hover.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\images\rhp_world_icon_hover.png.fun
        • Size 400B
        • SHA256 ae2facd997527426fc4def82e0db68be29b44499bfff86a28c36f7c31b177d4f
        • MD5 SHA1 SHA512

        rhp_world_icon_hover_2x.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\images\rhp_world_icon_hover_2x.png.fun
        • Size 560B
        • SHA256 5e8ec278a273be22199884d519a79f748801baa3a45b76e57569fdfffe96e7fb
        • MD5 SHA1 SHA512

        rhp_world_icon.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\images\themes\dark\rhp_world_icon.png.fun
        • Size 400B
        • SHA256 9433084e61062d2b709c1390e298ddaf3fb0226656662c04c0b7026a44dee750
        • MD5 SHA1 SHA512

        rhp_world_icon_2x.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\images\themes\dark\rhp_world_icon_2x.png.fun
        • Size 560B
        • SHA256 9095e9b4759e823e96984981af41b7a9915a5ecaa6be769f89c13484cef9e0f5
        • MD5 SHA1 SHA512

        rhp_world_icon_hover.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\images\themes\dark\rhp_world_icon_hover.png.fun
        • Size 400B
        • SHA256 341976b4fe312824d02512d74770a6df9e1c37123781655532bd9cd97ea65fa9
        • MD5 SHA1 SHA512

        rhp_world_icon_hover_2x.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\images\themes\dark\rhp_world_icon_hover_2x.png.fun
        • Size 560B
        • SHA256 7805ac9d0e05d560023e5aabed960d842e4f3ec2aa3db45a9cfb541688e2edb1
        • MD5 SHA1 SHA512

        example_icons.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\generic-rhp-app\images\example_icons.png.fun
        • Size 688B
        • SHA256 6f9c7ebec5a707de439e3fd2e278fdfa07a39465d56157b70b24f091509bf76f
        • MD5 SHA1 SHA512

        example_icons2x.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\generic-rhp-app\images\example_icons2x.png.fun
        • Size 1KB
        • SHA256 1ca0cfc2df0354c8d886285ae5e743d9c7cc030e1afd68ac113c0f2ce43ad5fa
        • MD5 SHA1 SHA512

        bg_pattern_RHP.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-computer\images\themes\dark\bg_pattern_RHP.png.fun
        • Size 192B
        • SHA256 76f8ed1dd50e50c7d62b804a0d6901a93e5534787d7b38467933d4c12ce98a0d
        • MD5 SHA1 SHA512

        bg_patterns_header.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-computer\images\themes\dark\bg_patterns_header.png.fun
        • Size 704B
        • SHA256 112f72ef2bc57de697b82b731775fba3f518d1ae072120cd11b732bf4a782e36
        • MD5 SHA1 SHA512

        illustrations.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-computer\images\themes\dark\illustrations.png.fun
        • Size 8KB
        • SHA256 7c5b1d8469e232a58359ccbcb89e619c81c20e6d2c7579e4292eb9a19849bc5a
        • MD5 SHA1 SHA512 SSDEEP

        illustrations_retina.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-computer\images\themes\dark\illustrations_retina.png.fun
        • Size 19KB
        • SHA256 aa638be6e1107ed1f14e8430abedd6f6d0a837a31b1b63e6a7741d6d417eddc2
        • MD5 SHA1 SHA512 SSDEEP

        ui-strings.js.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\ob-preview\js\nls\en-gb\ui-strings.js.fun
        • Size 832B
        • SHA256 73acdc730d8a9ec8f340c724b4db96fc222bb1eaf836cec69dfe3fab8d6ac362
        • MD5 SHA1 SHA512

        ui-strings.js.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\search-summary\js\nls\ui-strings.js.fun
        • Size 1KB
        • SHA256 d6c290e942ee665d71e288229423a1f1866842988eac01f886910b0ec383aa9b
        • MD5 SHA1 SHA512

        ui-strings.js.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\signatures\js\nls\ui-strings.js.fun
        • Size 1KB
        • SHA256 a955039cd9e53674395f4b758218e4d59c89e99a0c4d2a909e49f6008b8f5dd4
        • MD5 SHA1 SHA512

        bun.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\js\plugins\tracked-send\images\bun.png.fun
        • Size 2KB
        • SHA256 3fb25ddd378ab756ec9faa56f16b76691cf6d9c7405bb9a09ce542a6f5b94e44
        • MD5 SHA1 SHA512

        cstm_brand_preview.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\js\plugins\tracked-send\images\cstm_brand_preview.png.fun
        • Size 2KB
        • SHA256 7f1238332901b740cde70db622abcfb533fc02f71e93101340073552f4820dad
        • MD5 SHA1 SHA512

        cstm_brand_preview2x.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\js\plugins\tracked-send\images\cstm_brand_preview2x.png.fun
        • Size 4KB
        • SHA256 e9847d0839d3cf1039bebdc49820ee7813d70941347ce420990592e5e3bd998e
        • MD5 SHA1 SHA512 SSDEEP

        dd_arrow_small.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\js\plugins\tracked-send\images\dd_arrow_small.png.fun
        • Size 304B
        • SHA256 8469b8a64e80d662eec71c50513f6d295ef4a3a9992763dbcac9d81253cef9d5
        • MD5 SHA1 SHA512

        dd_arrow_small2x.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\js\plugins\tracked-send\images\dd_arrow_small2x.png.fun
        • Size 400B
        • SHA256 cf10d2a22b638cf0978cf30ecaf39ecb5bb0e3ad78cd920afa433ad60cc1290d
        • MD5 SHA1 SHA512

        nub.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\js\plugins\tracked-send\images\nub.png.fun
        • Size 1008B
        • SHA256 22a34c8321384fc7682102e40d082e7812232a9109e4d4e8fa2152fda3f260f6
        • MD5 SHA1 SHA512

        share_icons.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\js\plugins\tracked-send\images\share_icons.png.fun
        • Size 1KB
        • SHA256 4e96529c023168df8dde241a9acdbf4788ea65bc35605e18febff2b2071f1e24
        • MD5 SHA1 SHA512

        share_icons2x.png.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\js\plugins\tracked-send\images\share_icons2x.png.fun
        • Size 2KB
        • SHA256 d153ed6c5ea8c2c2f1839f8dadcc730f61bd8cd86ad732bab002a258dea1d037
        • MD5 SHA1 SHA512

        ui-strings.js.fun

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\js\viewer\nls\nl-nl\ui-strings.js.fun
        • Size 848B
        • SHA256 7a75b8ec8809c460301f30e1960b13c518680792e5c743ce7e9a7f691cfafc38
        • MD5 SHA1 SHA512

        DisplayLanguageNames.en_US_POSIX.txt.fun

        • Path C:\Program Files (x86)\Common Files\Adobe\Reader\DC\Linguistics\LanguageNames2\DisplayLanguageNames.en_US_POSIX.txt.fun
        • Size 32KB
        • SHA256 a193ee2673e0ba5ebc5ea6e65665b8a28bd7611f06d2b0174ec2076e22d94356
        • MD5 SHA1 SHA512 SSDEEP

        invalid32x32.gif.fun

        • Path C:\Program Files\Java\jdk-1.8\jre\lib\images\cursors\invalid32x32.gif.fun
        • Size 160B
        • SHA256 98b6c2ddfefc628d03ceaef9d69688674a6bc32eb707f9ed86bc8c75675c4513
        • MD5 SHA1 SHA512

        drpbx.exe

        • Path C:\Users\Admin\AppData\Local\Drpbx\drpbx.exe
        • Size 283KB
        • SHA256 3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7
        • MD5 SHA1 SHA512 SSDEEP

        settings.dat.fun

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.AccountsControl_cw5n1h2txyewy\Settings\settings.dat.fun
        • Size 8KB
        • SHA256 36537e56d60910ab6aa548e64ca4adafdcabde9d60739013993e12ba061dfd65
        • MD5 SHA1 SHA512 SSDEEP

        0.1.filtertrie.intermediate.txt.fun

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\ConstraintIndex\Settings_{f94138d4-4cd4-4221-818a-f0c33d41c660}\0.1.filtertrie.intermediate.txt.fun
        • Size 16B
        • SHA256 dae6420ea1d7dbe55ab9d32b04270a2b7092a9b6645ed4e87ad2c2da5fdd6bae
        • MD5 SHA1 SHA512

        0.2.filtertrie.intermediate.txt.fun

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\ConstraintIndex\Settings_{f94138d4-4cd4-4221-818a-f0c33d41c660}\0.2.filtertrie.intermediate.txt.fun
        • Size 16B
        • SHA256 58e3090edb9316d9141065ac654a08169f2833091e6eb3a53b5a774a61b7e30a
        • MD5 SHA1 SHA512

        AppCache133670754066107026.txt.fun

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133670754066107026.txt.fun
        • Size 77KB
        • SHA256 73771bbcb88cb286464bf9da66248b6786eb5bf1eede786419829c6bfd32ae7e
        • MD5 SHA1 SHA512 SSDEEP

        AppCache133670762621537007.txt.fun

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133670762621537007.txt.fun
        • Size 65KB
        • SHA256 f581722807a442022e500acc8d622aa7d81f1fe94bc6ecf84e4765a0b20ebc6c
        • MD5 SHA1 SHA512 SSDEEP

        AppCache133670911160331128.txt.fun

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133670911160331128.txt.fun
        • Size 75KB
        • SHA256 fda36697af5b1141d4449406e3a958d978f3ed4fc2b0025e0d3aa7e6f59d3e08
        • MD5 SHA1 SHA512 SSDEEP

        {B6D80EE3-CABA-4F27-BBC2-0C415FCBEAF9} - OProcSessId.dat.fun

        • Path C:\Users\Admin\AppData\Local\Temp\{B6D80EE3-CABA-4F27-BBC2-0C415FCBEAF9} - OProcSessId.dat.fun
        • Size 16B
        • SHA256 619e246fc0ac11320ff9e322a979948d949494b0c18217f4d794e1b398818880
        • MD5 SHA1 SHA512

        memory/1644-257-0x00007FFD7E520000-0x00007FFD7EEC1000-memory.dmp

        memory/1644-258-0x00007FFD7E520000-0x00007FFD7EEC1000-memory.dmp

        memory/1644-3764-0x00007FFD7E520000-0x00007FFD7EEC1000-memory.dmp

        memory/1644-3763-0x00007FFD7E520000-0x00007FFD7EEC1000-memory.dmp

        memory/1644-3762-0x00007FFD7E520000-0x00007FFD7EEC1000-memory.dmp

        memory/1644-3761-0x00007FFD7E520000-0x00007FFD7EEC1000-memory.dmp

        memory/1644-3758-0x00007FFD7E520000-0x00007FFD7EEC1000-memory.dmp

        memory/1644-20-0x00007FFD7E520000-0x00007FFD7EEC1000-memory.dmp

        memory/1644-3757-0x00007FFD7E520000-0x00007FFD7EEC1000-memory.dmp

        memory/1644-21-0x00007FFD7E520000-0x00007FFD7EEC1000-memory.dmp

        memory/1644-22-0x00007FFD7E520000-0x00007FFD7EEC1000-memory.dmp

        memory/1644-23-0x000000001BC50000-0x000000001BC58000-memory.dmp

        memory/1644-256-0x00007FFD7E520000-0x00007FFD7EEC1000-memory.dmp

        memory/2116-2-0x0000000000C10000-0x0000000000C48000-memory.dmp

        memory/2116-19-0x00007FFD7E520000-0x00007FFD7EEC1000-memory.dmp

        memory/2116-5-0x000000001B3E0000-0x000000001B47C000-memory.dmp

        memory/2116-4-0x00007FFD7E520000-0x00007FFD7EEC1000-memory.dmp

        memory/2116-3-0x000000001BAB0000-0x000000001BF7E000-memory.dmp

        memory/2116-1-0x00007FFD7E520000-0x00007FFD7EEC1000-memory.dmp

        memory/2116-0-0x00007FFD7E7D5000-0x00007FFD7E7D6000-memory.dmp