Analysis

  • max time kernel
    432s
  • max time network
    434s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-12-2024 19:11

General

  • Target

    Bootstrapper.exe

  • Size

    800KB

  • MD5

    02c70d9d6696950c198db93b7f6a835e

  • SHA1

    30231a467a49cc37768eea0f55f4bea1cbfb48e2

  • SHA256

    8f2e28588f2303bd8d7a9b0c3ff6a9cb16fa93f8ddc9c5e0666a8c12d6880ee3

  • SHA512

    431d9b9918553bff4f4a5bc2a5e7b7015f8ad0e2d390bb4d5264d08983372424156524ef5587b24b67d1226856fc630aaca08edc8113097e0094501b4f08efeb

  • SSDEEP

    12288:qhd8cjaLXVh84wEFkW1mocaBj6WtiRPpptHxQ0z:2ycjar84w5W4ocaBj6y2tHDz

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 11 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 21 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Modifies data under HKEY_USERS 3 IoCs
  • Modifies registry class 30 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe
    "C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1208
    • C:\Windows\SYSTEM32\cmd.exe
      "cmd" /c ipconfig /all
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:544
      • C:\Windows\system32\ipconfig.exe
        ipconfig /all
        3⤵
        • Gathers network information
        PID:3592
    • C:\Windows\SYSTEM32\cmd.exe
      "cmd" /c wmic nicconfig where (IPEnabled=TRUE) call SetDNSServerSearchOrder ("1.1.1.1", "1.0.0.1")
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3880
      • C:\Windows\System32\Wbem\WMIC.exe
        wmic nicconfig where (IPEnabled=TRUE) call SetDNSServerSearchOrder ("1.1.1.1", "1.0.0.1")
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2920
    • C:\Windows\System32\msiexec.exe
      "C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\node-v18.16.0-x64.msi" /qn
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2476
    • C:\ProgramData\Solara\Solara.exe
      "C:\ProgramData\Solara\Solara.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:3964
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4768
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding F880240E6814B72895E46B08DD417871
      2⤵
      • Loads dropped DLL
      PID:1588
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 8AF512A7D3136A66195977E41E77C6FB
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:2328
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 2D55E041391B9E76DB74EA95FDA94FAF E Global\MSI0000
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2780
      • C:\Windows\SysWOW64\wevtutil.exe
        "wevtutil.exe" im "C:\Program Files\nodejs\node_etw_provider.man"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3852
        • C:\Windows\System32\wevtutil.exe
          "wevtutil.exe" im "C:\Program Files\nodejs\node_etw_provider.man" /fromwow64
          4⤵
            PID:408
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:2248

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Config.Msi\e57e61d.rbs

        Filesize

        1.0MB

        MD5

        cdbb14601c4c01209cffecd03583aecf

        SHA1

        630289b03140d1968a673dcc4bd7f174f9c10b45

        SHA256

        6d2a332d8d81ae5c90940a3da0a0498cb92a80df1e94a17442d09b15fbe3804d

        SHA512

        f940f783b6d60669f796667c3352a925d9852d94949e0c9683777c5fccd59fbefbe190b1d221bad8a223cf40bd80e2e96024cd552683a27e771999df00033cc2

      • C:\Program Files\nodejs\node_etw_provider.man

        Filesize

        10KB

        MD5

        1d51e18a7247f47245b0751f16119498

        SHA1

        78f5d95dd07c0fcee43c6d4feab12d802d194d95

        SHA256

        1975aa34c1050b8364491394cebf6e668e2337c3107712e3eeca311262c7c46f

        SHA512

        1eccbe4ddae3d941b36616a202e5bd1b21d8e181810430a1c390513060ae9e3f12cd23f5b66ae0630fd6496b3139e2cc313381b5506465040e5a7a3543444e76

      • C:\Program Files\nodejs\node_etw_provider.man

        Filesize

        8KB

        MD5

        d3bc164e23e694c644e0b1ce3e3f9910

        SHA1

        1849f8b1326111b5d4d93febc2bafb3856e601bb

        SHA256

        1185aaa5af804c6bc6925f5202e68bb2254016509847cd382a015907440d86b4

        SHA512

        91ebff613f4c35c625bb9b450726167fb77b035666ed635acf75ca992c4846d952655a2513b4ecb8ca6f19640d57555f2a4af3538b676c3bd2ea1094c4992854

      • C:\Program Files\nodejs\node_modules\npm\node_modules\@npmcli\arborist\LICENSE.md

        Filesize

        818B

        MD5

        2916d8b51a5cc0a350d64389bc07aef6

        SHA1

        c9d5ac416c1dd7945651bee712dbed4d158d09e1

        SHA256

        733dcbf5b1c95dc765b76db969b998ce0cbb26f01be2e55e7bccd6c7af29cb04

        SHA512

        508c5d1842968c478e6b42b94e04e0b53a342dfaf52d55882fdcfe02c98186e9701983ab5e9726259fba8336282e20126c70d04fc57964027586a40e96c56b74

      • C:\Program Files\nodejs\node_modules\npm\node_modules\aggregate-error\license

        Filesize

        1KB

        MD5

        5ad87d95c13094fa67f25442ff521efd

        SHA1

        01f1438a98e1b796e05a74131e6bb9d66c9e8542

        SHA256

        67292c32894c8ac99db06ffa1cb8e9a5171ef988120723ebe673bf76712260ec

        SHA512

        7187720ccd335a10c9698f8493d6caa2d404e7b21731009de5f0da51ad5b9604645fbf4bc640aa94513b9eb372aa6a31df2467198989234bc2afbce87f76fbc3

      • C:\Program Files\nodejs\node_modules\npm\node_modules\bin-links\LICENSE

        Filesize

        754B

        MD5

        d2cf52aa43e18fdc87562d4c1303f46a

        SHA1

        58fb4a65fffb438630351e7cafd322579817e5e1

        SHA256

        45e433413760dc3ae8169be5ed9c2c77adc31ad4d1bc5a28939576df240f29a0

        SHA512

        54e33d7998b5e9ba76b2c852b4d0493ebb1b1ee3db777c97e6606655325ff66124a0c0857ca4d62de96350dbaee8d20604ec22b0edc17b472086da4babbbcb16

      • C:\Program Files\nodejs\node_modules\npm\node_modules\libnpmhook\LICENSE.md

        Filesize

        771B

        MD5

        e9dc66f98e5f7ff720bf603fff36ebc5

        SHA1

        f2b428eead844c4bf39ca0d0cf61f6b10aeeb93b

        SHA256

        b49c8d25a8b57fa92b2902d09c4b8a809157ee32fc10d17b7dbb43c4a8038f79

        SHA512

        8027d65e1556511c884cb80d3c1b846fc9d321f3f83002664ad3805c4dee8e6b0eaf1db81c459153977bdbde9e760b0184ba6572f68d78c37bff617646bcfc3b

      • C:\Program Files\nodejs\node_modules\npm\node_modules\libnpmorg\LICENSE

        Filesize

        730B

        MD5

        072ac9ab0c4667f8f876becedfe10ee0

        SHA1

        0227492dcdc7fb8de1d14f9d3421c333230cf8fe

        SHA256

        2ef361317adeda98117f14c5110182c28eae233af1f7050c83d4396961d14013

        SHA512

        f38fd6506bd9795bb27d31f1ce38b08c9e6f1689c34fca90e9e1d5194fa064d1f34a9c51d15941506ebbbcd6d4193055e9664892521b7e39ebcd61c3b6f25013

      • C:\Program Files\nodejs\node_modules\npm\node_modules\minipass-pipeline\node_modules\minipass\package.json

        Filesize

        1KB

        MD5

        d116a360376e31950428ed26eae9ffd4

        SHA1

        192b8e06fb4e1f97e5c5c7bf62a9bff7704c198b

        SHA256

        c3052bd85910be313e38ad355528d527b565e70ef15a784db3279649eee2ded5

        SHA512

        5221c7648f4299234a4637c47d3f1eb5e147014704913bc6fdad91b9b6a6ccc109bced63376b82b046bb5cad708464c76fb452365b76dbf53161914acf8fb11a

      • C:\Program Files\nodejs\node_modules\npm\node_modules\minizlib\node_modules\minipass\LICENSE

        Filesize

        802B

        MD5

        d7c8fab641cd22d2cd30d2999cc77040

        SHA1

        d293601583b1454ad5415260e4378217d569538e

        SHA256

        04400db77d925de5b0264f6db5b44fe6f8b94f9419ad3473caaa8065c525c0be

        SHA512

        278ff929904be0c19ee5fb836f205e3e5b3e7cec3d26dd42bbf1e7e0ca891bf9c42d2b28fce3741ae92e4a924baf7490c7c6c59284127081015a82e2653e0764

      • C:\Program Files\nodejs\node_modules\npm\node_modules\minizlib\node_modules\minipass\index.js

        Filesize

        16KB

        MD5

        bc0c0eeede037aa152345ab1f9774e92

        SHA1

        56e0f71900f0ef8294e46757ec14c0c11ed31d4e

        SHA256

        7a395802fbe01bb3dc8d09586e0864f255874bf897378e546444fbaec29f54c5

        SHA512

        5f31251825554bf9ed99eda282fa1973fcec4a078796a10757f4fb5592f2783c4ebdd00bdf0d7ed30f82f54a7668446a372039e9d4589db52a75060ca82186b3

      • C:\Program Files\nodejs\node_modules\npm\node_modules\nopt\LICENSE

        Filesize

        780B

        MD5

        b020de8f88eacc104c21d6e6cacc636d

        SHA1

        20b35e641e3a5ea25f012e13d69fab37e3d68d6b

        SHA256

        3f24d692d165989cd9a00fe35ca15a2bc6859e3361fa42aa20babd435f2e4706

        SHA512

        4220617e29dd755ad592295bc074d6bc14d44a1feeed5101129669f3ecf0e34eaa4c7c96bbc83da7352631fa262baab45d4a370dad7dabec52b66f1720c28e38

      • C:\Program Files\nodejs\node_modules\npm\node_modules\promise-all-reject-late\LICENSE

        Filesize

        763B

        MD5

        7428aa9f83c500c4a434f8848ee23851

        SHA1

        166b3e1c1b7d7cb7b070108876492529f546219f

        SHA256

        1fccd0ad2e7e0e31ddfadeaf0660d7318947b425324645aa85afd7227cab52d7

        SHA512

        c7f01de85f0660560206784cdf159b2bdc5f1bc87131f5a8edf384eba47a113005491520b0a25d3cc425985b5def7b189e18ff76d7d562c434dc5d8c82e90cce

      • C:\Program Files\nodejs\node_modules\npm\node_modules\tar\node_modules\fs-minipass\node_modules\minipass\index.d.ts

        Filesize

        4KB

        MD5

        f0bd53316e08991d94586331f9c11d97

        SHA1

        f5a7a6dc0da46c3e077764cfb3e928c4a75d383e

        SHA256

        dd3eda3596af30eda88b4c6c2156d3af6e7fa221f39c46e492c5e9fb697e2fef

        SHA512

        fd6affbaed67d09cf45478f38e92b8ca6c27650a232cbbeaff36e4f7554fb731ae44cf732378641312e98221539e3d8fabe80a7814e4f425026202de44eb5839

      • C:\Program Files\nodejs\node_modules\npm\node_modules\treeverse\LICENSE

        Filesize

        771B

        MD5

        1d7c74bcd1904d125f6aff37749dc069

        SHA1

        21e6dfe0fffc2f3ec97594aa261929a3ea9cf2ab

        SHA256

        24b8d53712087b867030d18f2bd6d1a72c78f9fb4dee0ce025374da25e4443b9

        SHA512

        b5ac03addd29ba82fc05eea8d8d09e0f2fa9814d0dd619c2f7b209a67d95b538c3c2ff70408641ef3704f6a14e710e56f4bf57c2bb3f8957ba164f28ee591778

      • C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Node.js\Node.js documentation.url

        Filesize

        168B

        MD5

        db7dbbc86e432573e54dedbcc02cb4a1

        SHA1

        cff9cfb98cff2d86b35dc680b405e8036bbbda47

        SHA256

        7cf8a9c96f9016132be81fd89f9573566b7dc70244a28eb59d573c2fdba1def9

        SHA512

        8f35f2e7dac250c66b209acecab836d3ecf244857b81bacebc214f0956ec108585990f23ff3f741678e371b0bee78dd50029d0af257a3bb6ab3b43df1e39f2ec

      • C:\ProgramData\Solara\Newtonsoft.Json.dll

        Filesize

        695KB

        MD5

        195ffb7167db3219b217c4fd439eedd6

        SHA1

        1e76e6099570ede620b76ed47cf8d03a936d49f8

        SHA256

        e1e27af7b07eeedf5ce71a9255f0422816a6fc5849a483c6714e1b472044fa9d

        SHA512

        56eb7f070929b239642dab729537dde2c2287bdb852ad9e80b5358c74b14bc2b2dded910d0e3b6304ea27eb587e5f19db0a92e1cbae6a70fb20b4ef05057e4ac

      • C:\ProgramData\Solara\Solara.exe

        Filesize

        133KB

        MD5

        c6f770cbb24248537558c1f06f7ff855

        SHA1

        fdc2aaae292c32a58ea4d9974a31ece26628fdd7

        SHA256

        d1e4a542fa75f6a6fb636b5de6f7616e2827a79556d3d9a4afc3ecb47f0beb2b

        SHA512

        cac56c58bd01341ec3ff102fe04fdb66625baad1d3dd7127907cd8453d2c6e2226ad41033e16ba20413a509fc7c826e4fdc0c0d553175eb6f164c2fc0906614a

      • C:\ProgramData\Solara\Wpf.Ui.dll

        Filesize

        5.2MB

        MD5

        aead90ab96e2853f59be27c4ec1e4853

        SHA1

        43cdedde26488d3209e17efff9a51e1f944eb35f

        SHA256

        46cfbe804b29c500ebc0b39372e64c4c8b4f7a8e9b220b5f26a9adf42fcb2aed

        SHA512

        f5044f2ee63906287460b9adabfcf3c93c60b51c86549e33474c4d7f81c4f86cd03cd611df94de31804c53006977874b8deb67c4bf9ea1c2b70c459b3a44b38d

      • C:\Users\Admin\AppData\Local\Temp\node-v18.16.0-x64.msi

        Filesize

        30.1MB

        MD5

        0e4e9aa41d24221b29b19ba96c1a64d0

        SHA1

        231ade3d5a586c0eb4441c8dbfe9007dc26b2872

        SHA256

        5bfb6f3ab89e198539408f7e0e8ec0b0bd5efe8898573ec05b381228efb45a5d

        SHA512

        e6f27aecead72dffecbeaad46ebdf4b1fd3dbcddd1f6076ba183b654e4e32d30f7af1236bf2e04459186e993356fe2041840671be73612c8afed985c2c608913

      • C:\Windows\Installer\MSIEB2B.tmp

        Filesize

        122KB

        MD5

        9fe9b0ecaea0324ad99036a91db03ebb

        SHA1

        144068c64ec06fc08eadfcca0a014a44b95bb908

        SHA256

        e2cce64916e405976a1d0c522b44527d12b1cba19de25da62121cf5f41d184c9

        SHA512

        906641a73d69a841218ae90b83714a05af3537eec8ad1d761f58ac365cf005bdd74ad88f71c4437aaa126ac74fa46bcad424d17c746ab197eec2caa1bd838176

      • C:\Windows\Installer\MSIEB7B.tmp

        Filesize

        211KB

        MD5

        a3ae5d86ecf38db9427359ea37a5f646

        SHA1

        eb4cb5ff520717038adadcc5e1ef8f7c24b27a90

        SHA256

        c8d190d5be1efd2d52f72a72ae9dfa3940ab3faceb626405959349654fe18b74

        SHA512

        96ecb3bc00848eeb2836e289ef7b7b2607d30790ffd1ae0e0acfc2e14f26a991c6e728b8dc67280426e478c70231f9e13f514e52c8ce7d956c1fad0e322d98e0

      • C:\Windows\Installer\MSIF428.tmp

        Filesize

        297KB

        MD5

        7a86ce1a899262dd3c1df656bff3fb2c

        SHA1

        33dcbe66c0dc0a16bab852ed0a6ef71c2d9e0541

        SHA256

        b8f2d0909d7c2934285a8be010d37c0609c7854a36562cbfcbce547f4f4c7b0c

        SHA512

        421e8195c47381de4b3125ab6719eec9be7acd2c97ce9247f4b70a309d32377917c9686b245864e914448fe53df2694d5ee5f327838d029989ba7acafda302ec

      • memory/1208-2806-0x00007FFB476E0000-0x00007FFB481A1000-memory.dmp

        Filesize

        10.8MB

      • memory/1208-30-0x00007FFB476E0000-0x00007FFB481A1000-memory.dmp

        Filesize

        10.8MB

      • memory/1208-5-0x000001FAFED20000-0x000001FAFED42000-memory.dmp

        Filesize

        136KB

      • memory/1208-2383-0x000001FAFFA60000-0x000001FAFFA6A000-memory.dmp

        Filesize

        40KB

      • memory/1208-2385-0x000001FAFFB30000-0x000001FAFFB42000-memory.dmp

        Filesize

        72KB

      • memory/1208-4-0x00007FFB476E3000-0x00007FFB476E5000-memory.dmp

        Filesize

        8KB

      • memory/1208-0-0x00007FFB476E3000-0x00007FFB476E5000-memory.dmp

        Filesize

        8KB

      • memory/1208-2-0x00007FFB476E0000-0x00007FFB481A1000-memory.dmp

        Filesize

        10.8MB

      • memory/1208-1-0x000001FAFCEC0000-0x000001FAFCF8E000-memory.dmp

        Filesize

        824KB

      • memory/3964-2801-0x0000022B72AF0000-0x0000022B72B14000-memory.dmp

        Filesize

        144KB

      • memory/3964-2805-0x0000022B75310000-0x0000022B753CA000-memory.dmp

        Filesize

        744KB

      • memory/3964-2803-0x0000022B756A0000-0x0000022B75BDC000-memory.dmp

        Filesize

        5.2MB

      • memory/3964-2808-0x0000022B753D0000-0x0000022B75482000-memory.dmp

        Filesize

        712KB