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Analysis

  • max time kernel
    210s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231215-de
  • resource tags

    arch:x64arch:x86image:win7-20231215-delocale:de-deos:windows7-x64systemwindows
  • submitted
    12/02/2024, 08:14

General

  • Target

    rustdesk-1.2.3-x86_64.exe

  • Size

    19.8MB

  • MD5

    7caa1ef1cdeabb6c7487d66bd172fcf8

  • SHA1

    a95d7098080fc3994ab434c2a5c4ec8f85817b11

  • SHA256

    23b661d7bc171cd500d5096456905283ffe06479582b62d3bd5066633935d43e

  • SHA512

    d4d13f539ce2e6177be3c06bab29fb69964424176a5f7573f27bfcdf87fe73b9b522182460331523f1421c0490e4c95b3a864eb9152df8bca7957916b85c5ae1

  • SSDEEP

    393216:Mdvr3DHhPWjmUASYlYLGE3+6Pdj/uVDVU3LLHf36WAaS:SzTHhOjCl3b6F85UbL/36WAz

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 60 IoCs
  • Modifies file permissions 1 TTPs 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Kills process with taskkill 2 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rustdesk-1.2.3-x86_64.exe
    "C:\Users\Admin\AppData\Local\Temp\rustdesk-1.2.3-x86_64.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2176
    • C:\Windows\system32\taskkill.exe
      "taskkill" /F /IM RuntimeBroker_rustdesk.exe
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:3068
    • C:\Users\Admin\AppData\Local\rustdesk\rustdesk.exe
      "C:\Users\Admin\AppData\Local\rustdesk\.\rustdesk.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3048
      • C:\Windows\system32\icacls.exe
        "icacls" C:\ProgramData\RustDesk\shared_memory_portable_service /grant *S-1-1-0:(OI)(CI)F /T
        3⤵
        • Modifies file permissions
        PID:1956
      • C:\Windows\system32\icacls.exe
        "icacls" C:\ProgramData\RustDesk /grant *S-1-1-0:(OI)(CI)F /T
        3⤵
        • Modifies file permissions
        PID:1480
      • C:\Users\Admin\AppData\Local\rustdesk\rustdesk.exe
        "C:\Users\Admin\AppData\Local\rustdesk\.\rustdesk.exe" --check-hwcodec-config
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2004
      • C:\Windows\system32\cmd.exe
        "cmd" /c "taskkill /F /IM RuntimeBroker_rustdesk.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2080
        • C:\Windows\system32\taskkill.exe
          taskkill /F /IM RuntimeBroker_rustdesk.exe
          4⤵
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:596
      • C:\Users\Admin\AppData\Local\rustdesk\rustdesk.exe
        "C:\Users\Admin\AppData\Local\rustdesk\rustdesk.exe" --portable-service
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2904
        • C:\Users\Admin\AppData\Local\rustdesk\rustdesk.exe
          "C:\Users\Admin\AppData\Local\rustdesk\rustdesk.exe" --run-as-system
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Drops file in Windows directory
          • Modifies data under HKEY_USERS
          • Suspicious behavior: EnumeratesProcesses
          PID:1504
      • C:\Users\Admin\AppData\Local\rustdesk\rustdesk.exe
        "C:\Users\Admin\AppData\Local\rustdesk\.\rustdesk.exe" --install
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of FindShellTrayWindow
        PID:1040

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\RustDesk\shared_memory_portable_service

    Filesize

    22B

    MD5

    a123b92d0b2218753dd273ebeb3781de

    SHA1

    72bdbf19cd9b7086412f0ef134faff69d22a432b

    SHA256

    e82dfe87bac9c5e710eae52a9b1e21ecc487e262a93f613ac9e2cb105eb4255e

    SHA512

    4a11aec1b21a8f146f43ea3f122c7371cf495e48863a7af35afa9014003363bd614637147ea5f04fb4eaf800b51efce6a52ea878d5c730f38dffe7a5d361a5ac

  • C:\Users\Admin\AppData\Local\rustdesk\data\app.so

    Filesize

    3.7MB

    MD5

    00dd14121a7de4e09714589b8a8e6454

    SHA1

    c89c7639c54c9e3f90e76bd8e372092617e77dfa

    SHA256

    27cfb5574ba243f7fb77f32fca0b6d0fcf50caa7dc6028ef416ce92e6810dcfa

    SHA512

    5f15cd2b09288bf37c076dcd66396115dbfd6c9bcc41d3741c6f8bb2c07fda7de0fb04d4063e9aaa37d0897d1d2900fcd7a5d431967586f7cfdd6e4110084fad

  • C:\Users\Admin\AppData\Local\rustdesk\data\icudtl.dat

    Filesize

    798KB

    MD5

    cf772cf9f6ca67f592fe47da2a15adb1

    SHA1

    9cc4d99249bdba8a030daf00d98252c8aef7a0ff

    SHA256

    ac44ccc3f61bf630bb20fb8043d86cfe4c8995d06b460084400db45d70497b30

    SHA512

    0bec0d3a34a4ac1cc2ed81dba3bc52981c5dd391a68fe21132dfadb70e42ffbe8f3ba798185733d64a900fd2bb2403f9a8558e6666f2c1e2c0e818d8e3f154fc

  • C:\Users\Admin\AppData\Local\rustdesk\desktop_drop_plugin.dll

    Filesize

    332KB

    MD5

    a08b6b4b8fca511c4ae5f0c3ea2b3b52

    SHA1

    f4062878489cb76259546f535fa5b0cda4500e06

    SHA256

    0de513f799226c86365295950821725eefac3d7b094f3b1c3dc7b8cd92127564

    SHA512

    a08af29dea6c0c16caebd2683ca1413aa801358c644029f728d2e4066998c0931c95a1c65781fe58927094d1df3e48b342d0f65efd370c8d094a64cc9af1126b

  • C:\Users\Admin\AppData\Local\rustdesk\desktop_multi_window_plugin.dll

    Filesize

    405KB

    MD5

    19964243f81efea4cb3c756fce35fc87

    SHA1

    5cad8ee708732f6076daceabf6939edf8d53e116

    SHA256

    f417bde8a0853a612c0c9e81e28f52795b052180788e001210ed3fe09491103a

    SHA512

    df5d97112018a160675d5a0fc8b262f90e4c745f58af9e09089bf66b8e18f6cfc619856cac1e4adc2ab827324b899dc1fc48e318554378417c0f3b5b11704825

  • C:\Users\Admin\AppData\Local\rustdesk\flutter_custom_cursor_plugin.dll

    Filesize

    322KB

    MD5

    3c710c1e1025ef0fc8cdfc9f746372ac

    SHA1

    f46ada3ba09bce3457cd5ef0f2ae22ce7dad5fe5

    SHA256

    39884f09ce034d7b3cabbe3300ecea3d4731835acede66b7b213c46277b5695b

    SHA512

    00617fc61eec40590e5e702ed8a055e553d80908ef12469ce9a9373125e60f1157cd9accc717cc5273bdbb6deb55ba6d5f551ffc66a37e2609633e5a2e504af3

  • C:\Users\Admin\AppData\Local\rustdesk\flutter_windows.dll

    Filesize

    8.4MB

    MD5

    43d16d7628f04ecb90ca37e7f1ca3e6d

    SHA1

    4bb987c4f0bc7ae35c6036641480b1191c7dbf2f

    SHA256

    1898698103d82654a07c31da39b93f16bcb11082672e863ad656b635d55320bc

    SHA512

    d46b86fdfca8aa8326a3e43c9d3570a11db2aa8cd5f4b3aa9aa55aaadbfff7b84ce6cc00d22e97ed30dc68193f95029ba88d444277e3b9f2dd86d89dd580bd35

  • C:\Users\Admin\AppData\Local\rustdesk\librustdesk.dll

    Filesize

    5.0MB

    MD5

    a48dec7fbbfc6787aed1abb8bbddcb58

    SHA1

    6e806c58db78b09378531ba78bd9eeb2ff3e4405

    SHA256

    504f9a993b2ee2e70ac63840f78abe09236ef685eefb7dbb82f6be70b6aa5030

    SHA512

    bc86dfb9168c028b2450d8fac84b229b04b4045c259f8a726edec8be23a8634f1d537170a14bbbb4e08a4588159279f2b825af39aed7659ee1a7aa93eed1506b

  • C:\Users\Admin\AppData\Local\rustdesk\screen_retriever_plugin.dll

    Filesize

    557KB

    MD5

    09c5f77b487c525230d287f72b155699

    SHA1

    16149a40680bd9d8e43a51a06282c2cb3b61a7bf

    SHA256

    ca71b91945b859c0e9af9c97e64733ab30589b16ada39095a03a00fa4fec64b1

    SHA512

    2333795975999031d5d1ec2235f9f0b6f57a24aa1b95223161c05a429935e6c80187e08cdc3a54459fa6274086110e22b490d922bed5546f27c42323076b0920

  • C:\Users\Admin\AppData\Local\rustdesk\uni_links_desktop_plugin.dll

    Filesize

    554KB

    MD5

    ad303be2fd780fec8dd371cf371c0539

    SHA1

    0b177653f8457642717aa6a4e1c62432e6e92b39

    SHA256

    d7c3da9ae5e8c6f33e4972784a0e73034b31576bf47248e5512f34d4beb0f8c2

    SHA512

    1ec4bd2bbed3b4d783611a2943c93854425a4b6eae070d37d61135f4ce826672a960fd0bdf1d4e7687b47a3b01ce6958e3f8c60b6df4ac274c627cf0966bb498

  • C:\Users\Admin\AppData\Local\rustdesk\url_launcher_windows_plugin.dll

    Filesize

    332KB

    MD5

    f007f46a79fe228e5aadbceaca242703

    SHA1

    c0f347acce2ea2025d9e1eb35e4eb829344a30fd

    SHA256

    027e70b91a2ba89f40b768f3b3eb6c12792f422c931a310f097bdb992131aa6c

    SHA512

    524e11f557395d025d3658c035d87a909eeed7c2c3e89209869e0a1f000e998ff71c4ba3fb69836d44b5116b4ff56c2f1f0eaeb7df3496421f3d1db42354f4a4

  • C:\Users\Admin\AppData\Local\rustdesk\window_manager_plugin.dll

    Filesize

    597KB

    MD5

    f14f9be66e48c18118c45cf9fcd3309b

    SHA1

    1d290be804d926f60bed30f8f850bdb085515a92

    SHA256

    4a80b9dba44153735810e7531395a15476733f8a90a69f8fc5939a2c323873a1

    SHA512

    03b74aadc9a85c65024f4cc43ac6dda1558a157708b26b2c655249034fe0617eb8c03e5d6158ae2ac197ce51b8947262a6450e1a4f41ce0cbdec9a9f5ce4a0b1

  • C:\Users\Admin\AppData\Local\rustdesk\window_size_plugin.dll

    Filesize

    551KB

    MD5

    8147bd2f71221360338cd14e3e7ea323

    SHA1

    e59ac3f40454e7a4e8abd63945994b836f283c80

    SHA256

    e0976cceaced3fcb2c93821d760381acd8bcb59b02d2e4df8468cd021c65d96a

    SHA512

    f7faac494aa4347545b7a17ef56f3e05751d43425a17b80b9c9923924251cc5dff306e5ceed18f856c84236a5ae174519c5fcb91726352b7b31ed73f399400b2

  • C:\Users\Admin\AppData\Roaming\RustDesk\config\RustDesk.3048_ThreadId(24)_1707726165036600000

    Filesize

    966B

    MD5

    acc423a82837e966cf476389b2d9298a

    SHA1

    c16512ad46a231063ee2f5a3ed72c160629b18eb

    SHA256

    0183024589904a33d53f7a6fe974b97eeb5f126aed54b5f35ddee564c694fccd

    SHA512

    92044f38103affed1f2683133a7bda79b221dbaed33399bb80464a868e92ff1670a9ea695b3a9d183acb57a8a5e27ac7de878a12ec3748a690541efbca92773e

  • \Users\Admin\AppData\Local\rustdesk\flutter_windows.dll

    Filesize

    3.3MB

    MD5

    db5d9b8d563cd630e5e08fbf6ce902b1

    SHA1

    4091ffecd4c0e1e55ea0a2ab24940be284a48e14

    SHA256

    69ed2804beeaca8ea41b66e0594319326a6426f1a6e4f798c7e3f1d6d074bb72

    SHA512

    f2965ce5c4c7f41bda3129d9f17009cb75bb3dfd467ee418554818d632717167d46734e0101af377435ec4b8b5b1eb0a94f1a4e93f21e658c342cfbea7af0e9f

  • \Users\Admin\AppData\Local\rustdesk\flutter_windows.dll

    Filesize

    2.8MB

    MD5

    2d440c48b27e362f276ea3007c250af8

    SHA1

    baabf9a68de52b85a36acef0dce12e6e306faa59

    SHA256

    bf3ba750918a8ffd4dabcc1610787383cab36fbe5583eecb6401e04a223bc458

    SHA512

    43bfee7ed85a0c4e0a2e77d7787ec237bb9123dda36183295f8d2cb758a12e04fa8f9fd6dd652cf746669587d00ba5a27dbf264831c371c945cf8e695a26d7f9

  • \Users\Admin\AppData\Local\rustdesk\flutter_windows.dll

    Filesize

    3.0MB

    MD5

    c143f8e3dc2886c64d5919d9086d531c

    SHA1

    4122d737f012fe278d8714dfb138e336c9e610d5

    SHA256

    e56d9e34da1b56658bf9d22bb62a5cb135fc72cba84ca2a66d67836e75d99508

    SHA512

    0b78a7833ecb0bbc07f5ffe99a075aa3d7f9b87f83254f6b405e9bf0d98886d79384e73a0f621c3defc70d37c9b339cb05bcf8fe1870be31b194bb02bd0573fa

  • \Users\Admin\AppData\Local\rustdesk\flutter_windows.dll

    Filesize

    9.4MB

    MD5

    90254aab97184c81d98a514085abd727

    SHA1

    deeacf25196ec15b4bb25477296d3e74912f4524

    SHA256

    7e89aff8bc48fc26687a513c49a15ccda01bb25f3d057638ad945a49883487fd

    SHA512

    83e9380530e60333f23b4e91f41b9b7e4eeed3ea6f5498ea827c23446a1d41ffcbdf32b24acb2b0d34466e9d30e26e9a73f8d9a453830d64ce4aee6ce2112315

  • \Users\Admin\AppData\Local\rustdesk\librustdesk.dll

    Filesize

    3.6MB

    MD5

    8561c4ae7b3e183bc85c5b784364e255

    SHA1

    7bce341a2ea4723b4c687ae459fe75d12e1341a8

    SHA256

    03513910129bd4c88773dbc2bd5d377ae4282976d9e29061228df0246d2d39fe

    SHA512

    c660589476381d6370f694776acb59d524f306f696ef4c097b7c396773a0e9c9e0ce378aa316e2ed5899ea4ebe2afc1f4586ca8f0ca0ccd8aa531cf6e43f8ad9

  • \Users\Admin\AppData\Local\rustdesk\librustdesk.dll

    Filesize

    2.9MB

    MD5

    53460af8d1eb7ef60c60613edb10bb22

    SHA1

    82e47e3c6960bd904e6c56a0a46fb20cb2aaa7f0

    SHA256

    cccb02dae121ef1ba7887c10fdafdd7036d5378562cf138a3673ed9f4fe3e5a3

    SHA512

    93dbc4121300e7e00cc9869d5ca8a406ebed9dac60a01fbe5e423d345dd2947302578de2dea6d5b300f40b1caf81937da19c6b0c06fb2e850f401d776bf5cd78

  • \Users\Admin\AppData\Local\rustdesk\librustdesk.dll

    Filesize

    2.5MB

    MD5

    9518a6ecd1c8bd5b013f3c7c3c8143b7

    SHA1

    9f19d51d00cd3937632a3f0ef24ae8a3fd23b90e

    SHA256

    0a98aa4ad7cc542d53af21cecbe5cb819fe118461d4cfb97fbe848e1b52fb7a6

    SHA512

    4b8f18ebcbff83ef3c2949c2f42c306282a0827d001370ffd2591400f394ea6b8b5f8f738f8c4df7b126ef311a01b5208d968d06536feb0454ce7475011c5981

  • \Users\Admin\AppData\Local\rustdesk\librustdesk.dll

    Filesize

    2.9MB

    MD5

    4853bec10661be3f88b9d0a9471af697

    SHA1

    ad4884aed74a17ed5ed782cc9ee3f2b4b4867011

    SHA256

    7d5d016c37174f2e1ed9163820a13a1f0a05e0be408287020f6572cab6d764c9

    SHA512

    b2f47f7ff979bc0aedc048de8b685378f2f4ede496f817c386eac94a528cbc0256e7f8b48fda68e58c31d53537777c06ebfe344754cc0c06a3572b5428faefa2

  • \Users\Admin\AppData\Local\rustdesk\rustdesk.exe

    Filesize

    266KB

    MD5

    272595dc239c416f97d938edf06b2fff

    SHA1

    6fbbf0629226d0337f62d09847a569ccfeaab7a5

    SHA256

    e8f370f8029b433f481333ffb7887f3dd8b91ebcd9e8cf8c81787c9de07da86f

    SHA512

    e430c87181aa41f6cd8aa32d92d729059f37b474ef03ea74bbbe18eb9b172a2bb423345139c5af833edea86864e6b8896f02ebc85741ecef29a4e62a3868ab15

  • \Users\Admin\AppData\Local\rustdesk\texture_rgba_renderer_plugin.dll

    Filesize

    335KB

    MD5

    79ec6a8d69d00ec85e0d4bca4ca9f4c3

    SHA1

    c012a435e705e0102e981ebf5e252a429959613b

    SHA256

    497eef7df50108321a25940b858db0f5e448a0d2384ec3d2038c6e360f593ae4

    SHA512

    77de26eda07803070288b5376cafca8475a153986fdcbfc1c742f4224b09b9c8746bf87db7175b367125255593c07c7bf16554f0f4b06d444c5d2b0902452cb4

  • memory/3048-165-0x0000000009FD0000-0x000000000AC61000-memory.dmp

    Filesize

    12.6MB

  • memory/3048-166-0x0000000001CC0000-0x0000000001CC1000-memory.dmp

    Filesize

    4KB

  • memory/3048-153-0x0000000009FD0000-0x000000000AC61000-memory.dmp

    Filesize

    12.6MB

  • memory/3048-138-0x0000000001CB0000-0x0000000001CB1000-memory.dmp

    Filesize

    4KB

  • memory/3048-151-0x0000000009FD0000-0x000000000AC61000-memory.dmp

    Filesize

    12.6MB