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Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/11/2024, 08:20

General

  • Target

    a754c8899bf9ffc378d8fe239a58b0154bd9fc7cf8b2f2fdc1b1103885a70c99.exe

  • Size

    699KB

  • MD5

    63d2f97a6de92084873293a617e685db

  • SHA1

    423997f0830a1f833d7c1e6b615ac84850b298a1

  • SHA256

    a754c8899bf9ffc378d8fe239a58b0154bd9fc7cf8b2f2fdc1b1103885a70c99

  • SHA512

    2954eb36e39cbfa18c024dae9536d42b4f2eecf16bf3db623e0efc3f1a7ba02f9df4a1831abb4315b03b83c7497278b10f8001ea484cc31da8352f265f214743

  • SSDEEP

    12288:E3cAEjow+kXtp28J4cGUhl+n0kbd6t21Rwm3+9rtQEFoxB50+tNADhZebeEkO/:E3cAEjow+kXf28J4cGeAn0Ttzm3EruEa

Malware Config

Extracted

Family

remcos

Botnet

ReBorn

C2

gerfourt99lahjou2.duckdns.org:3487

gerfourt99lahjou2.duckdns.org:3488

gerfourt99lahjou3.duckdns.org:3487

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    ksaourts.dat

  • keylog_flag

    false

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    ksajoutr-WG0CPT

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Remcos family
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a754c8899bf9ffc378d8fe239a58b0154bd9fc7cf8b2f2fdc1b1103885a70c99.exe
    "C:\Users\Admin\AppData\Local\Temp\a754c8899bf9ffc378d8fe239a58b0154bd9fc7cf8b2f2fdc1b1103885a70c99.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:4604
    • C:\Users\Admin\AppData\Local\Temp\a754c8899bf9ffc378d8fe239a58b0154bd9fc7cf8b2f2fdc1b1103885a70c99.exe
      "C:\Users\Admin\AppData\Local\Temp\a754c8899bf9ffc378d8fe239a58b0154bd9fc7cf8b2f2fdc1b1103885a70c99.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2312

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsd8E19.tmp\System.dll

    Filesize

    12KB

    MD5

    12b140583e3273ee1f65016becea58c4

    SHA1

    92df24d11797fefd2e1f8d29be9dfd67c56c1ada

    SHA256

    014f1dfeb842cf7265a3644bc6903c592abe9049bfc7396829172d3d72c4d042

    SHA512

    49ffdfa1941361430b6acb3555fd3aa05e4120f28cbdf7ceaa2af5937d0b8cccd84471cf63f06f97cf203b4aa20f226bdad082e9421b8e6b62ab6e1e9fc1e68a

  • C:\Users\Admin\AppData\Local\Temp\nsi8ED7.tmp

    Filesize

    37B

    MD5

    b05c56da40014d9bf153f424fdc4c383

    SHA1

    3cecd157970f2e84cf8e44b3cfd686a8ffb18c1b

    SHA256

    44a6f71fe08d49b304938e2b0cc881510b4cb7cabcf8760e252db9bb94ce1752

    SHA512

    8b2e053d9465a03fc26d4bc3636c33d028fcd3edb1fa842eb8294971df33d5a16234560509289a010aa7dd2740ff00a25a79826cde58bf95f85e0d5482a16cf5

  • C:\Users\Admin\AppData\Local\Temp\nsi8ED7.tmp

    Filesize

    48B

    MD5

    aa0117e85825cf1ba0c745d77ace0508

    SHA1

    5c50f3315b18b00308ebbcd881870f303004cd78

    SHA256

    7b272f0053bbcdedb4fa3ae5d50801a53df8c19872759361ba5de9f65294cc62

    SHA512

    c6ff6089964b8171aa0780ddae6ce75343ceed25bb7ba737f5cf95b4ce1911ecdb2bd61389f18d2a53739209b9a46d93e2dc89eb3a7b0485d848f16f15550847

  • C:\Users\Admin\AppData\Local\Temp\nsi8ED7.tmp

    Filesize

    49B

    MD5

    bd5ded41ccbf85dc8cd6d8e986d2b44c

    SHA1

    1e613dba3b771ae829b07fc7ab41d6bc9e3265dc

    SHA256

    a5bc3678762ed9a8cecf2330608a6402fb35c2294e1c6d1b3fd770be6231c55b

    SHA512

    e20cac6f457eaaee4ced97a1b3dd60f56d7f0dad7dfc0f683e2b025a1431d47e5e8c62eb71218af6a26967171d025c4be350aa8a32c05b1a106ee62d3a97a9e1

  • C:\Users\Admin\AppData\Local\Temp\nsi8ED7.tmp

    Filesize

    56B

    MD5

    d5f1458e5d902ac7ad80c68d24774d42

    SHA1

    67ff9152ddb4dd68d86a15b36106e938466364c5

    SHA256

    7ca2dfdf8dc94f01a7b20ee482d7abc1a60c33b1787fe3c7e431dfb6f6717a01

    SHA512

    4532f426a42030df2a4cd3c9e61411b7a24918e1854af3a1b4b4b9d3199cdebebc42f8c7d1336319429c9208fc2235f0844cbf95b0335ac67d180609549f338c

  • C:\Users\Admin\AppData\Local\Temp\nsj8FC3.tmp

    Filesize

    30B

    MD5

    f15bfdebb2df02d02c8491bde1b4e9bd

    SHA1

    93bd46f57c3316c27cad2605ddf81d6c0bde9301

    SHA256

    c87f2ff45bb530577fb8856df1760edaf1060ae4ee2934b17fdd21b7d116f043

    SHA512

    1757ed4ae4d47d0c839511c18be5d75796224d4a3049e2d8853650ace2c5057c42040de6450bf90dd4969862e9ebb420cd8a34f8dd9c970779ed2e5459e8f2f1

  • C:\Users\Admin\AppData\Local\Temp\nss8E29.tmp

    Filesize

    12B

    MD5

    f55b9d6e5f20db4066c68219d6cc7244

    SHA1

    b3a70fc3ea2da60d58274d9466a88a1e57926356

    SHA256

    9c2c033694acd2ee629918b688ee91e0032e6d2fa5cbb6b39a13e50024e73e01

    SHA512

    35bde19664ead683e639f42ed8447eab5bac8a1ac873efde467439e0631e3ece634b90e25140e62f46189df57f5c8fb6af44a8062ca9750514f8571d5860f2e1

  • C:\Users\Admin\AppData\Local\Temp\nss8E29.tmp

    Filesize

    17B

    MD5

    aa56823a4614597aa5035bfb3f63c847

    SHA1

    873c3e649bf0b41d9b4d1ee998df6e47abd32841

    SHA256

    7d544ae2f97f0655acb9017ff329202409d17e86552e93c27c08ae532cb57f98

    SHA512

    0a9c4cac8181cdd5638c9bcd1898370c1b51bef5094eaa886e06937e6e36986f31a54b14a0d044c64ef4b332dc5d785dfdaf5ac5e1c067eb4421fd87f2486472

  • C:\Users\Admin\AppData\Local\Temp\nss8E29.tmp

    Filesize

    25B

    MD5

    d3144a48344fb7e92143afd22844d684

    SHA1

    5125040cc4ae70e7d78bc767cba0bca8238e21ac

    SHA256

    094fe155451e834d551457304fa995d544fde9079944bb275f6b4bc158e25e2d

    SHA512

    98b0a5f95b730738f02e04c7ed2906d0a7bdbbfab7ffe34c2317f36ceff0a9fae3068f0a4a17d8829c1e6355984e19c50c399e4b7ae2c81a568adf826fcbcb37

  • C:\Users\Admin\AppData\Local\Temp\nss8E29.tmp

    Filesize

    29B

    MD5

    f302a24fc452fd85d13ad30a272d6f35

    SHA1

    3b9153f575b70084ae04fd55d5c86169eaa60916

    SHA256

    2edbbfdef57bac60adc902d6bd15abb9c3e044c0f660c9a63135d37ac0f6c63a

    SHA512

    477c3efa5d2bf5ef6ac57a0dc190014f98ff0bd1181106edff7b0db01d58b7f0d8c6eb77266202249f035cc056a726bfd7abdc2e0d672aadc9a45ed29d4b1bd0

  • C:\Users\Admin\AppData\Local\Temp\nss8E29.tmp

    Filesize

    50B

    MD5

    66232700b45a0cd2fca0b0ab4c15cf1d

    SHA1

    5b63ae813636c07f4de62f88425d23c3c75e024b

    SHA256

    6a3fde98ef05ef8b76bb66538de3e3e14b6d9928176532293645b0cb27325c9d

    SHA512

    f97a2e4779c99d335f4118b94dfb004c65efe5342c6fc75632bfa6f96ac14c5c35cd1adc11a7e5472dc22553e6151e109e2cca5694139eea6fa32e620c0c5054

  • C:\Users\Admin\AppData\Local\Temp\nst8E79.tmp

    Filesize

    4B

    MD5

    cde63b34c142af0a38cbe83791c964f8

    SHA1

    ece2b194b486118b40ad12c1f0e9425dd0672424

    SHA256

    65e2d70166c9a802b7ad2a87129b8945f083e5f268878790a9d1f1c03f47938d

    SHA512

    0559d3d34ad64ccc27e685431c24fc6ead0f645db14fa0e125a64fb67dbd158c15432c1fc5407811aac8a3486090dfbcfcbc3c6bf5aa0ec73f979ef62d14853c

  • C:\Users\Admin\AppData\Local\Temp\nst8E79.tmp

    Filesize

    60B

    MD5

    94d50858f536d0b073217deb807d181a

    SHA1

    deaaf25f8ec263928644fceb69dcb199a06cf8e7

    SHA256

    2e191ac2589e939929565cf8bd27d1caa964a008e0e3601d3aa868232881439d

    SHA512

    f7ff9d549378b002cb9abe8c2cc826d3df1ff15f66bcf06ef0c0c55ecf70560e0c0b7951cefd8c94a7687fd38ca8b6c19668074772f1aac5e8a42bebbd6c2534

  • C:\Users\Admin\AppData\Local\Temp\nst8E79.tmp

    Filesize

    33B

    MD5

    9af05971c5b2a8214e75e8a475e8684a

    SHA1

    ce80b905be770b4af3cbaa3d4bf739c472e6a833

    SHA256

    84bd18b38d9afd9df0d0c6271672f1490f4fde3c0729d82fa4e034ac424ace87

    SHA512

    4923967ea8a73a066bd643857b7aef8a40a980a3728ea471437b4b1db251c1fa7bf8ff13b1d22b60c1145dd0147f9704af7d996dd7ca36f5a25748358388a658

  • C:\Users\Admin\AppData\Local\Temp\nsx8DAA.tmp

    Filesize

    9B

    MD5

    2b3884fe02299c565e1c37ee7ef99293

    SHA1

    d8e2ef2a52083f6df210109fea53860ea227af9c

    SHA256

    ae789a65914ed002efb82dad89e5a4d4b9ec8e7faae30d0ed6e3c0d20f7d3858

    SHA512

    aeb9374a52d0ad99336bfd4ec7bb7c5437b827845b8784d9c21f7d96a931693604689f6adc3ca25fad132a0ad6123013211ff550f427fa86e4f26c122ac6a0fe

  • C:\Users\Admin\AppData\Local\Temp\nsx8DAA.tmp

    Filesize

    34B

    MD5

    44faec7c0702b7ef4cda5820a608da0a

    SHA1

    10313d20436f6968228a07ad4dfad29f37e6532d

    SHA256

    c9eb8d8cea8dd215bb20f4674c6b4b3ea865cc9390eb982c501af89142dfd95d

    SHA512

    dd2bf84c8609abd2f9acc8f45ead13f65f2f804cc2951774b857c0a86616d2a4656a88af4d8277e71bb3bf34afd065ed4dd62577f215f8e4b2f6683967db3a39

  • memory/2312-609-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-619-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-658-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-568-0x0000000077638000-0x0000000077639000-memory.dmp

    Filesize

    4KB

  • memory/2312-569-0x00000000775B1000-0x00000000776D1000-memory.dmp

    Filesize

    1.1MB

  • memory/2312-571-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-579-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-584-0x0000000000494000-0x0000000000495000-memory.dmp

    Filesize

    4KB

  • memory/2312-583-0x00000000775B1000-0x00000000776D1000-memory.dmp

    Filesize

    1.1MB

  • memory/2312-585-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-586-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-587-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-588-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-589-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-590-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-591-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-592-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-593-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-594-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-595-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-596-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-597-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-598-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-599-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-600-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-601-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-602-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-605-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-607-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-608-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-657-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-610-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-611-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-612-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-613-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-614-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-615-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-616-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-618-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-656-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-620-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-621-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-622-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-623-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-624-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-625-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-626-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-627-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-628-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-629-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-630-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-632-0x0000000000494000-0x0000000000495000-memory.dmp

    Filesize

    4KB

  • memory/2312-633-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-634-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-635-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-636-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-637-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-638-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-640-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-639-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-641-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-643-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-642-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-644-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-645-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-646-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-647-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-648-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-649-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-650-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-651-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-652-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-653-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-654-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/2312-655-0x0000000000460000-0x00000000016B4000-memory.dmp

    Filesize

    18.3MB

  • memory/4604-567-0x0000000074415000-0x0000000074416000-memory.dmp

    Filesize

    4KB

  • memory/4604-565-0x00000000775B1000-0x00000000776D1000-memory.dmp

    Filesize

    1.1MB

  • memory/4604-566-0x00000000775B1000-0x00000000776D1000-memory.dmp

    Filesize

    1.1MB