Analysis

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

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-11-2024 11:34

General

  • Target

    RAINBOW_ tlumaczenie dokumentow dostawy do CEBI PL_ 11.08.24.exe

  • Size

    950KB

  • MD5

    47dc282aac61a2d84456239a1b98323b

  • SHA1

    fa355c5f51424e36fdacc15efbd733b2b4b74273

  • SHA256

    af62406dbe38427fab6107e84cccff2d956970873557a068335ef4c5e8b32aef

  • SHA512

    1e6fe2daad9baa61dfcb5b2cfe0c3b923d5e6ead3706e17a1ee5175615e6469a8fddbbc0e5026d7bff13757d4de79f4c655416f2034046194b728558de53087f

  • SSDEEP

    24576:jSkd+Dv8sV5MuxyCaOW7yTN9goUIxCZm74qLL:G5D8OhaOW7yTQqCZm74mL

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
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 2 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\RAINBOW_ tlumaczenie dokumentow dostawy do CEBI PL_ 11.08.24.exe
    "C:\Users\Admin\AppData\Local\Temp\RAINBOW_ tlumaczenie dokumentow dostawy do CEBI PL_ 11.08.24.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3956
    • C:\Users\Admin\AppData\Local\Temp\RAINBOW_ tlumaczenie dokumentow dostawy do CEBI PL_ 11.08.24.exe
      "C:\Users\Admin\AppData\Local\Temp\RAINBOW_ tlumaczenie dokumentow dostawy do CEBI PL_ 11.08.24.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:2748

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsfADE6.tmp

    Filesize

    8B

    MD5

    c3cb69218b85c3260387fb582cb518dd

    SHA1

    961c892ded09a4cbb5392097bb845ccba65902ad

    SHA256

    1c329924865741e0222d3ead23072cfbed14f96e2b0432573068eb0640513101

    SHA512

    2402fffeb89c531db742bf6f5466eee8fe13edf97b8ecfc2cace3522806b322924d1ca81dda25e59b4047b8f40ad11ae9216e0a0d5c7fc6beef4368eb9551422

  • C:\Users\Admin\AppData\Local\Temp\nsfADE6.tmp

    Filesize

    11B

    MD5

    9b198a2aaf063ff060bb24b6fa5bb5df

    SHA1

    90b3670750dba26a0a1015b9403232ab9d4dd07e

    SHA256

    714144b6001dc56c1d3286dfd64909ca592a11aec7fdab9d290397d5393ab8f6

    SHA512

    840d6d9f4db234e94aefb8b82a0ae406a22aba078ace2199d61a21d7e06190c44a38e2d5857f117de8b2019d90d382d1ce4f17204925951374f34d47fd99b1f7

  • C:\Users\Admin\AppData\Local\Temp\nslAF3F.tmp

    Filesize

    1B

    MD5

    8ce4b16b22b58894aa86c421e8759df3

    SHA1

    13fbd79c3d390e5d6585a21e11ff5ec1970cff0c

    SHA256

    8254c329a92850f6d539dd376f4816ee2764517da5e0235514af433164480d7a

    SHA512

    2af8a9104b3f64ed640d8c7e298d2d480f03a3610cbc2b33474321ec59024a48592ea8545e41e09d5d1108759df48ede0054f225df39d4f0f312450e0aa9dd25

  • C:\Users\Admin\AppData\Local\Temp\nslAF3F.tmp

    Filesize

    2B

    MD5

    25bc6654798eb508fa0b6343212a74fe

    SHA1

    15d5e1d3b948fd5986aaff7d9419b5e52c75fc93

    SHA256

    8e5202705183bd3a20a29e224499b0f77a8273ee33cd93cca71043c57ad4bdfc

    SHA512

    5868c6241ed3cfcc5c34bfe42e4b9f5c69e74975e524771d8c9f35cafc13fd01cd943ec4d8caefee79a1f4a457e69d20b7a86f88db83a5bc3e6bd8a619972898

  • C:\Users\Admin\AppData\Local\Temp\nslAF3F.tmp

    Filesize

    3B

    MD5

    4e27f2226785e9abbe046fc592668860

    SHA1

    28b18a7f383131df509f7191f946a32c5a2e410c

    SHA256

    01a219245e1501fee01ce0baea8f6065ce5162cea12fa570689a07c9717be81d

    SHA512

    2a23585835bdb5db8175cab265566042282841efdcee8aaba8b9b5d466b0f165c0c5973033ce94bb9a8f07a956689247981ea07ac5a51408263e1653d9710adb

  • C:\Users\Admin\AppData\Local\Temp\nslAF3F.tmp

    Filesize

    4B

    MD5

    cde63b34c142af0a38cbe83791c964f8

    SHA1

    ece2b194b486118b40ad12c1f0e9425dd0672424

    SHA256

    65e2d70166c9a802b7ad2a87129b8945f083e5f268878790a9d1f1c03f47938d

    SHA512

    0559d3d34ad64ccc27e685431c24fc6ead0f645db14fa0e125a64fb67dbd158c15432c1fc5407811aac8a3486090dfbcfcbc3c6bf5aa0ec73f979ef62d14853c

  • C:\Users\Admin\AppData\Local\Temp\nslAF3F.tmp

    Filesize

    5B

    MD5

    e2fecc970546c3418917879fe354826c

    SHA1

    63f1c1dd01b87704a6b6c99fd9f141e0a3064f16

    SHA256

    ff91566d755f5d038ae698a2cc0a7d4d14e5273afafc37b6f03afda163768fa0

    SHA512

    3c4a68cbaee94f986515f43305a0e7620c14c30213d4a17db4a3e8a1b996764eb688bf733f472fc52073c2c80bb5229bb29411d7601aefe1c4370e230c341a0a

  • C:\Users\Admin\AppData\Local\Temp\nsqADD6.tmp\System.dll

    Filesize

    12KB

    MD5

    12b140583e3273ee1f65016becea58c4

    SHA1

    92df24d11797fefd2e1f8d29be9dfd67c56c1ada

    SHA256

    014f1dfeb842cf7265a3644bc6903c592abe9049bfc7396829172d3d72c4d042

    SHA512

    49ffdfa1941361430b6acb3555fd3aa05e4120f28cbdf7ceaa2af5937d0b8cccd84471cf63f06f97cf203b4aa20f226bdad082e9421b8e6b62ab6e1e9fc1e68a

  • C:\Users\Admin\AppData\Local\Temp\nswB153.tmp

    Filesize

    6B

    MD5

    50484c19f1afdaf3841a0d821ed393d2

    SHA1

    c65a0fb7e74ffd2c9fc3a0f9aacb0f6a24b0a68b

    SHA256

    6923dd1bc0460082c5d55a831908c24a282860b7f1cd6c2b79cf1bc8857c639c

    SHA512

    d51a20d67571fe70bcd6c36e1382a3c342f42671c710090b75fcfc2405ce24488e03a7131eefe4751d0bd3aeaad816605ad10c8e3258d72fcf379e32416cbf3b

  • C:\Users\Admin\AppData\Local\Temp\nswB153.tmp

    Filesize

    9B

    MD5

    2b3884fe02299c565e1c37ee7ef99293

    SHA1

    d8e2ef2a52083f6df210109fea53860ea227af9c

    SHA256

    ae789a65914ed002efb82dad89e5a4d4b9ec8e7faae30d0ed6e3c0d20f7d3858

    SHA512

    aeb9374a52d0ad99336bfd4ec7bb7c5437b827845b8784d9c21f7d96a931693604689f6adc3ca25fad132a0ad6123013211ff550f427fa86e4f26c122ac6a0fe

  • C:\Users\Admin\AppData\Local\Temp\nswB153.tmp

    Filesize

    10B

    MD5

    9a53fc1d7126c5e7c81bb5c15b15537b

    SHA1

    e2d13e0fa37de4c98f30c728210d6afafbb2b000

    SHA256

    a7de06c22e4e67908840ec3f00ab8fe9e04ae94fb16a74136002afbaf607ff92

    SHA512

    b0bffbb8072dbdcfc68f0e632f727c08fe3ef936b2ef332c08486553ff2cef7b0bcdb400e421a117e977bb0fac17ce4706a8097e32d558a918433646b6d5f1a1

  • C:\Users\Admin\AppData\Local\Temp\nszABA2.tmp

    Filesize

    66B

    MD5

    3a055708070979e7bf5088d9471320ba

    SHA1

    cb4e803ae05765ee43787cbd3abb91166bbf8fd7

    SHA256

    cc1c32ae1abcb46fd4871832a8b7a51a440905d97709c53e66d16a0cd33276ee

    SHA512

    3f3b5c9c1fdca9e76fda76ff601d11320b4866ee0b0358b014699e33be79252cb94390fb589fa5099b68d00491a207f3fe6223b955a5a4be6f1df1b389fd613e

  • C:\Users\Admin\AppData\Local\Temp\nszABA2.tmp

    Filesize

    28B

    MD5

    2490402a1d7d19949dd2a237b95af06f

    SHA1

    9a960e98c750e3fc7e44cdd6e1af20e690d893b1

    SHA256

    bb92b5197bb4677950b78f816a8170797d0392af55e31d0f0744fe9c99f7e9b8

    SHA512

    f3d299910eee8e8ace51ae3e7d79d12f7f68bfbcdaa0d7b8b66d505c4bdba7d95a97aeefc9f22868989115a99f81e0e3e9480e0d3e9af5fa27d2d9b0e961b52e

  • C:\Users\Admin\AppData\Local\Temp\nszABA2.tmp

    Filesize

    44B

    MD5

    a11292439456c3877dd223273f88ce2f

    SHA1

    cbde8e81b850762530c0d960a82eda5ca399e538

    SHA256

    d02310dee3ced92a0be280296fb733c94858c06d62a6eb7fe22cdd38f3fe8ae5

    SHA512

    e4cc180decc607ff549be52de094226d8f2080124fe2e3391a371ab5293294373d910a17f8578dce50ab5e8b20061913f6c378b7258f599a6d9d8ff968f61e7d

  • memory/2748-621-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-629-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-572-0x0000000077A81000-0x0000000077BA1000-memory.dmp

    Filesize

    1.1MB

  • memory/2748-580-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-584-0x0000000077A81000-0x0000000077BA1000-memory.dmp

    Filesize

    1.1MB

  • memory/2748-585-0x0000000000483000-0x0000000000484000-memory.dmp

    Filesize

    4KB

  • memory/2748-586-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-587-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-589-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-590-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-591-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-592-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-593-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-595-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-596-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-599-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-600-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-601-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-602-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-603-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-604-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-605-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-607-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-608-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-609-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-610-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-611-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-612-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-613-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-614-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-615-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-616-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-617-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-618-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-619-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-620-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-571-0x0000000077B08000-0x0000000077B09000-memory.dmp

    Filesize

    4KB

  • memory/2748-622-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-623-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-624-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-625-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-626-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-627-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-674-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-630-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-631-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-632-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-633-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-634-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-635-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-637-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-638-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-639-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-640-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-641-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-642-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-643-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-645-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-646-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-647-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-648-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-649-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-650-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-651-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-652-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-653-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-654-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-655-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-657-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-658-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-659-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-660-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-661-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-662-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-663-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-664-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-665-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-666-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-667-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-668-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-669-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-670-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-671-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-672-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/2748-673-0x0000000000450000-0x00000000016A4000-memory.dmp

    Filesize

    18.3MB

  • memory/3956-569-0x0000000077A81000-0x0000000077BA1000-memory.dmp

    Filesize

    1.1MB

  • memory/3956-570-0x0000000074765000-0x0000000074766000-memory.dmp

    Filesize

    4KB