Resubmissions

11-11-2024 03:36

241111-d53f4avqdq 10

11-11-2024 02:51

241111-db8e9a1fqh 10

Analysis

  • max time kernel
    26s
  • max time network
    27s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    11-11-2024 03:36

General

  • Target

    e0f3358ba194d38383fad9c02c67c74db0de2b1de62031bcca475f4e58154d9b.exe

  • Size

    3.5MB

  • MD5

    b659ae263510522b8d1bbc2c843a59aa

  • SHA1

    a8cb4eeaed0c678f070573258ba766bf2ff3bf99

  • SHA256

    e0f3358ba194d38383fad9c02c67c74db0de2b1de62031bcca475f4e58154d9b

  • SHA512

    c9a8dd1d6a6b2bf4d5553efafc0e3b864141443d7914cb71cf9c8b96ed45787d06bef0a4d41b6dcdf0ebcf400c2c0e6890a70964404a4977d7b26cb75436793d

  • SSDEEP

    49152:wDjlabwz9WftVELfwDeMwHJ0n/QBQqlxCCBfjASi93532w+eAWsQQpOpydN0FWVu:QqwYfYq4zlpfjS1MWsjcWNp9tn38f

Malware Config

Extracted

Family

discordrat

Attributes
  • discord_token

    MTMwNTIzNjAyOTQ0MzQwNzkyMg.GruaeT.YnRJjugEne-8ueplgAjqzDORIFDIjXMQyzKlZ4

  • server_id

    1305235751331430410

Signatures

  • Discord RAT

    A RAT written in C# using Discord as a C2.

  • Discordrat family
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 10 IoCs
  • Checks whether UAC is enabled 1 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).

  • 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.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 10 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e0f3358ba194d38383fad9c02c67c74db0de2b1de62031bcca475f4e58154d9b.exe
    "C:\Users\Admin\AppData\Local\Temp\e0f3358ba194d38383fad9c02c67c74db0de2b1de62031bcca475f4e58154d9b.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2324
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\svchost.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\svchost.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2520
      • C:\Windows\system32\WerFault.exe
        C:\Windows\system32\WerFault.exe -u -p 2520 -s 596
        3⤵
        • Loads dropped DLL
        PID:2548
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\Roblox.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\Roblox.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Enumerates system info in registry
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2764
      • C:\Program Files (x86)\Roblox\Versions\version-b7eebc919e96477a\WebView2RuntimeInstaller\MicrosoftEdgeWebview2Setup.exe
        MicrosoftEdgeWebview2Setup.exe /silent /install
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3016
        • C:\Program Files (x86)\Microsoft\Temp\EU2923.tmp\MicrosoftEdgeUpdate.exe
          "C:\Program Files (x86)\Microsoft\Temp\EU2923.tmp\MicrosoftEdgeUpdate.exe" /silent /install "appguid={F3017226-FE2A-4295-8BDF-00C3A9A7E4C5}&appname=Microsoft%20Edge%20Webview2%20Runtime&needsadmin=prefers"
          4⤵
          • Executes dropped EXE
          PID:556

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\Microsoft\Temp\EU2923.tmp\MicrosoftEdgeUpdate.exe

    Filesize

    129KB

    MD5

    2e050c1109eff187bd3116a9b4889fae

    SHA1

    5e3f61c75167f7c60a9cf9f39c419d498d7028a7

    SHA256

    1a48ea95cf69095d0402221a3694d985e12b6cb6fe938a32f029278198c3f85d

    SHA512

    ecf56ac20bb2e8df9eefd49785354bf5395943dfbdbef54187b5e202d24a5e8a55f147baea8dc70b69b73fb7c8eafb3082b56ec0cc4d72f9880ff9c58c8f9c4e

  • C:\Program Files (x86)\Microsoft\Temp\EU2923.tmp\msedgeupdate.dll

    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\Roblox.exe

    Filesize

    6.7MB

    MD5

    7203cce6d4862929a7e29350acfc01a9

    SHA1

    3f24c3fe84bbe6d446bc96f1f000347517e46541

    SHA256

    874b8d538afd95fec999ba0e9151aaad9a8377929cc190d8a41ac3965461bf91

    SHA512

    e84419e12340f864b0f067cdd3edb7fc2de6e4a0386e9b135d6c5cc754462e0f59c077d812867abb5cac4ff2b314994611737440c86b2497fd4328c176eaea91

  • \Program Files (x86)\Microsoft\Temp\EU2923.tmp\MicrosoftEdgeUpdate.exe

    Filesize

    201KB

    MD5

    4dc57ab56e37cd05e81f0d8aaafc5179

    SHA1

    494a90728d7680f979b0ad87f09b5b58f16d1cd5

    SHA256

    87c6f7d9b58f136aeb33c96dbfe3702083ec519aafca39be66778a9c27a68718

    SHA512

    320eeed88d7facf8c1f45786951ef81708c82cb89c63a3c820ee631c52ea913e64c4e21f0039c1b277cfb710c4d81cd2191878320d00fd006dd777c727d9dc2b

  • \Program Files (x86)\Roblox\Versions\RobloxStudioInstaller.exe

    Filesize

    6.7MB

    MD5

    b68e7f7ae52ef8e962723c7ddda4f75d

    SHA1

    686bdf2057cdd7b16877fb5eec0aff150fa074d0

    SHA256

    d779b2acc52b4b3e72c1461dbc7e950f0b650e924b3799db425942f64624e94d

    SHA512

    cb0ecf531c95d657019b0188e648520b36b8386516d2e640239d99972ae44439d21ec6fcbe7902fc59c6f65db3571db0944e48f2207a442f3be5d10c9655bbb1

  • \Program Files (x86)\Roblox\Versions\version-b7eebc919e96477a\WebView2RuntimeInstaller\MicrosoftEdgeWebview2Setup.exe

    Filesize

    1.5MB

    MD5

    610b1b60dc8729bad759c92f82ee2804

    SHA1

    9992b7ae7a9c4e17a0a6d58ffd91b14cbb576552

    SHA256

    921d51979f3416ca19dca13a057f6fd3b09d8741f3576cad444eb95af87ebe08

    SHA512

    0614c4e421ccd5f4475a690ba46aac5bbb7d15caea66e2961895724e07e1ec7ee09589ca9394f6b2bcfb2160b17ac53798d3cf40fb207b6e4c6381c8f81ab6b4

  • \Users\Admin\AppData\Local\Temp\RarSFX0\svchost.exe

    Filesize

    337KB

    MD5

    bebf4bf762f1146dad09d8a29d8f23af

    SHA1

    c61586bc0e76a1d56a20d4eca6c210095c36e812

    SHA256

    c258492e66964f5ed8ccfed9b57b49a9f5b109586950baf13609800bb3eaed4d

    SHA512

    af2f864253f50c8fbea9d307dfdb3c1b067fc86f52528ce8fe053b1692ead216de86239303542e99bf13ddbd97c0457bd6adfbb38f03a24676a20fb1ba5591ed

  • memory/2520-10-0x000007FEF5C53000-0x000007FEF5C54000-memory.dmp

    Filesize

    4KB

  • memory/2520-11-0x000000013FE80000-0x000000013FED8000-memory.dmp

    Filesize

    352KB

  • memory/2520-16-0x000007FEF5C50000-0x000007FEF663C000-memory.dmp

    Filesize

    9.9MB

  • memory/2520-18-0x000007FEF5C50000-0x000007FEF663C000-memory.dmp

    Filesize

    9.9MB