Resubmissions

29-06-2024 16:59

240629-vhe6qa1gkg 10

Analysis

  • max time kernel
    150s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    29-06-2024 16:59

General

  • Target

    Discord rat.exe

  • Size

    79KB

  • MD5

    d13905e018eb965ded2e28ba0ab257b5

  • SHA1

    6d7fe69566fddc69b33d698591c9a2c70d834858

  • SHA256

    2bd631c6665656673a923c13359b0dc211debc05b2885127e26b0dce808e2dec

  • SHA512

    b95bfdebef33ac72b6c21cdf0abb4961222b7efd17267cd7236e731dd0b6105ece28e784a95455f1ffc8a6dd1d580a467b07b3bd8cb2fb19e2111f1a864c97cb

  • SSDEEP

    1536:YCH0jBD2BKkwbPNrfxCXhRoKV6+V+y9viwp:VUjBD2BPwbPNrmAE+MqU

Malware Config

Signatures

  • Discord RAT

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Discord rat.exe
    "C:\Users\Admin\AppData\Local\Temp\Discord rat.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2468
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2468 -s 596
      2⤵
        PID:1620
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe"
      1⤵
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1796
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef7409758,0x7fef7409768,0x7fef7409778
        2⤵
          PID:1700
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1164 --field-trial-handle=1380,i,7686847719194914436,7339643244953397870,131072 /prefetch:2
          2⤵
            PID:2824
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1508 --field-trial-handle=1380,i,7686847719194914436,7339643244953397870,131072 /prefetch:8
            2⤵
              PID:2640
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1632 --field-trial-handle=1380,i,7686847719194914436,7339643244953397870,131072 /prefetch:8
              2⤵
                PID:2900
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2308 --field-trial-handle=1380,i,7686847719194914436,7339643244953397870,131072 /prefetch:1
                2⤵
                  PID:1860
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2320 --field-trial-handle=1380,i,7686847719194914436,7339643244953397870,131072 /prefetch:1
                  2⤵
                    PID:1408
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1560 --field-trial-handle=1380,i,7686847719194914436,7339643244953397870,131072 /prefetch:2
                    2⤵
                      PID:2272
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=1276 --field-trial-handle=1380,i,7686847719194914436,7339643244953397870,131072 /prefetch:1
                      2⤵
                        PID:596
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3456 --field-trial-handle=1380,i,7686847719194914436,7339643244953397870,131072 /prefetch:8
                        2⤵
                          PID:1632
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3576 --field-trial-handle=1380,i,7686847719194914436,7339643244953397870,131072 /prefetch:8
                          2⤵
                            PID:1568
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3548 --field-trial-handle=1380,i,7686847719194914436,7339643244953397870,131072 /prefetch:8
                            2⤵
                              PID:2920
                          • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                            "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                            1⤵
                              PID:2404

                            Network

                            MITRE ATT&CK Matrix ATT&CK v13

                            Discovery

                            Query Registry

                            1
                            T1012

                            System Information Discovery

                            1
                            T1082

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\DawnCache\data_1
                              Filesize

                              264KB

                              MD5

                              f50f89a0a91564d0b8a211f8921aa7de

                              SHA1

                              112403a17dd69d5b9018b8cede023cb3b54eab7d

                              SHA256

                              b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                              SHA512

                              bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GCM Store\Encryption\000006.dbtmp
                              Filesize

                              16B

                              MD5

                              aefd77f47fb84fae5ea194496b44c67a

                              SHA1

                              dcfbb6a5b8d05662c4858664f81693bb7f803b82

                              SHA256

                              4166bf17b2da789b0d0cc5c74203041d98005f5d4ef88c27e8281e00148cd611

                              SHA512

                              b733d502138821948267a8b27401d7c0751e590e1298fda1428e663ccd02f55d0d2446ff4bc265bdcdc61f952d13c01524a5341bc86afc3c2cde1d8589b2e1c3

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                              Filesize

                              5KB

                              MD5

                              b6dbdc18949cdf3f8f56f69b50139eac

                              SHA1

                              c998ee298c30b03b60688a8b8d981949c24de152

                              SHA256

                              fe2d600aa6829267474d8fd4e2022c29989fb408bdbe25cfbe31935750db2bff

                              SHA512

                              27f1b9091b725017ea370513bf141ab55da0dd02e093e0b52771242befc6ded3b216b1f60f064cd2a4b995c715857db526c36c616ec33de98db8e489904ec602

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                              Filesize

                              5KB

                              MD5

                              14d209430c0796712196e6ba5b17b572

                              SHA1

                              a964a282bd75b3e4f36ce7e6d8523abc8989d379

                              SHA256

                              10394583c0e1a8e0f49ac3c1804aee8017967cec0adb202d4ef313f90a018ec1

                              SHA512

                              06e393d4bef377d6a408d6eff71bd3df45ad31a009511c045e7c09eaf981dabb7a15e083d717efe3b85cd350bb1dfb33915c7914cc849ed87ef3b7abda0405dd

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\000007.dbtmp
                              Filesize

                              16B

                              MD5

                              18e723571b00fb1694a3bad6c78e4054

                              SHA1

                              afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                              SHA256

                              8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                              SHA512

                              43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

                            • \??\pipe\crashpad_1796_QNVBONDKWVXRCYLI
                              MD5

                              d41d8cd98f00b204e9800998ecf8427e

                              SHA1

                              da39a3ee5e6b4b0d3255bfef95601890afd80709

                              SHA256

                              e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                              SHA512

                              cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                            • memory/2468-0-0x000007FEF5F33000-0x000007FEF5F34000-memory.dmp
                              Filesize

                              4KB

                            • memory/2468-1-0x000000013FD80000-0x000000013FD98000-memory.dmp
                              Filesize

                              96KB

                            • memory/2468-2-0x000007FEF5F30000-0x000007FEF691C000-memory.dmp
                              Filesize

                              9.9MB

                            • memory/2468-3-0x000007FEF5F30000-0x000007FEF691C000-memory.dmp
                              Filesize

                              9.9MB