Analysis

  • max time kernel
    88s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/06/2024, 17:24

General

  • Target
    Loader.exe
  • Size 490KB
  • Sample240613-vyp1vsxcnd
  • SHA256 f5f14b9073f86da926a8ed319b3289b893442414d1511e45177f6915fb4e5478
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • lumma

C2
  • https://cleartotalfisherwo.shop/api

  • https://worryfillvolcawoi.shop/api

  • https://enthusiasimtitleow.shop/api

  • https://dismissalcylinderhostw.shop/api

  • https://affordcharmcropwo.shop/api

  • https://diskretainvigorousiw.shop/api

  • https://communicationgenerwo.shop/api

  • https://pillowbrocccolipe.shop/api

Signatures

  • Lumma Stealer

    An infostealer written in C++ first seen in August 2022.

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 41 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 61 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Loader.exe
    "C:\Users\Admin\AppData\Local\Temp\Loader.exe"
    1⤵
      PID:5060
    • C:\Windows\system32\taskmgr.exe
      "C:\Windows\system32\taskmgr.exe" /4
      1⤵
      • Checks SCSI registry key(s)
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2980
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:4352
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4240 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:912
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe"
          1⤵
          • Enumerates system info in registry
          • Modifies data under HKEY_USERS
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of WriteProcessMemory
          PID:376
          • 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=0x11c,0x120,0x124,0xf8,0x128,0x7ffca3169758,0x7ffca3169768,0x7ffca3169778
            2⤵
              PID:3148
            • 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=1792 --field-trial-handle=1992,i,2924767082069182974,18022356504894058766,131072 /prefetch:2
              2⤵
                PID:640
              • 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=1944 --field-trial-handle=1992,i,2924767082069182974,18022356504894058766,131072 /prefetch:8
                2⤵
                  PID:412
                • 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=2288 --field-trial-handle=1992,i,2924767082069182974,18022356504894058766,131072 /prefetch:8
                  2⤵
                    PID:4124
                  • 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=3128 --field-trial-handle=1992,i,2924767082069182974,18022356504894058766,131072 /prefetch:1
                    2⤵
                      PID:2544
                    • 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=3304 --field-trial-handle=1992,i,2924767082069182974,18022356504894058766,131072 /prefetch:1
                      2⤵
                        PID:60
                      • 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=7 --mojo-platform-channel-handle=3812 --field-trial-handle=1992,i,2924767082069182974,18022356504894058766,131072 /prefetch:1
                        2⤵
                          PID:3428
                        • 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=3804 --field-trial-handle=1992,i,2924767082069182974,18022356504894058766,131072 /prefetch:8
                          2⤵
                            PID:4904
                          • 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=4876 --field-trial-handle=1992,i,2924767082069182974,18022356504894058766,131072 /prefetch:8
                            2⤵
                              PID:4584
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5160 --field-trial-handle=1992,i,2924767082069182974,18022356504894058766,131072 /prefetch:8
                              2⤵
                                PID:4904
                              • 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=5268 --field-trial-handle=1992,i,2924767082069182974,18022356504894058766,131072 /prefetch:8
                                2⤵
                                  PID:5192
                                • 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=12 --mojo-platform-channel-handle=5272 --field-trial-handle=1992,i,2924767082069182974,18022356504894058766,131072 /prefetch:1
                                  2⤵
                                    PID:5388
                                • 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:2588

                                  Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        TransportSecurity

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity
                                        • Size 369B
                                        • SHA256 96b2b7f74c57d1923c37a5ee91a5cfb98c2872f7931d03edd96a851e6ef55be1
                                        • MD5 SHA1 SHA512

                                        Preferences

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                        • Size 5KB
                                        • SHA256 f964836cb85b1adfea5cfcd8a670602e431372c6381135c1e91f842ff0ec4286
                                        • MD5 SHA1 SHA512 SSDEEP

                                        Local State

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                        • Size 276KB
                                        • SHA256 77798ae04df1159f52bf09da5e7c777a6f452bf9988ce71979c338f22efabae1
                                        • MD5 SHA1 SHA512 SSDEEP

                                        persisted_first_party_sets.json

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json
                                        • Size 2B
                                        • SHA256 44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
                                        • MD5 SHA1 SHA512

                                        memory/2980-20-0x000002118F010000-0x000002118F011000-memory.dmp

                                        memory/2980-21-0x000002118F010000-0x000002118F011000-memory.dmp

                                        memory/2980-18-0x000002118F010000-0x000002118F011000-memory.dmp

                                        memory/2980-12-0x000002118F010000-0x000002118F011000-memory.dmp

                                        memory/2980-13-0x000002118F010000-0x000002118F011000-memory.dmp

                                        memory/2980-14-0x000002118F010000-0x000002118F011000-memory.dmp

                                        memory/2980-24-0x000002118F010000-0x000002118F011000-memory.dmp

                                        memory/2980-23-0x000002118F010000-0x000002118F011000-memory.dmp

                                        memory/2980-22-0x000002118F010000-0x000002118F011000-memory.dmp

                                        memory/2980-19-0x000002118F010000-0x000002118F011000-memory.dmp

                                        memory/5060-0-0x0000000000330000-0x000000000037B000-memory.dmp

                                        memory/5060-8-0x0000000000780000-0x0000000000781000-memory.dmp

                                        memory/5060-11-0x0000000000330000-0x000000000037B000-memory.dmp

                                        memory/5060-7-0x0000000000780000-0x0000000000781000-memory.dmp

                                        memory/5060-10-0x0000000000780000-0x0000000000781000-memory.dmp

                                        memory/5060-9-0x0000000000780000-0x0000000000781000-memory.dmp

                                        memory/5060-5-0x0000000000780000-0x0000000000781000-memory.dmp

                                        memory/5060-6-0x0000000000780000-0x0000000000781000-memory.dmp