Analysis

  • max time kernel
    35s
  • max time network
    33s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/01/2025, 06:11

General

  • Target

    https://link.storjshare.io/s/juyvwcout7cnsklzqw2cstsyq3jq/test/Lc2.exe?download=1

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://accidenfaithyh.cyou/api

Signatures

  • Lumma Stealer, LummaC

    Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

  • Lumma family
  • Downloads MZ/PE file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 1 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 3 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 8 IoCs
  • Suspicious use of FindShellTrayWindow 36 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --start-maximized --single-argument https://link.storjshare.io/s/juyvwcout7cnsklzqw2cstsyq3jq/test/Lc2.exe?download=1
    1⤵
    • Enumerates system info in registry
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2512
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7fffe9e246f8,0x7fffe9e24708,0x7fffe9e24718
      2⤵
        PID:3944
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2100,2838478108887519429,9043186301189918191,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2108 /prefetch:2
        2⤵
          PID:1048
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2100,2838478108887519429,9043186301189918191,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2176 /prefetch:3
          2⤵
          • Downloads MZ/PE file
          • Suspicious behavior: EnumeratesProcesses
          PID:2976
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2100,2838478108887519429,9043186301189918191,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2696 /prefetch:8
          2⤵
            PID:1544
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2838478108887519429,9043186301189918191,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3304 /prefetch:1
            2⤵
              PID:4924
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2838478108887519429,9043186301189918191,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3312 /prefetch:1
              2⤵
                PID:4896
              • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2100,2838478108887519429,9043186301189918191,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5012 /prefetch:8
                2⤵
                  PID:3412
                • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2100,2838478108887519429,9043186301189918191,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5012 /prefetch:8
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:952
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2838478108887519429,9043186301189918191,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5044 /prefetch:1
                  2⤵
                    PID:2528
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2838478108887519429,9043186301189918191,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5088 /prefetch:1
                    2⤵
                      PID:3440
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2838478108887519429,9043186301189918191,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4144 /prefetch:1
                      2⤵
                        PID:1828
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2838478108887519429,9043186301189918191,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=180 /prefetch:1
                        2⤵
                          PID:516
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --field-trial-handle=2100,2838478108887519429,9043186301189918191,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=3408 /prefetch:8
                          2⤵
                            PID:5064
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2838478108887519429,9043186301189918191,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3404 /prefetch:1
                            2⤵
                              PID:4704
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --field-trial-handle=2100,2838478108887519429,9043186301189918191,131072 --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=6228 /prefetch:8
                              2⤵
                                PID:4856
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2838478108887519429,9043186301189918191,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=17 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5916 /prefetch:1
                                2⤵
                                  PID:656
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --field-trial-handle=2100,2838478108887519429,9043186301189918191,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5964 /prefetch:8
                                  2⤵
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:3900
                              • C:\Windows\System32\CompPkgSrv.exe
                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                1⤵
                                  PID:1296
                                • C:\Windows\System32\CompPkgSrv.exe
                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                  1⤵
                                    PID:3636
                                  • C:\Windows\System32\rundll32.exe
                                    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                                    1⤵
                                      PID:3692
                                    • C:\Users\Admin\Downloads\Lc2.exe
                                      "C:\Users\Admin\Downloads\Lc2.exe"
                                      1⤵
                                      • Executes dropped EXE
                                      • System Location Discovery: System Language Discovery
                                      PID:4868

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                                      Filesize

                                      152B

                                      MD5

                                      d7cb450b1315c63b1d5d89d98ba22da5

                                      SHA1

                                      694005cd9e1a4c54e0b83d0598a8a0c089df1556

                                      SHA256

                                      38355fd694faf1223518e40bac1996bdceaf44191214b0a23c4334d5fb07d031

                                      SHA512

                                      df04d4f4b77bae447a940b28aeac345b21b299d8d26e28ecbb3c1c9e9a0e07c551e412d545c7dbb147a92c12bad7ae49ac35af021c34b88e2c6c5f7a0b65f6a8

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                                      Filesize

                                      152B

                                      MD5

                                      37f660dd4b6ddf23bc37f5c823d1c33a

                                      SHA1

                                      1c35538aa307a3e09d15519df6ace99674ae428b

                                      SHA256

                                      4e2510a1d5a50a94fe4ce0f74932ab780758a8cbdc6d176a9ce8ab92309f26f8

                                      SHA512

                                      807b8b8dc9109b6f78fc63655450bf12b9a006ff63e8f29ade8899d45fdf4a6c068c5c46a3efbc4232b9e1e35d6494f00ded5cdb3e235c8a25023bfbd823992d

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

                                      Filesize

                                      186B

                                      MD5

                                      9835bd75cc5ac7d1f5f370c9db3117f2

                                      SHA1

                                      d8bb21e30cc698d3ff481fd41abadd7dd3070ad1

                                      SHA256

                                      de7498442403044cf249351e9896fe94ad950d3c5a1316a15981caacfc87348a

                                      SHA512

                                      9b4d597c9f5ffba1478c8c711a7c5678a100db8949e3b4bc4776d840eb046462e508bfc3fef93e4e1df4587298f1323b38250c4c9ce137e6dee09224cb164998

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                      Filesize

                                      6KB

                                      MD5

                                      553b5892024c13382781693ba9c98c89

                                      SHA1

                                      1318bf55cbaa5e0a2db46b256ac55676188d1ec6

                                      SHA256

                                      cf5c52520d322ae093dd8e7e8f5e3eb1fe932ca59cbdd4947a396aa204f4fc89

                                      SHA512

                                      44a897865de45a840373def89511393ee164ce50e3642d216de1db92aeafbea046935c6bb9414721818b716f28df3b7b27aa70095c263a5dc173005b44bbc95c

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                      Filesize

                                      6KB

                                      MD5

                                      d91cd4c9983578471ffd694e2bfad4da

                                      SHA1

                                      63f9ff8a8ec92e5c36b1d11e23da8deba68b6ba8

                                      SHA256

                                      2b10ebcfa915926e036d8e36a2e0af8615d3243027a46448ae1f18716c983557

                                      SHA512

                                      156f729a81a1536742717511c3c9b170b48a3b5c906f9fa1b16703098adb0141bf244db451ce35961b62e5bca97df270858afe41180206907244b46d220ea18b

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                      Filesize

                                      5KB

                                      MD5

                                      e05cd979fae6af15f5457e31ba3e6c7f

                                      SHA1

                                      c2136e31d13b67b2e2dbfb0292c2354c5fb90241

                                      SHA256

                                      98429ba863cc18e7451f835a005159ecb375502d17a54fa021b547e0a39c06f0

                                      SHA512

                                      411a59ac23b70b9157f79038b1447d9d1599d15e7f44ad3b633679dfc66aba4625ac940cdbfe30c585199be9704c92b7b112222247e04f869a1c40374bd65d27

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                                      Filesize

                                      16B

                                      MD5

                                      6752a1d65b201c13b62ea44016eb221f

                                      SHA1

                                      58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                                      SHA256

                                      0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                                      SHA512

                                      9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                                      Filesize

                                      10KB

                                      MD5

                                      60171123cfe1c82f40769abb8fa9e372

                                      SHA1

                                      9a690e7f04fbb6e95f37b30f0f9cf28f64a14145

                                      SHA256

                                      46e95500990a8cb497499945641be047a08f9f9cdf467bdb1cdae799387f46a8

                                      SHA512

                                      e17469db0ed2541d95e991d42948c315b6897f054912a874ca4113ded7e092b4c78bbd1dfbab9b924a2772b0fb352899ff9ff920bbc8519c071c24c58cfeb3f0

                                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                                      Filesize

                                      10KB

                                      MD5

                                      925a82a5f3bd303bc496dcea536bac33

                                      SHA1

                                      cf712bd80920cf6cf591f4ea4b4795f4b418a484

                                      SHA256

                                      cd4809fd68140cc14cebdd7be516d6cce65fe92820c5617cccd0798e5adb5281

                                      SHA512

                                      1bb7ac2a1c75420baac1a5a952f6bad56f7b1e79eaa65679d730423644dfc3aec5316abd66aa25702da00980cc1829d904568d0fbcd8d2766809d393c1cb4b66

                                    • C:\Users\Admin\Downloads\Unconfirmed 196763.crdownload

                                      Filesize

                                      339KB

                                      MD5

                                      ef489c304a73db3c11e87d913e96f50d

                                      SHA1

                                      2ee51f41d88ba464990ce11b8054a732b083a819

                                      SHA256

                                      cff31b7d06a81f1ecb519cc221d0d843d653204c9009d70b6616e4c8b6819561

                                      SHA512

                                      d3ca4483aee8de28fa44a5054342bc1ae55345972d8ce0bcf2b9c9cce744dfb7ea2026984e1fec6a1984fe04ba8c4feb0a68dae85b7cb355170296bb22e5ab7d