Analysis

  • max time kernel
    109s
  • max time network
    108s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    17-01-2025 10:51

General

  • Target

    https://medicaljummtj.shop/api

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://medicaljummtj.shop/api

Signatures

  • Lumma Stealer, LummaC

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

  • Lumma family
  • Drops file in Windows directory 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 12 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://medicaljummtj.shop/api
    1⤵
    • Drops file in Windows directory
    • 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:3032
    • 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:4 --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=123.0.6312.123 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7fff70b7cc40,0x7fff70b7cc4c,0x7fff70b7cc58
      2⤵
        PID:4520
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1940,i,3952206642177477900,1402818988399423306,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=1936 /prefetch:2
        2⤵
          PID:2172
        • 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 --no-appcompat-clear --field-trial-handle=1700,i,3952206642177477900,1402818988399423306,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=1972 /prefetch:3
          2⤵
            PID:4236
          • 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=service --no-appcompat-clear --field-trial-handle=2120,i,3952206642177477900,1402818988399423306,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2128 /prefetch:8
            2⤵
              PID:2044
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3088,i,3952206642177477900,1402818988399423306,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3104 /prefetch:1
              2⤵
                PID:1284
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3092,i,3952206642177477900,1402818988399423306,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3144 /prefetch:1
                2⤵
                  PID:4360
                • 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 --no-appcompat-clear --field-trial-handle=4384,i,3952206642177477900,1402818988399423306,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4616 /prefetch:8
                  2⤵
                    PID:1688
                • C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe
                  "C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe"
                  1⤵
                    PID:3116
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                    1⤵
                      PID:1068
                    • C:\Windows\system32\BackgroundTransferHost.exe
                      "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.13
                      1⤵
                      • Modifies registry class
                      PID:2688

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

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

                      Filesize

                      649B

                      MD5

                      70667817f8ed5906dd999162cc37f453

                      SHA1

                      6bc02324ffb8e63303551fcef259be6aebfd13e6

                      SHA256

                      0033d029e271ad28acd76bff706cdc3c4fdb2ee1578c8b30f2afc334bb033e12

                      SHA512

                      bc6b133b8172c0a5872bfbedfc91b805619b0ef55955ea07840791ac20f2339918f9c2e45c62107e4583090ec5f920d895808a9588008b7a23f6448fc4a0a74e

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State

                      Filesize

                      2KB

                      MD5

                      8c434cc116043db13f67e841b2dea9f4

                      SHA1

                      d08efe60a646de1058debd9454788f4135e153a8

                      SHA256

                      4f0cc337bcee664e9539eeb8a69022d2ad9ab35bdb8aa09dd2b6c2120d53931b

                      SHA512

                      16694770827346ba727b54efb79dceaa53505055d3512279d71a612a08d6f201a9150a4123465bc0b72006ae2d65d10a0056b8d0e6a2dbd6494152762097791d

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports

                      Filesize

                      2B

                      MD5

                      d751713988987e9331980363e24189ce

                      SHA1

                      97d170e1550eee4afc0af065b78cda302a97674c

                      SHA256

                      4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

                      SHA512

                      b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

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

                      Filesize

                      9KB

                      MD5

                      287c38e4374d9abefe6ccff8adc928f7

                      SHA1

                      375433fcb45679a78f542a1b717b9fe65dc45396

                      SHA256

                      ad671ced95d52852e4efbefc59f70d6866a66d6da31ca795d504e1a6efddd61e

                      SHA512

                      27cc880a7448d317a616170dd5799c642155847d614e5d16d67ace2bd4dca0b58890c328ff2abbc47b20cc3ae879c40dc79216b55637d4869d0a16002041700d

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

                      Filesize

                      9KB

                      MD5

                      9f87e3ee3fa04af7c63789a3d3210b9a

                      SHA1

                      ef2d724498bddc4385d7974306a348aa592c2b1c

                      SHA256

                      4396b38010bbc19e7f84fe471290e1db0b26cd2a36a4cd3c45fd50369537ef5b

                      SHA512

                      477f4b056045f8cc8d95cba63dca94bd3208da25c4302e5629ce5df85bded8ef21ba6fe1583aeb9b5fdce021e325662df3ef23c65d5d91e5fead1d33a09c01d4

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

                      Filesize

                      9KB

                      MD5

                      7680e0c10d6ad2093bfc20f2bc51656a

                      SHA1

                      43e4584d0a8b8c0adaf776432a2c88e268db7495

                      SHA256

                      e5edc264469838740672c9fae0b16c201f49271e4ce7f0992459e32ff6e8a979

                      SHA512

                      d77dcbb4e64e377a659177a775d5212d3b6fe2a5ff15978865c0e9f4c4327972f01da88431e2cd7a1f0d05103292af667974d87817fa805873ce79b1acde6e2c

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

                      Filesize

                      9KB

                      MD5

                      b28a25d373b8538d25ca4b9ac17d55e3

                      SHA1

                      f0397892d681a8380a005156a4a0d635ccc97c6a

                      SHA256

                      8a658975ade41c55966cd8385a8746e7e87a80ab19e73b76f8dac391c0e530f6

                      SHA512

                      2a6fccb395c9b794af4f8204914b730ee45599f98bdbebabcf4aacde70f80bf720a96c9bc65ae5c0118504d5f2438c95e863ab29749ae2f71689cde0c0121a79

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

                      Filesize

                      9KB

                      MD5

                      fafa65dd09fce136d8e0c26aacf4e3ec

                      SHA1

                      5d357b0ddad68030044bf4a1d7eb31b6e870714e

                      SHA256

                      d0eba20c8104ef3a2a769f89481244da43244b67f4ac40e835b3945b881eaf55

                      SHA512

                      b687c33caa7d795bcab75aff7adc489d7f6bf276548b7b54d7e852c3e45c9642841b7ddf27c7f7d843b0348ff904da242dd931ebf3f6e504a12aa240c1ae7a2b

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

                      Filesize

                      9KB

                      MD5

                      c9d0f12ba0be52a81e1052ed9a7b6b2c

                      SHA1

                      7c268a9237eb8bc84c888977694fe525f1107f73

                      SHA256

                      4614fbe04553ce37e181bf1f92fe596cd64dd375f03eec5e261b0b93dd5951ba

                      SHA512

                      85b601ed94b7ae575b691d28c2c06b1d56a454cd05916c701a7b4892aa8c8bfc6bc9c5dc022e3faa3b473caa96d0d434413835286cf2704207dfabda77efbd20

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

                      Filesize

                      9KB

                      MD5

                      47b7e47b6354e2cbaf350e8c303206cd

                      SHA1

                      0cbebc4433d085d0484a4699a0c3c9da74386f4b

                      SHA256

                      366fb8c1eb0cb639e3b58247cc05ef8df62ad41892dd9451f4d8f401dca27620

                      SHA512

                      0fe1b5cb447cabdde2d6af6aeaa3cdb73eaa7dd55213b2a691142b8875659bd9b858a24602066f5ebb21494fa60124ef183e9feeb5760c32c8e06448782a3a53

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                      Filesize

                      228KB

                      MD5

                      1973eb61968b5ae66769ab6444947c89

                      SHA1

                      ab4626c8d2522f9d456e6720fcc057ffe73332dd

                      SHA256

                      459e016f02bfcbed235d3eaa058a26c685994d94c6c7d5d9f8af9ca8cbcbe52e

                      SHA512

                      65c8842fb524d2eb0db53add50082cc04dc0c75c7f55db5929f1041368a61e340a38d527a4f7364959ba9e34ba3351bd5afe7676a388a2d9e62ab33cf2716277

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                      Filesize

                      228KB

                      MD5

                      3a33bc60f3cac0e745978ceccf1b1d2e

                      SHA1

                      8fa46e0d9f70c445dd48568f2c7d6fa05922a2ec

                      SHA256

                      d71107293378203044be46fc5accc8bfd75859f7a3794184d77a23e275726aee

                      SHA512

                      4cc42ececc2319e5893be6708ba5c5e5e9cb814b3961f3cd9057251e5cb12e84ae4705ae1bd5f79a164e262960445a3b408f217c7d781775f3ffb41fd4aa1469

                    • C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\AC\BackgroundTransferApi\17d19d7f-a52b-4b14-bad6-554a8b684e2f.down_data

                      Filesize

                      555KB

                      MD5

                      5683c0028832cae4ef93ca39c8ac5029

                      SHA1

                      248755e4e1db552e0b6f8651b04ca6d1b31a86fb

                      SHA256

                      855abd360d8a8d6974eba92b70cbd09ce519bc8773439993f9ab37cb6847309e

                      SHA512

                      aba434bd29be191c823b02ea9b639beb10647bbe7759bbffdaa790dfb1ec2c58d74c525ef11aacda209e4effe322d1d3a07b115446c8914b07a3bce4d8a0e2c3