Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-10-2024 14:05

General

  • Target

    2024-10-11_30cad29a59ac340db201eeeff45ebdd5_avoslocker.exe

  • Size

    1.4MB

  • MD5

    30cad29a59ac340db201eeeff45ebdd5

  • SHA1

    618e11093f8445ae1ac096d9fe68f0e7afb1431d

  • SHA256

    9daf6dd041934892100ae2edf69e27db7b2baa0ba22ce101e7c6fdfe179de5c3

  • SHA512

    33ea1643df24bffbde854aad4f3b261e9565420e7c0f9eed49460740e927ebf859d16ba077e26fea531599191d1396a3b9d834b1272eccc5b86b1e62406dd54c

  • SSDEEP

    24576:NxpXPaR2J33o3S7P5zuHHOF26ufehMHsGKzOYffEMSXkduZ1H1:3py+VDr8rCHSXuuZV1

Malware Config

Signatures

  • Socelars

    Socelars is an infostealer targeting browser cookies and credit card credentials.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops Chrome extension 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Looks up geolocation information via web service

    Uses a legitimate geolocation service to find the infected system's geolocation info.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 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
  • Kills process with taskkill 1 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-10-11_30cad29a59ac340db201eeeff45ebdd5_avoslocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-11_30cad29a59ac340db201eeeff45ebdd5_avoslocker.exe"
    1⤵
    • Drops Chrome extension
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4336
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c taskkill /f /im chrome.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1628
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /im chrome.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3616
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe"
      2⤵
      • 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:4808
      • 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=0xf8,0xfc,0x100,0xd4,0x104,0x7ffd56cdcc40,0x7ffd56cdcc4c,0x7ffd56cdcc58
        3⤵
          PID:4300
        • 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=2000,i,13738349661091624600,6836790657725042050,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=1996 /prefetch:2
          3⤵
            PID:2300
          • 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=1792,i,13738349661091624600,6836790657725042050,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2176 /prefetch:3
            3⤵
              PID:1836
            • 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=1748,i,13738349661091624600,6836790657725042050,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2556 /prefetch:8
              3⤵
                PID:2260
              • 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=3136,i,13738349661091624600,6836790657725042050,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3148 /prefetch:1
                3⤵
                  PID:3924
                • 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=3152,i,13738349661091624600,6836790657725042050,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3200 /prefetch:1
                  3⤵
                    PID:3536
                  • 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=7 --field-trial-handle=3660,i,13738349661091624600,6836790657725042050,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4540 /prefetch:1
                    3⤵
                      PID:3884
                    • 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 --no-appcompat-clear --field-trial-handle=4732,i,13738349661091624600,6836790657725042050,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4728 /prefetch:8
                      3⤵
                        PID:2800
                      • 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 --no-appcompat-clear --field-trial-handle=3756,i,13738349661091624600,6836790657725042050,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4720 /prefetch:8
                        3⤵
                          PID:1896
                        • 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=4720,i,13738349661091624600,6836790657725042050,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4960 /prefetch:8
                          3⤵
                            PID:3492
                          • 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 --no-appcompat-clear --field-trial-handle=4988,i,13738349661091624600,6836790657725042050,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4984 /prefetch:8
                            3⤵
                              PID:4112
                            • 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 --no-appcompat-clear --field-trial-handle=5096,i,13738349661091624600,6836790657725042050,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=208 /prefetch:8
                              3⤵
                              • Modifies registry class
                              PID:800
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAACEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=5132,i,13738349661091624600,6836790657725042050,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4708 /prefetch:8
                              3⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:1268
                        • 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:4416
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                            1⤵
                              PID:4812

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

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                            Downloads

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

                              Filesize

                              2KB

                              MD5

                              2afeac6cbba3c94b91bb54d89537593d

                              SHA1

                              7975f71ca994da4858c7e072bc6c1e0ffcdc80a5

                              SHA256

                              ac34e916c484afb243942f0a332fe3b3d60f696eb70261d1876dbf23f44adf38

                              SHA512

                              7bccf543900f52e72901e459952c27118101fb38790dabaf9d77b82a40a8167fa3246dea6bee3fd729f1582c3461bbe1b942007acf2823b1ccc12b506fb3652c

                            • 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\Network\TransportSecurity

                              Filesize

                              356B

                              MD5

                              2f3f3dd52c0705b0094b11a6b3c8f6c8

                              SHA1

                              7fe8e1a44142e4086561c476e6b4dce9133ce07c

                              SHA256

                              7d8de8dd3fcd8ce6abb486b73f46b2c14168366743971f185b93b259ebade11e

                              SHA512

                              1475954c28f552d0287584d3f000430c71298f7478f9747b07fe7ed8041140ec31991657dfeef7bd853107e3f23ea880910caf50faa64887960f675ecffcc407

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

                              Filesize

                              8KB

                              MD5

                              ca4673677ab31caab078578181f8e3bc

                              SHA1

                              025bfeb81960553b5ffff304a10d18f34a4c06f7

                              SHA256

                              707ba278db419153ca96d279bad51b028ba607b60e3e9203bb91e2e8689b87f7

                              SHA512

                              fee3bdcc4d862d255039fd8e3765e34d766c557956557262d193e1015487bc41fed91b9704a2cb47fc705d5403c40ea460647d29589d0bcf4fd54850d0459a9b

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

                              Filesize

                              8KB

                              MD5

                              9b4f2395e23ac4d0f7947820d499fec0

                              SHA1

                              c59f2757643e23e922895d7980103ea24494f5b4

                              SHA256

                              696d518c45d545b987b62ca409e6dc710b497f8646d9a3edc7a0e807a636ee06

                              SHA512

                              f34d793d04ab0346e6911c3e6a2b22009928a5bc5edb1bd8c5facd1a6ab3e4c53c2c4df08477dc894bb9d0725b1717a588a465c5199d47f3e2f9ef01eaa4840f

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

                              Filesize

                              8KB

                              MD5

                              740f09dfca53da6ef0187de4ca67f5fb

                              SHA1

                              9e480778d091a64aa4c15e4f5a0fa62468e4a0b8

                              SHA256

                              74aa0558a8fcab66c24bc8b478f0a760f69d39e4afde25ff0394e8a1031acadc

                              SHA512

                              d114f459f0618506fc2c27fbbc471a2d0203ffeebbfaa8a2f789fe998e4ad4a4b7f33a6755abf82ff0bd6f1cf32f9af9214047be97d6a061fe0973892eff57ff

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

                              Filesize

                              8KB

                              MD5

                              364d175cfdc3bbf6e2ad976f311c13fa

                              SHA1

                              0dbfe4c4960e4ff234c259f43dc3cc3913481fa9

                              SHA256

                              5e1099c4d5d50eae1e8aa3118172e5820fae534d5aa056c6c1dc040d0c8918ec

                              SHA512

                              775fc60bbde770a5be15ae72a620162ef0e65663bfdcd3dde180cc15fd850d00568f0898e5a0ce6c78da55d0659bd4b769aa1d5bc120e24ebc01fcec40d76d89

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

                              Filesize

                              18KB

                              MD5

                              4e52a7e6ab05faaaf0e0c605191c63e2

                              SHA1

                              c464190eb817eac2de38fa811d0d0772fe8f5d19

                              SHA256

                              c062762a6f174bfe3bf436cee08376113d2fef597ba32e583e1c54c2c5e5eac0

                              SHA512

                              86107d0c56b6130cb56e6814e6b18f7790ba0398b89ec13203515765a84f4acaa360205fa253439084affcfa7ea38dbfd073249c7c5dd9d12e921e7a582ec0e9

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

                              Filesize

                              19KB

                              MD5

                              88fd0abfb7a16ba97160953341223d69

                              SHA1

                              96fd7e914ba32f055b4a1ae84d04f1a6b2fe20ad

                              SHA256

                              4ef688a5f654d2403fb854de661c1f1b8f8cb16ba16a7204132d4306fee62efb

                              SHA512

                              f230ab6abaa1bc6f265b4e6db8e3c0cb25cadbedaead10c849a90c5dc85c6c030dce2dea877aa8559495e274ee5af78398d6b4d48fb993b389021fbd14451ace

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

                              Filesize

                              227KB

                              MD5

                              66dfd870a4c6566921c281249e54ada1

                              SHA1

                              0f99d31734c866545a228bbd3262e5576c72aaf1

                              SHA256

                              387d6060715b1dd81a73debd646f75782b72e5779c45844698aee2a02d3b44c8

                              SHA512

                              db6ff82d94af001b10db32a6e3dfd413bbc5e8ccf56b125bd59a51527b5ac70ce473332bdfd4e000eb1e93ce2b0ffcae8b328a788433562f45c2cec00f0b4613

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

                              Filesize

                              227KB

                              MD5

                              089838d62e813dceecdd6d8649581e7b

                              SHA1

                              aa564b01eedf36c28dbd86fceb6d811d8f0c48d3

                              SHA256

                              ddc460367e479936648c1c6bd65409f169796f31a928c882b4ba43afcabb03f1

                              SHA512

                              19d5c69e4e1695121e0869335674622d855a1a1d290f93ab2eb6cf99c1509dc4979e3fdeb059430a9a5e60a16e7023e8af14933fa636f74ecae484d23812d104