Analysis

  • max time kernel
    149s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/09/2024, 14:33

General

  • Target

    http://apps.timopartl.com/6nc46des8zk3e/workinghours.appinstaller

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 2 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
  • 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:\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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument http://apps.timopartl.com/6nc46des8zk3e/workinghours.appinstaller
    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:664
    • 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,0x100,0xd4,0x104,0x7ff9dba7cc40,0x7ff9dba7cc4c,0x7ff9dba7cc58
      2⤵
        PID:3252
      • 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=1952,i,1104378660893680884,6497320620241236463,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=1948 /prefetch:2
        2⤵
          PID:4888
        • 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=1864,i,1104378660893680884,6497320620241236463,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2004 /prefetch:3
          2⤵
            PID:1912
          • 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=2164,i,1104378660893680884,6497320620241236463,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2196 /prefetch:8
            2⤵
              PID:3616
            • 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=3044,i,1104378660893680884,6497320620241236463,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3076 /prefetch:1
              2⤵
                PID:2572
              • 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=3056,i,1104378660893680884,6497320620241236463,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3100 /prefetch:1
                2⤵
                  PID:2120
                • 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=4524,i,1104378660893680884,6497320620241236463,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3856 /prefetch:1
                  2⤵
                    PID:4956
                  • 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=3472,i,1104378660893680884,6497320620241236463,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4680 /prefetch:8
                    2⤵
                      PID:2448
                    • 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=4768,i,1104378660893680884,6497320620241236463,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4824 /prefetch:8
                      2⤵
                      • Drops file in System32 directory
                      • Suspicious behavior: EnumeratesProcesses
                      PID:220
                  • 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:972
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                      1⤵
                        PID:2196

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

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                      Downloads

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

                        Filesize

                        649B

                        MD5

                        962e6918cf39b7911106adc87d5c24d5

                        SHA1

                        1c6502d0dd73871fd7da872b420f005438ccf13f

                        SHA256

                        4b7e32439a4a70e7442a91df117872ef72f39e9051a4c32f9b646081285d285f

                        SHA512

                        0a83eb3ccb7ee5ced42b52c75390a47c185fe7a037049b68fa37332b74f9058647c0c915b72d54dd4eaedf3df42ab3e24485f461c22b3c14d50bea9f3147603f

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

                        Filesize

                        1KB

                        MD5

                        2bdb69f5072039f4daa7bcbfe977de78

                        SHA1

                        3375732dc15e044f4e6b6d70143ca7e5f9b0b598

                        SHA256

                        531b3f0d7bd3b861d0da6403b2bfcf745809442e596688260ee4befeaa18fcc1

                        SHA512

                        312e6ca7221b7dd959efa408b56eb32c1521866c92f45da2f746e952c1e13fa3aeddbe2994d4ed57d1a543666a7eabb3a2d7348f372adbf9cf47d51e6ed2c59d

                      • 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

                        524B

                        MD5

                        95850b39f0e5543a47882f3b0b8c39f8

                        SHA1

                        09a6babf83e6cb36f3a04f0f75d31df8598b15fa

                        SHA256

                        40a9530ac6aa45ef09fcf29309f5a0ff14102ccf87b11b77965cb1e3c9a4aa62

                        SHA512

                        362fb75d8ff5f68abdfcf536243e2d1de00cc59390ca8487885c9feb80075b35f92471248d870b71f14ff75bc47dd592686ee54a1dd4d9f98890d991b82ff861

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

                        Filesize

                        9KB

                        MD5

                        75cae7ebe1f428bf7bdbe3004d77b8f4

                        SHA1

                        d1fb74ba9b3ac682abf78e9d806aabba8fb22681

                        SHA256

                        67cb21d152e341fc04eee0feeee752c9d864811d03faa4e1892392fcf400f1d6

                        SHA512

                        19f8e305f73aca3c645821dcf52f1082a77d0a9e265e225273b8744cd9cd431da6793777c90b5ec6fd567368f9f07f3f3bef96929702e6fc0dda63f19db4a236

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

                        Filesize

                        9KB

                        MD5

                        20f32c960fc57ff31ca242bd505b481e

                        SHA1

                        5b444a7ab5fa65df87a5a326aae8b34c75de54a5

                        SHA256

                        8153b44324fc8699ef1b47e91e78b8ad7e3296158fde24060d7fb30651294741

                        SHA512

                        1a0f82fe258710e6c104e0fb6af20e095370958913630cf8641d21be3252d4f1b54491510fcc38df390037766ec4c1e80a0afe5b34e9760f10c79a84f9afea88

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

                        Filesize

                        9KB

                        MD5

                        380ae47e40f2c2ce749972cf8b9edeb0

                        SHA1

                        a604f460a669555b6f73f4464ef9bb60bb9ace0b

                        SHA256

                        b5297d0a90ae24ebc9c656f2ad86c1763d75ffa81500ddd52aac5d72642b4f5a

                        SHA512

                        9931779dad6fb2348d70fe4ae3ed038aa5d6d8c8ad4df610e903f791c55dc8df2415c93d394bc7223c1e4f4ad08f94fafe56c49001ca26a54ede6fde9280dc4c

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

                        Filesize

                        9KB

                        MD5

                        8395a841d9b96d0a4ae87b7f582ef263

                        SHA1

                        a3a3b656860eed051ef9be270c70ac55823e7e27

                        SHA256

                        6449f64682abf36d072db21e2a821e8bcecc8a72056c853e3fe72b7fe3388330

                        SHA512

                        8fd74f6e889a72b4f6f53d5688d1e02d1fd4b8a4006fdc4fd711743000d889a3983862b98fab5564682099c332d0087ea29a636ded3567ebf6d727715eb05ff1

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

                        Filesize

                        9KB

                        MD5

                        2fd45c387b189c4d3f68eba283e3de71

                        SHA1

                        4fc13128a27fd8d2e0b46c2317d7935e7d3daf7e

                        SHA256

                        10d3f35733b5e47e5503906c9ccf6aaa3d8ea18ab5d5a13a8df04bfca6ea840a

                        SHA512

                        46eb62ccee28bb3c4bdf66f9482fa64eb0a72e9084bfbd51e62797e7d52d12d7b17dec00393703f90a7cf0075a0ed093b19e58c1cd2d091d4e92c971615fefd6

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

                        Filesize

                        99KB

                        MD5

                        6da33639f98b0e35e81331629eced2d7

                        SHA1

                        e9eba944c027d6333957e5f5b6be3840301bb5e3

                        SHA256

                        23abbb44f93f16db6061c63dcf2d321ab54bba6ace643ba769b5600f94b89949

                        SHA512

                        08aa00d882303c463735016d097d0e4cfac0f153a61f0726a290acdefbc4a15c8fc8388a1de00fd4bd0b1da3b42e53d0750aa6dce760fe272caced41ace09b03

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

                        Filesize

                        99KB

                        MD5

                        6e181ef07074c02a71056a534759c23a

                        SHA1

                        541b5c0b9edfdb7e5e2b9fd8ece821303891d4e2

                        SHA256

                        4c072fd82b59930bc0e3161cccfa33145569e9396d92d9b88f1ac6052330313c

                        SHA512

                        f8ec536be0198d15795b9e04530318d3a7175d652f5dcb9785367e46339fd7ec783bdb63367f18c8bc04b1bca4b812afe16fc6c470183b924a9757c90c5bcd53