Analysis

  • max time kernel
    299s
  • max time network
    245s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-08-2024 06:49

General

  • Target

    http://tachmac.net/

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 8 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument http://tachmac.net/
    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:4904
    • 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,0x100,0xd4,0x104,0x7fff3813cc40,0x7fff3813cc4c,0x7fff3813cc58
      2⤵
        PID:2832
      • 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=1904,i,2097457554078499847,15471294384326533111,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=1896 /prefetch:2
        2⤵
          PID:4064
        • 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=1728,i,2097457554078499847,15471294384326533111,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2092 /prefetch:3
          2⤵
            PID:4900
          • 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=2232,i,2097457554078499847,15471294384326533111,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2284 /prefetch:8
            2⤵
              PID:3980
            • 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=2864,i,2097457554078499847,15471294384326533111,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3092 /prefetch:1
              2⤵
                PID:2180
              • 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=3284,i,2097457554078499847,15471294384326533111,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3280 /prefetch:1
                2⤵
                  PID:2032
                • 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=3068,i,2097457554078499847,15471294384326533111,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3860 /prefetch:1
                  2⤵
                    PID:4584
                  • 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=8 --field-trial-handle=4648,i,2097457554078499847,15471294384326533111,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3300 /prefetch:1
                    2⤵
                      PID:4500
                    • 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=9 --field-trial-handle=3888,i,2097457554078499847,15471294384326533111,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4580 /prefetch:1
                      2⤵
                        PID:908
                      • 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=3280,i,2097457554078499847,15471294384326533111,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4884 /prefetch:8
                        2⤵
                          PID:2092
                        • 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=11 --field-trial-handle=3376,i,2097457554078499847,15471294384326533111,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4892 /prefetch:1
                          2⤵
                            PID:4768
                          • 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=12 --field-trial-handle=3404,i,2097457554078499847,15471294384326533111,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4972 /prefetch:1
                            2⤵
                              PID:1452
                            • 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=13 --field-trial-handle=4340,i,2097457554078499847,15471294384326533111,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3368 /prefetch:1
                              2⤵
                                PID:4608
                              • 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=4880,i,2097457554078499847,15471294384326533111,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4364 /prefetch:8
                                2⤵
                                • Drops file in System32 directory
                                • Suspicious behavior: EnumeratesProcesses
                                PID:1544
                            • 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:2408
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                                1⤵
                                  PID:1820

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • 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

                                  8KB

                                  MD5

                                  c70e26de380ed9e3212f2e41bcd8cacf

                                  SHA1

                                  1047616640f7bd61137892f1b06199e7a11e747a

                                  SHA256

                                  8275a60dce7bf0247b918cf350e3049889905054b34dc0bc407e776c2308c45a

                                  SHA512

                                  2fb33c4a5695076ee034e1d074578c5ed8c07d9c91bf8fd608d30497e8b1aa8779d9db0e210b104c8ee78eaef86a60d5639349a215b62fd88a990bfc03906b9b

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

                                  Filesize

                                  8KB

                                  MD5

                                  695af23660c08defc6ef71cccf5c6c39

                                  SHA1

                                  497f170cb0d6fa2937a142781ce97cedce340445

                                  SHA256

                                  862e56fa0dc620b4d4e71c6428f8e813aa8d27aef60b7abb2cd045a0e0a9dc48

                                  SHA512

                                  5975c1bf8ccba63dd7f54678007776150310c4654bb44a1a066f3a3b15721d5737fb8081987b00fff64603fe72adcf10441dfe690e4eb9012171d62f30774774

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

                                  Filesize

                                  8KB

                                  MD5

                                  45ee83ae015cdac8b03f17f690994adb

                                  SHA1

                                  6ed9b429f2be4f2b41927499165531dc81cace4e

                                  SHA256

                                  e70fb28e386a695b141c729d211ec0c04a7876ff2f8f40c103a3fa3cf6b67933

                                  SHA512

                                  0e6a005eadf0993890468dc5cfbc7351ae52c18a77a1ac2815653fb4c1d89dd376691b47e42ead0732b83bb374c6430017b88c021a5a52fe79ce4c81bf76f743

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

                                  Filesize

                                  8KB

                                  MD5

                                  b450cbb53921f68edd9514731f82dbec

                                  SHA1

                                  1b6d0ea97108e416e75027263ec3fae50a02b064

                                  SHA256

                                  d52cdebe1c922b5523f405d9ee05714b247ab6ca3fdb61207145fe3c0e81d55a

                                  SHA512

                                  6979b594f97ced8a8648d65575fdfcb265f0dbf237139ffc5fe6840e1384dd79ab8a3a8e41725136b1c48ceeef508797a305df94cceb970cd9d515a15330ba27

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

                                  Filesize

                                  8KB

                                  MD5

                                  13ab40d9b54ad6a572913734faec1dce

                                  SHA1

                                  9f72133889ed082fa6b7d7f8cd8635e27917678a

                                  SHA256

                                  d65719bb6990d230ecd8fbe7081d57716b930cfb576ef98407706bff2e801bc2

                                  SHA512

                                  5ebfb3f61e20d011be55e1c13213f68ec63def0b335420e99235359b0085c50c624464f1f97c6a245c81d488ef048e4259bb6724488338c47fca2a91b4150d6b

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

                                  Filesize

                                  8KB

                                  MD5

                                  942b5b611ed2f69c9f903b4bddcb8c43

                                  SHA1

                                  ad9dd9e9e1cd78854fd1235e1f028cbbc13e56fb

                                  SHA256

                                  9daa24afcee234be4c4cc9590a8e656dc1112102300d09f6609caf5f2062f3a0

                                  SHA512

                                  64c9f9e04d39ebf8114f545b69f4a257cb9cbbf40bfcd62c8cb1d412f733d6d26d354da28d69fad7559390348440fd768dba3c2f1936ee3f839f4756875b09eb

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

                                  Filesize

                                  8KB

                                  MD5

                                  d9c315c4738e285adf8809aa82fe139e

                                  SHA1

                                  fdee5969cb8730938012558424bea7f9f36cf020

                                  SHA256

                                  ac75ac07156b7e15dbd0d2acfc3f15c70bbacd90fa0d045c5cf948cb4da707e6

                                  SHA512

                                  d48c73f36b2d2dcd080739d9d4b0a47c9e19dda3a7918a12253b19b53ed1fe161869e45cc39780cbd246735c6dacad14dbcafad8a041e8d104d72ec10716526d

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

                                  Filesize

                                  8KB

                                  MD5

                                  309102a26160b1f1b50a31cd070a70bf

                                  SHA1

                                  b384ad3a0b3166785eec7ce2c138ade779091c0b

                                  SHA256

                                  0bfd76b0630101a5a68ef349df9863d6c8d62afc23087cb80f5a432f64db3493

                                  SHA512

                                  ecf53a3be8176c8483a09ce2f90ef1355d5028df456ac82fa357cd1d55fb3748d5a0df4426991bc326c25d240d3e1de6a67aa3f592a30db84a3a5617d9323cf2

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

                                  Filesize

                                  8KB

                                  MD5

                                  a5b9f2d928885d025521832f797685f3

                                  SHA1

                                  028877c1544bd127b2b2d81e9932849135b8deb1

                                  SHA256

                                  8c1b1ca803a27228dc90b301efb79340a0d79c3402c3d1c708536a2d21f6bbfa

                                  SHA512

                                  7da0fad23ebc705cc0210a382d2d31a35ee3578dffc938cd0a548ea24280ab679215ed1a01d409f992857890304a074771e920cf73294f201a15688e7ad625c6

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

                                  Filesize

                                  8KB

                                  MD5

                                  585d67d8194f67ec6a0c150aa035dbdd

                                  SHA1

                                  afde80afbac5c68a43ac7221a2b39e88e11e100e

                                  SHA256

                                  3af032d9982716f0452e2cfeacca14f5fb04a37af64aaae44007704fc0bb57da

                                  SHA512

                                  72fe08382adfa0ceed9e2a65ace74e24b95a986b90d25432bb04a958af8f4a1a0c1fc47e41f287e788763d77ab80c71594ec4671f94a43241a7cde2985217059

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

                                  Filesize

                                  8KB

                                  MD5

                                  8e82be5de08ec3a91f8e9656fc0f9990

                                  SHA1

                                  ea4ff49efa1c341a236c186ce5b9719b83a22ba7

                                  SHA256

                                  81d576a6279114bcd02f391a731f48c521a94e7df3a13d2d0ae5e34c21977616

                                  SHA512

                                  1c6e59837ea4d9385a7e978b2fca336fd1bbe0da89e961f02bfc795417799ba3381103efbeb9975b5ea3b25c254557f0627b0130b15e71269b9568541bec2b67

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

                                  Filesize

                                  8KB

                                  MD5

                                  99da935536d84921d3f4985ea2310b9d

                                  SHA1

                                  f8686c3ea45add3e355f83da82bd5f2bba0e825a

                                  SHA256

                                  da42ddd4c556004412ef40bb3ae191c9f7026601183a253cade72c774a55cce2

                                  SHA512

                                  2f387c060f036ed7ec4ca8c0881f9c0dd780a473e01fc8826efc3fdd3f9b4cb99a18a4ac84dd8947220e6f6c9a2ce6dd4eee1fa9fb7d18203eb667675c59f267

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

                                  Filesize

                                  99KB

                                  MD5

                                  694164daba1230b5bc9fda058ee45fcf

                                  SHA1

                                  24cc45965c8442fc69f5cee0ab49ea2c0bca8eb9

                                  SHA256

                                  7be75783df5dd5e4fb89d51158914a14e498c668e8bfcc8ca79c3c4684df7852

                                  SHA512

                                  0df2f110f85bc776da3daf7c56a520f80b53f02e7a4de56441cda952823aab8bae7f63d2d76883acee6ef4a28843ae2c91592d0b26cf9930668a2417c0e151e2

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

                                  Filesize

                                  99KB

                                  MD5

                                  c299bb38a0e61f5d6575dc7c37d5a93a

                                  SHA1

                                  eb305e429ff4d98a655c8b1fb857f6b10aef133a

                                  SHA256

                                  691997dde8134fe077a36a3654b4eb0ba109f411fb1c5f422c9bec0c740064cd

                                  SHA512

                                  99b37a23e1e727ad7cf83ca9b4651ac2b139e1bf529152b553754d07eba7fd4d989266e3f984229a0dc8640b496b226a85a72304cbda00cc0d181aa272bcfe26