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Analysis

  • max time kernel
    299s
  • max time network
    297s
  • platform
    windows10-1703_x64
  • resource
    win10-20240611-en
  • resource tags

    arch:x64arch:x86image:win10-20240611-enlocale:en-usos:windows10-1703-x64system
  • submitted
    05/08/2024, 06:49

General

  • Target

    http://tachmac.net/

Score
3/10

Malware Config

Signatures

  • 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 7 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument http://tachmac.net/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:4928
    • 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:7 --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=106.0.5249.119 --initial-client-data=0xcc,0xd0,0xd4,0xa8,0xd8,0x7ffd328a9758,0x7ffd328a9768,0x7ffd328a9778
      2⤵
        PID:3852
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1608 --field-trial-handle=1852,i,6009576924529327383,4068745409292987016,131072 /prefetch:2
        2⤵
          PID:1108
        • 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 --mojo-platform-channel-handle=1780 --field-trial-handle=1852,i,6009576924529327383,4068745409292987016,131072 /prefetch:8
          2⤵
            PID:4084
          • 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=utility --mojo-platform-channel-handle=2100 --field-trial-handle=1852,i,6009576924529327383,4068745409292987016,131072 /prefetch:8
            2⤵
              PID:4536
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2620 --field-trial-handle=1852,i,6009576924529327383,4068745409292987016,131072 /prefetch:1
              2⤵
                PID:2832
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2752 --field-trial-handle=1852,i,6009576924529327383,4068745409292987016,131072 /prefetch:1
                2⤵
                  PID:236
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=3492 --field-trial-handle=1852,i,6009576924529327383,4068745409292987016,131072 /prefetch:1
                  2⤵
                    PID:3516
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=2776 --field-trial-handle=1852,i,6009576924529327383,4068745409292987016,131072 /prefetch:1
                    2⤵
                      PID:4032
                    • 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 --mojo-platform-channel-handle=4220 --field-trial-handle=1852,i,6009576924529327383,4068745409292987016,131072 /prefetch:8
                      2⤵
                        PID:3508
                      • 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 --mojo-platform-channel-handle=4312 --field-trial-handle=1852,i,6009576924529327383,4068745409292987016,131072 /prefetch:8
                        2⤵
                          PID:4540
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=3876 --field-trial-handle=1852,i,6009576924529327383,4068745409292987016,131072 /prefetch:1
                          2⤵
                            PID:1720
                          • 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 --mojo-platform-channel-handle=3644 --field-trial-handle=1852,i,6009576924529327383,4068745409292987016,131072 /prefetch:8
                            2⤵
                              PID:2256
                            • 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 --mojo-platform-channel-handle=2864 --field-trial-handle=1852,i,6009576924529327383,4068745409292987016,131072 /prefetch:8
                              2⤵
                                PID:4960
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --mojo-platform-channel-handle=3712 --field-trial-handle=1852,i,6009576924529327383,4068745409292987016,131072 /prefetch:1
                                2⤵
                                  PID:4924
                                • 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 --mojo-platform-channel-handle=4468 --field-trial-handle=1852,i,6009576924529327383,4068745409292987016,131072 /prefetch:8
                                  2⤵
                                    PID:2768
                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=16 --mojo-platform-channel-handle=1568 --field-trial-handle=1852,i,6009576924529327383,4068745409292987016,131072 /prefetch:1
                                    2⤵
                                      PID:2172
                                    • 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=10.0.15063.0 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=3764 --field-trial-handle=1852,i,6009576924529327383,4068745409292987016,131072 /prefetch:2
                                      2⤵
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:796
                                  • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                                    "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                                    1⤵
                                      PID:1456

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\88c59303-357e-40d4-8388-c582e3873a7c.tmp

                                      Filesize

                                      2B

                                      MD5

                                      99914b932bd37a50b983c5e7c90ae93b

                                      SHA1

                                      bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                                      SHA256

                                      44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                                      SHA512

                                      27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

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

                                      Filesize

                                      5KB

                                      MD5

                                      c92bd7f993b2840b0369f6b4a34bceed

                                      SHA1

                                      5530e1eb46966583c287c6da4d1663d368f78c59

                                      SHA256

                                      a212a62570ed7ab4fc02e4eb3f44d5e9d8d301d1e8eebdfdb383616a8d720264

                                      SHA512

                                      dbfe183ae55cbc68043431ab412ab194336a636fd84f857eba4f18f4e525c2b30b19cb37891713fd0991497a2b2d6830dcd72dd5b2311f5b6bbc191095dd122f

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

                                      Filesize

                                      5KB

                                      MD5

                                      a5d2b910765e10705915a1ce6490c396

                                      SHA1

                                      1ed34a24771fdae259808f2cf40fb1253198cd32

                                      SHA256

                                      c7e86ac9b39ab8d1e0aa48c06b03e3791386e1a84068d1ccd421ccce5d950b30

                                      SHA512

                                      0c854f2ba7377ce23e2963a89064282f1bc27f1e479855383969f01e80bb0d6e7e2864b32dc84c34f7b880eb5d3817c9d20b8b7dd8639d9a9ef2f361aecd86f9

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

                                      Filesize

                                      5KB

                                      MD5

                                      0b8c8925ef00a81e72c070a96ecfdb1a

                                      SHA1

                                      4006cbfe5ca4da5cbdab4f51e0798d7dfc04d59a

                                      SHA256

                                      7378608d2f762d4cdd5937f648c66364d25bf1ad02df2025b7d85b921651a3c1

                                      SHA512

                                      79e6263f98c2f310ccb881de72f35ac3432be0560b12926eb1e98b53fde0353f55bbfa0097bc38ac8b0525ec4a624ed943ffe19fdb5aad400aa84a6b6956c27c

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

                                      Filesize

                                      4KB

                                      MD5

                                      2d16fe5d58f0f72fb66894f095ad6284

                                      SHA1

                                      7ac1a9c48b187374d94bff15ad8f35deda8e0940

                                      SHA256

                                      afcfd156b1768c7311ea38554dbd4645d2bb888855b69480129627c8b6b6a871

                                      SHA512

                                      d02f10c629c7dac33f3bb4addf27c405021f89117002478620ffb3a6b2f65067a3d02da983813fcb26c7626d50387b307849ae3cf3a89a10504cc702e2ebf232

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

                                      Filesize

                                      22KB

                                      MD5

                                      48461c3d6d1eaf6047ebffabace08e23

                                      SHA1

                                      720ede2fd0c2435c36e21b52950a1b7f2c17a391

                                      SHA256

                                      bede1c56cd09c546f628e4f017e4e2203a5651506698dd0b986faeb3063b10ab

                                      SHA512

                                      56957bf0de3234782de0721328f2efc9ef172f24d77cac33b924c66642a5c4119124da9f5c02343fa1d53fb2738e1cf6829ca036ee9cb7594450bd0175638f62

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

                                      Filesize

                                      4KB

                                      MD5

                                      6de3aac55d55ed46a2c62dbc8037059a

                                      SHA1

                                      9978f137b57cbeda3263ae3db0f069c864138c26

                                      SHA256

                                      c94793a30001bbb36e17d789cab4ba572a2837d15d076ec3b76769408a08a652

                                      SHA512

                                      b3148dabe1b0a8b2873b9bec0f781b58dd766188c89e8d35438e47a64aad2dfd1b95337c8ec4a0aeb8f0f3b5ec532ffc57e844704f0cfe1afea239a467a171c4

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

                                      Filesize

                                      5KB

                                      MD5

                                      7657523e0d905d66dc515068e6d91ff3

                                      SHA1

                                      8bf94234a354beb1307a435f5569122d65815755

                                      SHA256

                                      048bcc071fe7fefcef9620859a517943f0ab32248c34f30224812d3099cd7aaf

                                      SHA512

                                      5fb39c9f9eebf4914372b47302d9ee497494779632fd73ddefef20d488b19a6cda93dd08ce068d4f13d9bdc8551f6146e4c43721d074a8df0fa68cd4b7100a25

                                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Module Info Cache

                                      Filesize

                                      93KB

                                      MD5

                                      134be3e58b730d0a9a1f5daab96f1257

                                      SHA1

                                      4dc3c6868585a6182e4bf822350fd17c61a124a9

                                      SHA256

                                      551051e7df3cc7b07616bd4f33d7ef45bbd20cd297ebb8388589897c0944761f

                                      SHA512

                                      26ac18466c237e50ac7c18c04d8d7a89e5ba60b7c59194501bed9da1c2e37f1f96742b14eb8c7b15b9a5316d53996937923bfc9930a447befb97e08d98c21a92

                                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Module Info Cache~RFe58fdd3.TMP

                                      Filesize

                                      91KB

                                      MD5

                                      4b58d8829c300f3f6f30530a119d45a8

                                      SHA1

                                      9ea36de5dbc72191aee6d880299698af15da2196

                                      SHA256

                                      a6e57f4e02aceaa87803eb9cd518dd783a87b10d23909952a3555f5483928efb

                                      SHA512

                                      fbae9864dcee3012f8ad6f5cb0e5fa935c8f4d26673601581ed10d44ff32a0d7ac5bfcf3c8b48382bea919bc42c8710af6da891a289aa911a993036ad1027fba