Analysis

  • max time kernel
    42s
  • max time network
    42s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-05-2024 16:45

General

  • Target

    https://teams.microsoft.com/l/meetup-join/19%3ameeting_ZTYxYjlhYTItODIxMS00Mzk1LWE5ZDUtNDViOWE2OTA3MTU1%40thread.v2/0?context=%7b%22Tid%22%3a%2258328922-c630-458b-85ef-1d3040e5f60e%22%2c%22Oid%22%3a%2200c459f3-d108-47fc-881f-fb2f04919ae1%22%7d

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://teams.microsoft.com/l/meetup-join/19%3ameeting_ZTYxYjlhYTItODIxMS00Mzk1LWE5ZDUtNDViOWE2OTA3MTU1%40thread.v2/0?context=%7b%22Tid%22%3a%2258328922-c630-458b-85ef-1d3040e5f60e%22%2c%22Oid%22%3a%2200c459f3-d108-47fc-881f-fb2f04919ae1%22%7d
    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:1448
    • 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=110.0.5481.104 --initial-client-data=0xfc,0x100,0x104,0xdc,0x108,0x7ffe6ed6ab58,0x7ffe6ed6ab68,0x7ffe6ed6ab78
      2⤵
        PID:4504
      • 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=1676 --field-trial-handle=1992,i,3895581430574836078,6504971096955753452,131072 /prefetch:2
        2⤵
          PID:516
        • 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=1888 --field-trial-handle=1992,i,3895581430574836078,6504971096955753452,131072 /prefetch:8
          2⤵
            PID:3076
          • 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 --mojo-platform-channel-handle=2268 --field-trial-handle=1992,i,3895581430574836078,6504971096955753452,131072 /prefetch:8
            2⤵
              PID:556
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --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=3032 --field-trial-handle=1992,i,3895581430574836078,6504971096955753452,131072 /prefetch:1
              2⤵
                PID:4704
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3040 --field-trial-handle=1992,i,3895581430574836078,6504971096955753452,131072 /prefetch:1
                2⤵
                  PID:3140
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4320 --field-trial-handle=1992,i,3895581430574836078,6504971096955753452,131072 /prefetch:1
                  2⤵
                    PID:2816
                  • 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=3144 --field-trial-handle=1992,i,3895581430574836078,6504971096955753452,131072 /prefetch:8
                    2⤵
                      PID:4796
                    • 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=4612 --field-trial-handle=1992,i,3895581430574836078,6504971096955753452,131072 /prefetch:8
                      2⤵
                        PID:2548
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=4668 --field-trial-handle=1992,i,3895581430574836078,6504971096955753452,131072 /prefetch:1
                        2⤵
                          PID:3560
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=3244 --field-trial-handle=1992,i,3895581430574836078,6504971096955753452,131072 /prefetch:1
                          2⤵
                            PID:1112
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --mojo-platform-channel-handle=2520 --field-trial-handle=1992,i,3895581430574836078,6504971096955753452,131072 /prefetch:1
                            2⤵
                              PID:708
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --lang=en-US --service-sandbox-type=audio --mojo-platform-channel-handle=2560 --field-trial-handle=1992,i,3895581430574836078,6504971096955753452,131072 /prefetch:8
                              2⤵
                                PID:4060
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=video_capture.mojom.VideoCaptureService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2860 --field-trial-handle=1992,i,3895581430574836078,6504971096955753452,131072 /prefetch:8
                                2⤵
                                • Modifies registry class
                                PID:3404
                            • C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe
                              "C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe"
                              1⤵
                                PID:3560
                              • C:\Windows\system32\AUDIODG.EXE
                                C:\Windows\system32\AUDIODG.EXE 0x474 0x3d0
                                1⤵
                                  PID:2240

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000011

                                  Filesize

                                  38KB

                                  MD5

                                  1a786fd8d9bf3e13bc9981c08d8009c3

                                  SHA1

                                  311d728d520ffe860c1ad7888740e340b6dd350e

                                  SHA256

                                  ef2583af1e31d3dc9d60d97793756fd75702c29fc9492f70120f9f3de919de2c

                                  SHA512

                                  fada7331b45e0e12fa9403dad9c11c694767bf53d5700f13e601b50077165a6d29dd90c29b1c4ba80c877c471ce10da49f0a3b9601118a0e902dee383b581b73

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000013

                                  Filesize

                                  22KB

                                  MD5

                                  d63dee7bec9eed33188b942a9cc7e320

                                  SHA1

                                  7ec0286030bdb5a19d7ffde12434bc6ee43da12f

                                  SHA256

                                  0f97308bb33e51fb0646118944a32500568b702282896dd828125af65c54f359

                                  SHA512

                                  812a013dd373aad6154bff0ebd1d7ac663728ae809fe2fa1aaeb0faea206bd49675a3069702b9ae9d82119109dcee1444f009ea9f71a10d9eebce3a64d586aa5

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

                                  Filesize

                                  1KB

                                  MD5

                                  bd016cb1862969939103b77d871ab336

                                  SHA1

                                  3941e0b147df3ab2c6ffc5223130aa76538a0f0c

                                  SHA256

                                  87d0952eb0d3b3414a96fab43c65367ac86e7dc1b3573dd43dee777045d32532

                                  SHA512

                                  60e0bdbc2d96f77634118a3e95b70b651d490fbb7fc6a87616f8b6de90cd5fb9ad391c96e1f07a52585f80854d7c9d641c74bff18145c2f847ee263d9c16e78e

                                • 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

                                  859B

                                  MD5

                                  98b976b43a95934f3dd7b2e2d1dece03

                                  SHA1

                                  3abb00f812bb41719cc3af2fd28e690fba8f01f0

                                  SHA256

                                  f3462a8316b0a896f9b6498073bd95881782115919b01d56adbd97916a7600b8

                                  SHA512

                                  498f89f61181daf5dacedb49fefbe4cc3973f2562a0d93ed3907b3b72ea1659a7c31de110721e37b11748c8e7c45524974707850473bc7472deadd57a09c5ff1

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

                                  Filesize

                                  1KB

                                  MD5

                                  38d180e196aeb98f35ebd2c0021fdfb1

                                  SHA1

                                  df035602348312215753dc3cfe1c7d0286d1ff4d

                                  SHA256

                                  d26f8acbfd817191a44d6f3db8bed5d1d47287b785bf2025be8868cf4ed3e18e

                                  SHA512

                                  71d7a70b643646b5f0ff1ce625deee1bbb4ca1cfb7a6336a1a99dc3281270bb844f8be5f01d42897c0cf0ba9ceb174842848b9070424ba22e4fd3c6b50221b26

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

                                  Filesize

                                  691B

                                  MD5

                                  c2d939bd52231d3c156dca28b81ce9ea

                                  SHA1

                                  8ed0fbeed4750fb1f8c7cf286ddd4d9d7c7ebeb5

                                  SHA256

                                  3d17f40cf48abcf7d797180cd2727168aa0e94283129862fa56023f6fde8793e

                                  SHA512

                                  552d403caca1a4069a9336df6ea17acb53e0a8a7c9d25e046cc41241d4440bb000d5aca8d374649b901acc02c30b044fcbcaa82b5be6387647bc33c897587c17

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

                                  Filesize

                                  7KB

                                  MD5

                                  f18eefc6c9ad735d6289cae931f447b2

                                  SHA1

                                  21228ed55866610def971224c071104836b0c1e8

                                  SHA256

                                  ed07d7c799618141c328f0c44f3fa0e7388b9d3304c0f7353303902f5381e839

                                  SHA512

                                  f9f313c1f9797d6682dead71fa83e4720cc075aee8a9dbd2a11e5aeb316ababa96432afa59e64636fbc56353f14d5f80b89278af532ef05a94db80dc65318e58

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

                                  Filesize

                                  7KB

                                  MD5

                                  bad66a409589c7487f6d69ce423e848b

                                  SHA1

                                  2335d873bf384f89d8ed51c422ddc44229805e45

                                  SHA256

                                  ec670fe63e0a79bfa1542e30a46e51e5daca7347919ac4d85e6548aeb39f6e0b

                                  SHA512

                                  a3c0be002b8ed206d682e99043e76e25827eddaa0ae617ad84199aba1e13345153fea4936fcbfbe9f9a1718af302b4318d5c67e79e0569113eb8efa49dcf4035

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

                                  Filesize

                                  130KB

                                  MD5

                                  20ea3a925171b21b38a9aa1aba895d73

                                  SHA1

                                  30789ed6ed6b2c3cd749292c55b08f15d81f1cb9

                                  SHA256

                                  8932e3bde8bb91d656765865f472ba37ab6d7d8c147bd374b633e68f998eb7b5

                                  SHA512

                                  1f14fbefe81f9fbdb4fec76d0f75eeb136b1d32bc55e6d9f5b80363c9196869d82eb039eaa04cb151820e948f0bfa28361ec6743c000df2489dfc6a3086cdbfa

                                • \??\pipe\crashpad_1448_CRVZDBPFCGCUYNUZ

                                  MD5

                                  d41d8cd98f00b204e9800998ecf8427e

                                  SHA1

                                  da39a3ee5e6b4b0d3255bfef95601890afd80709

                                  SHA256

                                  e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                  SHA512

                                  cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e