Resubmissions

12-10-2024 17:33

241012-v4xynasdmd 10

12-10-2024 17:30

241012-v3arqswhjr 3

12-10-2024 16:44

241012-t8t7wszgnf 10

12-10-2024 16:40

241012-t6l4havbqn 10

Analysis

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

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-10-2024 17:33

General

  • Target

    https://files-ld.s3.us-east-2.amazonaws.com/client.zip

Malware Config

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

New

C2

147.185.221.19:22240

Mutex

komvqogocxtmko

Attributes
  • delay

    1

  • install

    true

  • install_file

    new.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Async RAT payload 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Delays execution with timeout.exe 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 33 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://files-ld.s3.us-east-2.amazonaws.com/client.zip
    1⤵
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4452
    • 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,0x100,0xd4,0x104,0x7ffc30decc40,0x7ffc30decc4c,0x7ffc30decc58
      2⤵
        PID:5024
      • 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=1916,i,6035757177854616684,5116631214341968006,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=1908 /prefetch:2
        2⤵
          PID:3124
        • 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=2036,i,6035757177854616684,5116631214341968006,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2068 /prefetch:3
          2⤵
            PID:3436
          • 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=2248,i,6035757177854616684,5116631214341968006,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2284 /prefetch:8
            2⤵
              PID:2060
            • 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=3132,i,6035757177854616684,5116631214341968006,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3168 /prefetch:1
              2⤵
                PID:2000
              • 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=3148,i,6035757177854616684,5116631214341968006,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3436 /prefetch:1
                2⤵
                  PID:3468
                • 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=4780,i,6035757177854616684,5116631214341968006,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4792 /prefetch:8
                  2⤵
                    PID:3828
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=4448,i,6035757177854616684,5116631214341968006,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4848 /prefetch:8
                    2⤵
                      PID:3064
                    • 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=5124,i,6035757177854616684,5116631214341968006,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=5192 /prefetch:8
                      2⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:3028
                  • 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:4980
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                      1⤵
                        PID:4432
                      • C:\Windows\System32\rundll32.exe
                        C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                        1⤵
                          PID:2712
                        • C:\Users\Admin\Downloads\client\Client.exe
                          "C:\Users\Admin\Downloads\client\Client.exe"
                          1⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:2712
                          • C:\Windows\System32\cmd.exe
                            "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "new" /tr '"C:\Users\Admin\AppData\Roaming\new.exe"' & exit
                            2⤵
                              PID:1424
                              • C:\Windows\system32\schtasks.exe
                                schtasks /create /f /sc onlogon /rl highest /tn "new" /tr '"C:\Users\Admin\AppData\Roaming\new.exe"'
                                3⤵
                                • Scheduled Task/Job: Scheduled Task
                                PID:536
                            • C:\Windows\system32\cmd.exe
                              C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp19C.tmp.bat""
                              2⤵
                                PID:1872
                                • C:\Windows\system32\timeout.exe
                                  timeout 3
                                  3⤵
                                  • Delays execution with timeout.exe
                                  PID:3172
                                • C:\Users\Admin\AppData\Roaming\new.exe
                                  "C:\Users\Admin\AppData\Roaming\new.exe"
                                  3⤵
                                  • Executes dropped EXE
                                  • Suspicious behavior: EnumeratesProcesses
                                  • Suspicious use of SetWindowsHookEx
                                  PID:3292
                            • C:\Users\Admin\Downloads\client\Client.exe
                              "C:\Users\Admin\Downloads\client\Client.exe"
                              1⤵
                                PID:4676

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

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

                                Filesize

                                2KB

                                MD5

                                6446f361152d3c835613bd578b47d1b2

                                SHA1

                                2d41acd3c3e761fcc9941506aa3bc51205ccc800

                                SHA256

                                f5564cb8318f61f42dab3034835cc95b5839cc4fba515851c26d1ffc4f366090

                                SHA512

                                9dc5bacc3a2b6d310d1ffb33f9480f33e2436fc27d9c70f8eb9e68c4c5b6d1850505a44f5cd942768d043f6401bc78d7758ad4ec7c029454de46701a5b3f1335

                              • 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

                                fd7675e4bd405680912bb08a02b02df8

                                SHA1

                                90b8f113bb803a8652c09b216739b455aaa0bf48

                                SHA256

                                c9c3ad79e39970713d7ef60bac961437b759d00868a69734b8f762e343fcc964

                                SHA512

                                fc14ccff0545d37f093429ae27156cd3c32941778e37006b0d8ad3ef50ce9c5bef686eb211597fe7ee3deb664a45e1c7a2891890d58bb798a5ffc689270f1281

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

                                Filesize

                                8KB

                                MD5

                                093c3d7d3ffb3334309707e1912a119a

                                SHA1

                                cba3198ee7f38ca3746c32949903cfd978703f9c

                                SHA256

                                0c4b04c80a180e33064cf4b0e8405229ece4eb4ce84bc1d5c5cf210b607610e5

                                SHA512

                                d88df2e88df96e23b111c7ee6e5e5a3e341de73b6a6b2557498e62149e6972988add52442a342bf07f8e79283c61e531eb8caf060be319baee85225388844003

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

                                Filesize

                                8KB

                                MD5

                                bcbaa45007252ed03748d49565f8ce17

                                SHA1

                                e8310cfd28de6c7c1fed98f7ce747c54fa9831d2

                                SHA256

                                d4fd2212ce0326142e24c40741a4ff5ded47139751ac946641b63f9cbbb52d30

                                SHA512

                                89429a00b71ef45faa846cd6bdd86495cce520431bc967e6d01fa0cb6547231995a29affcc58f36852e0e36ee5105b1e0dfc059859e1ea1c2a6b6e2e05472333

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

                                Filesize

                                8KB

                                MD5

                                462442d4ef30bfd9553da68b1cd38e89

                                SHA1

                                50de304f08855b65bc0bba6fef8a43c6e898714e

                                SHA256

                                2dba78e65063bc058f1760f1333b88e8a4789a78168f2a5aa952174369dfb90a

                                SHA512

                                a640bf8371560703e9be88ab511830ccaf78882517332a5c3ce54bfd8d4975967fbf020d458b9bf20dfade4a0d837bc301c614121bd59990afd7e284cc02b612

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

                                Filesize

                                8KB

                                MD5

                                96e8d2c84c115bdb1a4560ec84c1aa3a

                                SHA1

                                7d61d271ff13adb7931889277ffcff184a099eb3

                                SHA256

                                2e60969e9b3f4a7b845e9881463c48dfbe7835e22e36aa5885dd75f235bccd18

                                SHA512

                                3649d1320ca0a9c895b80c6e393814f9405d99f28108e77101fc17a12166fbe30e5bae86776d3502d00de904e6a8865d922a6a902709fed617b73bc8673f63b1

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

                                Filesize

                                8KB

                                MD5

                                63e92250bcd296f6df1b8864d78b61c6

                                SHA1

                                8c0799323b04cffc1ccd677d449236ae74c2e5fb

                                SHA256

                                92ff806edce643af1f28b09ea2a37dd48a8c6116cbc6c8996aed2f7daae9d305

                                SHA512

                                07bb22aadb5c062c8121cdaf0e7eb9cd544c042f6c1af68e7c661a0e60f6a417c1dc2b2923cb2eb356c64897d1047fcd6b7949abad8868b940538f89f6236878

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

                                Filesize

                                8KB

                                MD5

                                2c68575ca14bbfd2e02a4388a80d205d

                                SHA1

                                786713739f6f800635a3fa1f98bbcf9582b28723

                                SHA256

                                1b72958c383a99ca7aec847fd7f8bf8a06ddd4427daaeaf24dd3a5feed3c13c2

                                SHA512

                                247625c4a9f7ba3fa95dcd5d6d6bcd1fd4975de265a5f2e25779b4321538a15c6e4921efb90bd674a410b783da4b540b17a9d49070d60da011ec85f50c73e751

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

                                Filesize

                                8KB

                                MD5

                                e2d76e78b815eaf29e7ee416edc65b3b

                                SHA1

                                533f13c31e04ae7ee1def96ae2af7c26d49fcc1f

                                SHA256

                                2ce8b02ea69200a7e37b13ec94499c1bf8f1b18cc77ec0f4bb9da86005fcce5d

                                SHA512

                                eeff302c39ee211131738567765d12cb86c141811e84e7d33ed63037f9182c7ded1a457b816df9210ff75d77172a15c99d08d1113097c9aea3fea79545ac2c49

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

                                Filesize

                                8KB

                                MD5

                                032fa387ebde17e6d3b7e5a3cf7158db

                                SHA1

                                cbc1e93d9d491c58a7985207ec2fb4fde3700729

                                SHA256

                                e1076c2aad7cac7e6ca4ddd9b161c0fa9e205a5005e7cbc5fed43d88173f171f

                                SHA512

                                af97a16ca11b93e2f5b6c3afe6b817b67050d3d74fc268b79796704b2fa61f177613488649946bca38090207521f7f1bac0f92f2acc4028261446c1de29ce313

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

                                Filesize

                                8KB

                                MD5

                                6fd169be0c06191f16a7cc670e7b91d2

                                SHA1

                                c5a44957ea3788df7aa740e8a1e74f452120110f

                                SHA256

                                3afb52396c82cfe749e8c5494780a3f8dd558f61271cde50bdd06372e1bfb28a

                                SHA512

                                ef5cf3ec5ca4c55df64d385cd2abbba4ceb356b4be5bbe613a4d929f125c817feecc81b381a465de7f0381f2f479292111e26c38c0d769b5a363779d5b156a64

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

                                Filesize

                                116KB

                                MD5

                                c65c4d3fcb9ab6a0cb0ecb079b024d32

                                SHA1

                                740bc5f9af390baf742536ed6efdab8254aee99c

                                SHA256

                                143dc1db9d0c1c01f44e352c7960fd5751b07d4150380274f9e9da6068bb39fd

                                SHA512

                                4643039ecca3ea2aa9ae51e09c3ddc14b0426bacedf6982728f9ddc160c389a9ffaa8f4b96657b2959c3163d4caea992c1131002a9b1987c212b06a1cf3cae21

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

                                Filesize

                                116KB

                                MD5

                                99752356f8b6035fe48bf4833d4f2ada

                                SHA1

                                5e4e36e08a6603aa596609d4afda0d8b1e5a747b

                                SHA256

                                a7a979f666137f3b329066ea03674d759d56205518d9795d12bff2a7f95ced25

                                SHA512

                                9fef9c4407f34d6a29d0de975c25861a0acb621336a4be276db8ad76ceb33093c642bc0b985bb793efadaea81cdef47385eb5885605de560e4c1319b5e5643bc

                              • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\Client.exe.log

                                Filesize

                                1KB

                                MD5

                                baf55b95da4a601229647f25dad12878

                                SHA1

                                abc16954ebfd213733c4493fc1910164d825cac8

                                SHA256

                                ee954c5d8156fd8890e582c716e5758ed9b33721258f10e758bdc31ccbcb1924

                                SHA512

                                24f502fedb1a305d0d7b08857ffc1db9b2359ff34e06d5748ecc84e35c985f29a20d9f0a533bea32d234ab37097ec0481620c63b14ac89b280e75e14d19fd545

                              • C:\Users\Admin\AppData\Local\Temp\tmp19C.tmp.bat

                                Filesize

                                146B

                                MD5

                                44a35f7df98d5fe3040c67f205fd0aaf

                                SHA1

                                626320c1aee6ff1d089527bba8910a6a39817244

                                SHA256

                                7fe0d065d940c311d07f8b72950756b94192605a9d3e8d29b82362de86af6777

                                SHA512

                                f008decb1f55ecd24007c2e4bb5e54d8eae0a8700efa0d5163375bfb0ebd9d00baa46a2f7934d4fe4aeb8e5c2596e2304b458603f2f21ceed15f65c1f753c2a8

                              • C:\Users\Admin\AppData\Roaming\MyData\DataLogs.conf

                                Filesize

                                8B

                                MD5

                                cf759e4c5f14fe3eec41b87ed756cea8

                                SHA1

                                c27c796bb3c2fac929359563676f4ba1ffada1f5

                                SHA256

                                c9f9f193409217f73cc976ad078c6f8bf65d3aabcf5fad3e5a47536d47aa6761

                                SHA512

                                c7f832aee13a5eb36d145f35d4464374a9e12fa2017f3c2257442d67483b35a55eccae7f7729243350125b37033e075efbc2303839fd86b81b9b4dca3626953b

                              • C:\Users\Admin\AppData\Roaming\new.exe

                                Filesize

                                74KB

                                MD5

                                7e98ce3829f6afc0318ac2deea0680ad

                                SHA1

                                2f63adade7fa8ada790dd8f30045db1f64ab575d

                                SHA256

                                994a3ffb6fdde0851e076dc9e42262538481e285979c8ead8ed00e7580b61b3b

                                SHA512

                                3507eeb3c8eac5cc1438e6dc9e259553537386b456a0883e13cfa691f80496d0e1b01177848c338d9e134bd40e1455551b5ee36f3a510c4cb2ac3aaf3f98d33b

                              • C:\Users\Admin\Downloads\client.zip.crdownload

                                Filesize

                                34KB

                                MD5

                                487a9d6044844f9addd0a2379b2ced05

                                SHA1

                                873d6b1ba9a4712295faf82ab138e32746f58d1d

                                SHA256

                                99ff4121626b82849bdacb05e73c4fd747e6853eb3e96e3aec57bb1b8153ce1d

                                SHA512

                                6b46ccb475c810e79b4605a3b49aa6bd955d80b851dd16ea71064cf03b65efacd804d725d4aa717669b2d3fe3c55ed0656d50ad74c8d091b233e6dd96a203cd2

                              • \??\pipe\crashpad_4452_UZRXAUSLRRVBKHWX

                                MD5

                                d41d8cd98f00b204e9800998ecf8427e

                                SHA1

                                da39a3ee5e6b4b0d3255bfef95601890afd80709

                                SHA256

                                e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                SHA512

                                cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                              • memory/2712-111-0x00007FFC2B8E0000-0x00007FFC2C3A1000-memory.dmp

                                Filesize

                                10.8MB

                              • memory/2712-112-0x00007FFC2B8E0000-0x00007FFC2C3A1000-memory.dmp

                                Filesize

                                10.8MB

                              • memory/2712-106-0x00007FFC2B8E0000-0x00007FFC2C3A1000-memory.dmp

                                Filesize

                                10.8MB

                              • memory/2712-104-0x0000000000900000-0x0000000000918000-memory.dmp

                                Filesize

                                96KB

                              • memory/2712-103-0x00007FFC2B8E3000-0x00007FFC2B8E5000-memory.dmp

                                Filesize

                                8KB