Resubmissions

28-09-2024 17:55

240928-whvrva1epa 10

30-08-2024 09:50

240830-lvc3fsxgqf 10

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-08-2024 09:50

General

  • Target

    MarsStealer8_cracked_by_LLCPPC.exe

  • Size

    159KB

  • MD5

    caa1ddfbbe03a5a5daeb718605daacb0

  • SHA1

    1dc62e3529aaafb20c3ca16697deb5cf6792d83f

  • SHA256

    fcec85746f0f2a92b1268830d6d0b075eb9080707358b93ba5fbd917b1a0a8ea

  • SHA512

    fb805afdf01603eb5af3ee8807fcd42a04e49d3a106e945fa9ab57a68a5068bdfc19a685213d3601be228dfbfae52315953e2400be9051a283f6df0923518ce7

  • SSDEEP

    3072:Um/E8k9ZjpIL+zNch12KbAwSaSbJSp8Bb8EG:N/E8k91zz6/t88EG

Malware Config

Extracted

Family

marsstealer

Botnet

Default

Signatures

  • Mars Stealer

    An infostealer written in C++ based on other infostealers.

  • Drops file in System32 directory 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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:\Users\Admin\AppData\Local\Temp\MarsStealer8_cracked_by_LLCPPC.exe
    "C:\Users\Admin\AppData\Local\Temp\MarsStealer8_cracked_by_LLCPPC.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:3480
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3480 -s 1124
      2⤵
      • Program crash
      PID:3196
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    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:3012
    • 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=0x118,0x11c,0x120,0xf4,0x124,0x7ffba67dcc40,0x7ffba67dcc4c,0x7ffba67dcc58
      2⤵
        PID:4584
      • 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=2004,i,16062814626213240009,6265417827814863498,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=1992 /prefetch:2
        2⤵
          PID:4424
        • 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=2088,i,16062814626213240009,6265417827814863498,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2176 /prefetch:3
          2⤵
            PID:3308
          • 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=2320,i,16062814626213240009,6265417827814863498,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2528 /prefetch:8
            2⤵
              PID:3176
            • 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=3180,i,16062814626213240009,6265417827814863498,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3200 /prefetch:1
              2⤵
                PID:2148
              • 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=3296,i,16062814626213240009,6265417827814863498,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3440 /prefetch:1
                2⤵
                  PID:3412
                • 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=4400,i,16062814626213240009,6265417827814863498,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4580 /prefetch:1
                  2⤵
                    PID:744
                  • 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=4844,i,16062814626213240009,6265417827814863498,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4852 /prefetch:8
                    2⤵
                      PID:3200
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=4848,i,16062814626213240009,6265417827814863498,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4896 /prefetch:8
                      2⤵
                        PID:4208
                      • 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=5016,i,16062814626213240009,6265417827814863498,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4960 /prefetch:8
                        2⤵
                        • Drops file in System32 directory
                        • Suspicious behavior: EnumeratesProcesses
                        PID:1076
                    • 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:2432
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                        1⤵
                          PID:4040
                        • C:\Windows\System32\rundll32.exe
                          C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                          1⤵
                            PID:3056
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3480 -ip 3480
                            1⤵
                              PID:4476
                            • C:\Users\Admin\AppData\Local\Temp\MarsStealer8_cracked_by_LLCPPC.exe
                              "C:\Users\Admin\AppData\Local\Temp\MarsStealer8_cracked_by_LLCPPC.exe"
                              1⤵
                              • System Location Discovery: System Language Discovery
                              PID:4300
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -u -p 4300 -s 1124
                                2⤵
                                • Program crash
                                PID:4732
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4300 -ip 4300
                              1⤵
                                PID:1592

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

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                              Downloads

                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\5446aa10-fe26-496d-86ae-b789edc85fa3.tmp

                                Filesize

                                9KB

                                MD5

                                a9893ba898698a8ae42a95957dbcb474

                                SHA1

                                b1c92c1da66e6ac6bdce20aea6498e6c0f7a5303

                                SHA256

                                6c3b1fe196fc08dfd72b4866594d1d7dd75a3cace1729647298a8fe8ef5deb1f

                                SHA512

                                7e2ffeea76a8ac1e285d62c48082f973cf3eca6b08afbe15ef082b886c7dc20ec1d39bb67d9b047388518520290460dca614a5dae1386ff03608d77b39b0f2cd

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

                                Filesize

                                649B

                                MD5

                                b9f43f7f5767fb4cd9fe30c3826817d1

                                SHA1

                                b1163a64c9b6d8a355122db5e4f7808a602ebe2b

                                SHA256

                                a7c4239d5375396ac252776dbe7530a583bcceff26596b349a2bdeadf835e38e

                                SHA512

                                7b06d29e8da69a5226fe533434fce800a084468b53c11ba902731a89a2f88a075efa631c4e789409886fc8021e525025d0e126be1476fb2ced79242e38b54d37

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

                                Filesize

                                1KB

                                MD5

                                ec302f007a39f4d5c695116eb764b721

                                SHA1

                                61d4ce30f313b2d8f8b47d717d98db7ad4a084ea

                                SHA256

                                593fab908f9e3238b406520f90d36f54a18bf4fbee75b4edf62a4464c105dcbe

                                SHA512

                                2f7e28000744424edb0daf08f1bb87f8838591a8f42c2c3c71efbf3cb08ba4ca734afba5bd41f417b3c879798abbe04f33d53cf5185d1c204d93bcd9b1dd29c6

                              • 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

                                356B

                                MD5

                                a690e492527db2aa9cdf332820a4822d

                                SHA1

                                789e4bcc53d2910cac7c1324a142625b96be467d

                                SHA256

                                29d11016fe72fc5e0b3dd152bd504640028195f26bba6bcab1e7cc643c97fe37

                                SHA512

                                947518b0df902a2603b43f55114803700920e42283e0fbc811f0405f3aa250a64497eb09f0ad4721e8f4f423a066bab6f8138034b021f1c3f8bf4e3dc45825d9

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

                                Filesize

                                8KB

                                MD5

                                14f35c4e57bad1a6a81bbf8d731d37a6

                                SHA1

                                c846424052b352c4f297d5fcbcdd0b2f70d30059

                                SHA256

                                019dcf30b231f42cb623a221542445ae3013feb96e90ff57d44eb7a8e8b2006d

                                SHA512

                                ed9e388a3456325d68a6002e85d076c9a86f03d8157161898ca140ed420a49e81632deb5e465ee5b05ab0fb5066a871c034c5f48453d12ff24168ec9d65e9863

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

                                Filesize

                                9KB

                                MD5

                                33ddacce14177436e1fdad4ed70e1882

                                SHA1

                                a3d32263ee050b569048792f27d3cfc8d0b93ac1

                                SHA256

                                fd4c4372de127de210a565ca7eb1bbcfe04593d07e2fa9507621716268d0b175

                                SHA512

                                b1fff105d1d26fbff3573d786bce4999c04fedad607fe6fea23c6620bc2ee3579e629d1c48d8f8d26a1d9daefbc76b631460a80205264158def6709156f996f1

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

                                Filesize

                                9KB

                                MD5

                                f88d06c768f30d39bea5ee765c89f6d8

                                SHA1

                                9c5436895ea670e5678bcc862d5f872fcf610f54

                                SHA256

                                3d916c42e2ee03d1ff2c16642d26ccb7340a314e6583c5234a7ca14c0bd07315

                                SHA512

                                ceedf92274ea9972e4b699c4a2dc55a2a93d0a2c5a28c6a13a92d32b7b95cfe2523f35bff03bf8632d63758d579c51d5c3b0d84b426af5ce70ce5523cf1b6d4d

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

                                Filesize

                                9KB

                                MD5

                                1415002850daa7947af08c5455555f98

                                SHA1

                                c0bb6db6568d7c92da90b5b6a8fcdc14e9090169

                                SHA256

                                3e650bc786388d61f728ea32624ad9d7cc7ae9c771ae7c85daa0695bbb751812

                                SHA512

                                7b6ffe93afc3c217acff1e21f04f615d3e6f73344199c8c9258f6d282f19d27e255720d56b9d09bda319885ee3f3b89d43a9071bc3437d7c40ae6dc8d5acb018

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

                                Filesize

                                9KB

                                MD5

                                08df6882f4c4fc348f7c4b9ec00d3d26

                                SHA1

                                2e622a1aacfbacdeb677a43454117cca61f7ad03

                                SHA256

                                706c04ab88ad79249add9408b489f82b243a9882bfca5dd2fe293d9b8d5974fa

                                SHA512

                                a7fb3684f587fd4f099cd301de3a15e92ac762bf4006df16c29dfcd6b498e3d2abfd8a893b6e10920d73ae047ca97b51d491e72c20ea70ecdc23a6f89422721b

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

                                Filesize

                                9KB

                                MD5

                                d9e440de906ddb7586abae289e8a8298

                                SHA1

                                b368e8025af8bd200c6b977cd59e581450297124

                                SHA256

                                1469ae07ea7ec4e17118c88bc92e51507bed71fe0424fbe67b4e6bf5872d24e9

                                SHA512

                                fa4d07d230a94bf8be45f84f84fca58d03d0c72646ca3b829d4fc588567c8da9eebcb18539765497aa1a375625c900d52f71376e6cf7e979aaadc4e4837f50fa

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

                                Filesize

                                8KB

                                MD5

                                9f64afcfdf748eed6159e5cf6f9e465b

                                SHA1

                                8022011c78c3c3014c4aba4b891b3b25d4177c6d

                                SHA256

                                68fcca537301effc7a99293b4670f9ac1cb6217bf5d0ffb39d1b479a7cd2da6a

                                SHA512

                                a56a6481e9c4f5ca2cedf6ddf1d888e110b062367aa9d3a0d2bafd3b3e7c099a5a94afa4c92da28bfc14ac179c7e7989c6580dbdeac8ea2f051ee53856705cfb

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

                                Filesize

                                15KB

                                MD5

                                58a0bd9dd42496c672aca2ab6303f989

                                SHA1

                                51764f5fd9056b660179ce5758014fc7b82dbe52

                                SHA256

                                93b851147465ed528eb249563bfcb598e0c63fcb0fa2f56b52c35df5f82d00a2

                                SHA512

                                86a90bb65d39bd5518db8d9bf5f82c8f65d6f1d46cca4305aced53a64c1401dc0a85da549e49e7c3bb056d1d1f5fd4ba1e94371801b9eb9f1cb22eb1eb56c136

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

                                Filesize

                                204KB

                                MD5

                                ce9b555543ba85f050e75c915cd846f5

                                SHA1

                                b5019cea6cae83957bf611a688a86024543d0db6

                                SHA256

                                85cf9b901d8c12b55d92b2db81a50ff0e101a6ea5f353228a395a377c96179f1

                                SHA512

                                4ac6762c992e90dcdc03a52ec939207c0ee5037dee4418213699d588e81262955ab62cce0092ff8feeb1ac22149d9a9d850c950d2b3cf2b13128759d826ab711

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

                                Filesize

                                204KB

                                MD5

                                35f0974ef9f03f104db9c441e68b0258

                                SHA1

                                253160c8ee12a528bec25f553aa461d7a7e3b262

                                SHA256

                                d654fea5c8bf6db468b33f1cafc00386217095ae861bf9b4f3100d8a2989ffea

                                SHA512

                                741e56b600ce473ec689135dfdb9cc1153ff38def900a90e4fdae92f65dc31b443a6c651504640763ed0f99340277d33ff25b24272c9d04238cab82773c91f32

                              • memory/3480-0-0x0000000000400000-0x000000000043D000-memory.dmp

                                Filesize

                                244KB

                              • memory/3480-33-0x0000000000400000-0x000000000043D000-memory.dmp

                                Filesize

                                244KB

                              • memory/4300-63-0x0000000000400000-0x000000000043D000-memory.dmp

                                Filesize

                                244KB