Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    21-08-2024 01:59

General

  • Target

    rc7.exe

  • Size

    1.3MB

  • MD5

    a522edac6a0f62abdb7eab22cc264830

  • SHA1

    92be89cdd6b82d6f4d97274bde1fd3c4ee026d65

  • SHA256

    b294fb0872c6b921239027ffd88b804a7a2239f5bb2c77f3af9c2177456fddcc

  • SHA512

    27b0ae28330ecec365ac31f6a2e0967a13716dcad029318a89ea4ca43c081349c4d8ce98585bd96bd08f10fae536d23746067d82df9acce7d2e5aebbcde668c0

  • SSDEEP

    12288:Nk5NHUUzXbu37wHYsR2k1u+kfXrd5CImFg/PPPzhsn9LRbRa/bAM/:NCeUzLurwHVulvrHCaPPPzOrRazAM/

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 4 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 1 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 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 12 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rc7.exe
    "C:\Users\Admin\AppData\Local\Temp\rc7.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:2044
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:752
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe"
      1⤵
      • Drops file in Windows directory
      • 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:1380
      • 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=0x100,0x104,0x108,0xdc,0x10c,0x7ff80f0ccc40,0x7ff80f0ccc4c,0x7ff80f0ccc58
        2⤵
          PID:3496
        • 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=1792,i,16974417381894805867,2230482790189665749,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=1788 /prefetch:2
          2⤵
            PID:4712
          • 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=2116,i,16974417381894805867,2230482790189665749,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2124 /prefetch:3
            2⤵
              PID:2744
            • 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=2196,i,16974417381894805867,2230482790189665749,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=2212 /prefetch:8
              2⤵
                PID:3044
              • 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=3112,i,16974417381894805867,2230482790189665749,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3272 /prefetch:1
                2⤵
                  PID:1340
                • 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,16974417381894805867,2230482790189665749,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=3316 /prefetch:1
                  2⤵
                    PID:3436
                  • 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=4488,i,16974417381894805867,2230482790189665749,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4516 /prefetch:1
                    2⤵
                      PID:4724
                    • 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=4736,i,16974417381894805867,2230482790189665749,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4744 /prefetch:8
                      2⤵
                        PID:3388
                      • 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=4932,i,16974417381894805867,2230482790189665749,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4940 /prefetch:8
                        2⤵
                          PID:2808
                        • C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe
                          "C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe" --reenable-autoupdates --system-level
                          2⤵
                          • Drops file in Windows directory
                          PID:2188
                          • C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe
                            "C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\SystemTemp\Crashpad --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=123.0.6312.123 --initial-client-data=0x244,0x248,0x24c,0x220,0x250,0x7ff680034698,0x7ff6800346a4,0x7ff6800346b0
                            3⤵
                            • Drops file in Windows directory
                            PID:2580
                        • 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=10 --field-trial-handle=4624,i,16974417381894805867,2230482790189665749,262144 --variations-seed-version=20240801-180145.014000 --mojo-platform-channel-handle=4772 /prefetch:1
                          2⤵
                            PID:752
                        • 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:2944
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                            1⤵
                              PID:1100

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\173006a3-550c-4908-8ad9-eb60e7777676.tmp

                              Filesize

                              9KB

                              MD5

                              2c710bd5319b256696ce74554ed2c144

                              SHA1

                              793193660a48ad9d440d30a43d183f5eb5fab400

                              SHA256

                              473e73fbfd3064ff04d75185d2d09e4269d9821ec66f9cba966f250708bc3b9f

                              SHA512

                              6e70e70084139726aa7f8f0de2e3c112496586d4199042d05dc95ce35dc812ee2685491eeaf4dde933fe4eb3684d4c71edea5896457edffa96013fb8f02bcf40

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

                              Filesize

                              649B

                              MD5

                              ee4f3975dfe03e2fed97e6e4e42e1dc5

                              SHA1

                              7906b34c479a9153ae3b287142f94526a6137360

                              SHA256

                              2717faf09dbb11a249497bcb323a9b781e613edea8adfa4c7e37ca14e1c648fc

                              SHA512

                              535f5d211ae1e98ba5272fc240341e32afcb77617cd5efee8aa7eb7c592c1b5ce19c948a4198faad24e1f1c814c50c0b83632fb74b851f9d5fc44a98ebd0df23

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000001

                              Filesize

                              209KB

                              MD5

                              3e552d017d45f8fd93b94cfc86f842f2

                              SHA1

                              dbeebe83854328e2575ff67259e3fb6704b17a47

                              SHA256

                              27d9c4613df7a3c04da0b79c13217aa69992b441acb7e44bf2a7578ca87d97d6

                              SHA512

                              e616436f2f15615429c7c5c37de3990c3e86c5e1da7d75a0f524fc458b75d44a5be1a3648a628d63e1cf8aa062e08b538f2f2bc9c6a0b42157beb24f82c571d9

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index

                              Filesize

                              192B

                              MD5

                              a68e2dcc5b412579ec63f296c5b77fff

                              SHA1

                              050b244fcbd705b9ffccc9b3824ab11a18387347

                              SHA256

                              629e469dca32a2b40674a739416285cfcbab20a5b60e9e7a8c6f0929f06540d9

                              SHA512

                              31d6a00bd0b3efdeaa44ba54ac79a5913b4bc5e4cc0ac51271d36600b528b516c5c3d3e7f4e66e57373fcba232d07b6f6878930fe6b418a53cab71245ce320c5

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

                              Filesize

                              2KB

                              MD5

                              2d2da1be39fb7ec938face5277fdb536

                              SHA1

                              0b5d7d6ba434815c2a64fb6a0860d53da9dc315d

                              SHA256

                              297a4ac80a70f8900c9735f855921023642fb4ecfb2fb3cccd5be4443577ce33

                              SHA512

                              be562fe7b74ff75ddd360d5aa6abb247300a2589861377b4019cc5951962d75afb0056b4c22c6eff98bd471619c22064589a221899ca5b3030a80e77a4928d58

                            • 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

                              463e1e78d83237715dab2ff59da55a0c

                              SHA1

                              eedf562d8287f8f27f7b9fbb69d75af48212d05d

                              SHA256

                              59390683efae9e78756b249819a032c3f8e646ea86d4f20a77810018f786dcb8

                              SHA512

                              833543eb45994230ab2fe3c06b90f51e3ca18c5e5a06081f42c2e1b30ca0b29967320344fca894d4a7875b4f11e73d49404ee45943e5fb330bfca08cea2ff163

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

                              Filesize

                              9KB

                              MD5

                              f0314503aa1b45a4f888463a34346965

                              SHA1

                              3ff58dc7961335ce106986485e3b05c75c1b1125

                              SHA256

                              919c76aac0548d4dc599c1c7e5ca9be45c10a29ae40bf83097f1eaca733f2c04

                              SHA512

                              3535bdf21672b546c4be09e168768dc9f83530a8f2181d1de9b159ac9b26ed4783805fcc549d1512e1f4191ed7da7e7fd402e4ef3be1b11a7d5614a6bc7b080f

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

                              Filesize

                              9KB

                              MD5

                              8d4a6f06020bf9ff2d7b6ea684551647

                              SHA1

                              6493dbf934327b4a0bf0c0f11dd333a4533a21b6

                              SHA256

                              3d6bdf3fb8dbc46bc863c482b0980d47416056e3fdf6847b8047c5cc7957fab9

                              SHA512

                              5ebe2f1c591a2b6a035d3a540deb9bc79901c9626e8c41abb438d4a72dad981bd4191ca64fd8db494e5e51fa1e0d14157f1880de6fddaaa6bb3e1eddb5d5cc08

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

                              Filesize

                              9KB

                              MD5

                              c963c3fa9230221ae4b105e5869d099c

                              SHA1

                              98f772bf9968bcd99b8e1f6e5822478fff4aeee8

                              SHA256

                              c6d63bcb28b936ff63776b66e8021115b290fe834b164a7ecb9c5c22e99f1013

                              SHA512

                              ad0020e43c66364dbfe5d3e06ed3e09eb5a5ed2da8c732afa118d97c905e40d555dc994aab5b5a8ddecb9e23ad36bc858d42a4e891090631a1d01d2e2240b635

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

                              Filesize

                              9KB

                              MD5

                              0d421df140b32498d998e9ec8b3bf6ec

                              SHA1

                              a8af7359142b72532167d25affae864db55ec0ad

                              SHA256

                              996cd8b61a203dbc9773e86aee9525394fb5bbefba8b47a1c6c8f728c74433f1

                              SHA512

                              9ed4f732431622b64e0dbb4fc6d5618663bb12d76d709c5de897975a4f3c75673ffb99fa6fe50928cf06cbfe93441214fbc377e9ddf2f09677ed84c465d1471a

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

                              Filesize

                              15KB

                              MD5

                              65f8a84d9e1dced41358a3d86d012bd5

                              SHA1

                              052e3d7f4488c05132159d80400f85d524e9a2fa

                              SHA256

                              9a5fd87a085ab450dfd623192f5cc646f43f08a53a516aea5d79f25d4356f7b7

                              SHA512

                              52a5f5ab9406e48b8111578ff30aafa43247bc4da6faec9717531a2259c4957af2f943cd5e51d002807e8781437a1193900a7df3ed49cd43f25f6560d543d692

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

                              Filesize

                              200KB

                              MD5

                              552ccd9bed394f605a6c0e604bc57250

                              SHA1

                              aeb1e35744b7842d4a28661076986dd37bbe793b

                              SHA256

                              7e30c35cb38efc7cbe45af23057b23dab8bcf669af14fac433e4e76556125c37

                              SHA512

                              b13b64d972b84d3fcf1e65948aa86096f2ae51b0e3d3260ca06ad68c9999236d6d3d3a835326ecdfd5f6602b7e65bb6ed32c423f3f8d6420f3e84277a230fea5