Analysis

  • max time kernel
    67s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    14-01-2025 22:49

General

  • Target

    lastactivityview.zip

  • Size

    87KB

  • MD5

    213adc37c29813db9b304c029eb83772

  • SHA1

    e24c3ea2a2e8bef31626827553c13ee1fc1de8fb

  • SHA256

    09976fd76ae40a608f424655cda82b2be77c426c88ea95af78378b47630397bf

  • SHA512

    b38e21623729b6a6bb56af1ea8a6c9b42be2741c79ea453262a4f04e15a66a10e008158d9355298b7184808f2257891e2abefffea54cdfb84001dc57c1858681

  • SSDEEP

    1536:gG3FFwlf+A2Gn9UFWWYu9gVwbOv4PgP1rwLfdK59/rSsV/FlgIMwfaUt:vFKlf+A2M9UFF9gmbOvigPwdoxrSSAmv

Score
9/10

Malware Config

Signatures

  • Detected Nirsoft tools 1 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • Executes dropped EXE 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 36 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\7-Zip\7zFM.exe
    "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\lastactivityview.zip"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3044
    • C:\Users\Admin\AppData\Local\Temp\7zO4EB9CC96\LastActivityView.exe
      "C:\Users\Admin\AppData\Local\Temp\7zO4EB9CC96\LastActivityView.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:2816
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    1⤵
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2128
    • 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=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef6ae9758,0x7fef6ae9768,0x7fef6ae9778
      2⤵
        PID:2464
      • 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=1192 --field-trial-handle=1388,i,6319359027829661053,17008644487367299057,131072 /prefetch:2
        2⤵
          PID:2728
        • 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=1544 --field-trial-handle=1388,i,6319359027829661053,17008644487367299057,131072 /prefetch:8
          2⤵
            PID:3012
          • 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=1600 --field-trial-handle=1388,i,6319359027829661053,17008644487367299057,131072 /prefetch:8
            2⤵
              PID:3036
            • 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=2272 --field-trial-handle=1388,i,6319359027829661053,17008644487367299057,131072 /prefetch:1
              2⤵
                PID:2724
              • 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=2360 --field-trial-handle=1388,i,6319359027829661053,17008644487367299057,131072 /prefetch:1
                2⤵
                  PID:2600
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1488 --field-trial-handle=1388,i,6319359027829661053,17008644487367299057,131072 /prefetch:2
                  2⤵
                    PID:2368
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=1304 --field-trial-handle=1388,i,6319359027829661053,17008644487367299057,131072 /prefetch:1
                    2⤵
                      PID:1560
                    • 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=3680 --field-trial-handle=1388,i,6319359027829661053,17008644487367299057,131072 /prefetch:8
                      2⤵
                        PID:2704
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=3892 --field-trial-handle=1388,i,6319359027829661053,17008644487367299057,131072 /prefetch:1
                        2⤵
                          PID:2820
                      • 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:2164

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

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

                          Filesize

                          215KB

                          MD5

                          d474ec7f8d58a66420b6daa0893a4874

                          SHA1

                          4314642571493ba983748556d0e76ec6704da211

                          SHA256

                          553a19b6f44f125d9594c02231e4217e9d74d92b7065dc996d92f1e53f6bcb69

                          SHA512

                          344062d1be40db095abb7392b047b16f33ea3043158690cf66a2fa554aa2db79c4aa68de1308f1eddf6b9140b9ac5de70aad960b4e8e8b91f105213c4aace348

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GCM Store\Encryption\000006.dbtmp

                          Filesize

                          16B

                          MD5

                          aefd77f47fb84fae5ea194496b44c67a

                          SHA1

                          dcfbb6a5b8d05662c4858664f81693bb7f803b82

                          SHA256

                          4166bf17b2da789b0d0cc5c74203041d98005f5d4ef88c27e8281e00148cd611

                          SHA512

                          b733d502138821948267a8b27401d7c0751e590e1298fda1428e663ccd02f55d0d2446ff4bc265bdcdc61f952d13c01524a5341bc86afc3c2cde1d8589b2e1c3

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1

                          Filesize

                          264KB

                          MD5

                          f50f89a0a91564d0b8a211f8921aa7de

                          SHA1

                          112403a17dd69d5b9018b8cede023cb3b54eab7d

                          SHA256

                          b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                          SHA512

                          bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

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

                          Filesize

                          363B

                          MD5

                          3fcc55142e2b5df7b4779cd8b9bf1c4a

                          SHA1

                          f32a3c261bb953b3bfcc0585e0760e1035fba593

                          SHA256

                          4bdb201c51e6e10a41c86fd334b90c859bbff22c8624e7636f851859c587ba01

                          SHA512

                          291cab8750000dda0a0bcb6f8c5922e24ac6edbc0d36fcd91a5214af0b53203a17e2f13a0e5c54d1e21b6d311945b1a93b75af3244ca788d3964101e4000d747

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

                          Filesize

                          6KB

                          MD5

                          ad41de4aff8c1ba9323f5b1df5016af4

                          SHA1

                          242da6c864d7cd6edf1910007a676cbf1ee42e8f

                          SHA256

                          5b0e5a4c237796186dc31f88df11a865db71a213e253525904432b76f103a11a

                          SHA512

                          fa64781adaa6eeb4729861a2163ee2a719747b52b408567fafd23beaabfcca10d44a775a0da29451af2809762819bf33c7d170807f7226ae8e1b5b2e9bde225e

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

                          Filesize

                          5KB

                          MD5

                          fd42ef4ea02d57e676c4b433c7d5aacf

                          SHA1

                          7f59a5bb2e9976d8d3bf77c9bd1a209d728b1573

                          SHA256

                          8b4781feba0315ad97feb6992e2484baf47a2e8069984f7f72154e4d7a3c4e08

                          SHA512

                          8702a0b25918c3007c1ba1e60f24c0e83a16d8b2d2c3f49875abd5cfafa9f73bef797dfe82ae8bc98e92acd553f4321c39a052ee809354387d2c0983408e7190

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

                          Filesize

                          5KB

                          MD5

                          b648d151004023cdf27ddff4fad29f92

                          SHA1

                          58b9d4fac2467684e655aa24593381d0141910e2

                          SHA256

                          b3ba1dcc8c853c6b798e5caf35853b29c725f1102a1d286f749fb03ca6ad061f

                          SHA512

                          1e85ea75784871a797e04a9d259a8cb465ab9280b42bd69cfa92f39775717424565b85a30628204b158881183beaeffac95022004c50dc7826a2d59796bbd6a8

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\000007.dbtmp

                          Filesize

                          16B

                          MD5

                          18e723571b00fb1694a3bad6c78e4054

                          SHA1

                          afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                          SHA256

                          8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                          SHA512

                          43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

                        • C:\Users\Admin\AppData\Local\Temp\7zO4EB9CC96\LastActivityView.cfg

                          Filesize

                          598B

                          MD5

                          d1ec40cde95f6a94b5a162cc6a05fb6f

                          SHA1

                          595e9ca37504e0cf68e28f3ee66724d259b802c9

                          SHA256

                          d2e2e2dc6b8c527120fefac8b60bf097a9cdb55b87809fd716a835040e0d5822

                          SHA512

                          8c7f6d7ac9e379cda3a8a9c47d61c8a2bd246887da66a16b838ba8b2f83d8bef670a6bc46146e2a3ab80969e3a262a695f7fbbffeeb884c3fc2262b38735a61d

                        • C:\Users\Admin\AppData\Local\Temp\7zO4EB9CC96\LastActivityView.exe

                          Filesize

                          130KB

                          MD5

                          f27a284ef9b018cdd2a98a7b78ccdcb3

                          SHA1

                          67e260b11e6227c18cae8925b4f6899103c607f2

                          SHA256

                          af86dc3f76d39b67b967a3b714e9e70ed43eec8d3871e9691cb45d84372b53fb

                          SHA512

                          9a8811f13517748539308a70933b126a3348407f397bf30f903019379f927532c64015853b94acf21bdbc554d638a0265d4394d026e289103db06fe93fe5524b