Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    02-01-2025 15:34

General

  • Target

    private1.exe

  • Size

    37KB

  • MD5

    cd4db83a43d07e5e947bec896f7fdf41

  • SHA1

    8c788d7bb0139164e84556a84f365fd9743233ce

  • SHA256

    acd71e404bc78050b49f052230f570afdf1063420619663e8848187c3444ce2f

  • SHA512

    66933df632a9a1eb16825bdb1d8d584cf94b1787b4dd96008256909aee75ab17e0ca6452d7a5253b8c8cc3491f79281bde481c9010672fc0240bf5bcab81ac6b

  • SSDEEP

    384:6cx97uxgibbjpPu7w9qyMTytrXXWsBsIDzCrAF+rMRTyN/0L+EcoinblneHQM3eJ:lCNN9ZMTytrWKsIyrM+rMRa8NuDvt

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Drops autorun.inf file 1 TTPs 5 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 3 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
  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 40 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 52 IoCs
  • Suspicious use of SendNotifyMessage 49 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\private1.exe
    "C:\Users\Admin\AppData\Local\Temp\private1.exe"
    1⤵
    • Drops autorun.inf file
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2704
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\private1.exe" "private1.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:2828
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM Exsample.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2728
  • 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 AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1732
    • 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,0x7fef6d19758,0x7fef6d19768,0x7fef6d19778
      2⤵
        PID:3052
      • 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=1188 --field-trial-handle=1212,i,13282564245341583464,9360695161817848443,131072 /prefetch:2
        2⤵
          PID:448
        • 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=1520 --field-trial-handle=1212,i,13282564245341583464,9360695161817848443,131072 /prefetch:8
          2⤵
            PID:1800
          • 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=1628 --field-trial-handle=1212,i,13282564245341583464,9360695161817848443,131072 /prefetch:8
            2⤵
              PID:2028
            • 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=2248 --field-trial-handle=1212,i,13282564245341583464,9360695161817848443,131072 /prefetch:1
              2⤵
                PID:1276
              • 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=2264 --field-trial-handle=1212,i,13282564245341583464,9360695161817848443,131072 /prefetch:1
                2⤵
                  PID:2280
                • 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=1356 --field-trial-handle=1212,i,13282564245341583464,9360695161817848443,131072 /prefetch:2
                  2⤵
                    PID:1308
                  • 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=3168 --field-trial-handle=1212,i,13282564245341583464,9360695161817848443,131072 /prefetch:1
                    2⤵
                      PID:1292
                    • 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=3648 --field-trial-handle=1212,i,13282564245341583464,9360695161817848443,131072 /prefetch:8
                      2⤵
                        PID:272
                      • 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=3740 --field-trial-handle=1212,i,13282564245341583464,9360695161817848443,131072 /prefetch:1
                        2⤵
                          PID:3048
                      • 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:264
                        • C:\Windows\system32\taskmgr.exe
                          "C:\Windows\system32\taskmgr.exe" /4
                          1⤵
                          • Suspicious behavior: EnumeratesProcesses
                          • Suspicious use of FindShellTrayWindow
                          • Suspicious use of SendNotifyMessage
                          PID:2800

                        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_000001

                          Filesize

                          215KB

                          MD5

                          d79b35ccf8e6af6714eb612714349097

                          SHA1

                          eb3ccc9ed29830df42f3fd129951cb8b791aaf98

                          SHA256

                          c8459799169b81fdab64d028a9ebb058ea2d0ad5feb33a11f6a45a54a5ccc365

                          SHA512

                          f4be1c1e192a700139d7cff5059af81c0234ed5f032796036a1a4879b032ce4eedd16a121bbf776f17bc84a0012846f467ad48b46db4008841c25b779c7d8f5a

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

                          Filesize

                          168B

                          MD5

                          c186fa0d3a085cdb83d363b436a55190

                          SHA1

                          a91d92288d3e84471520adcd0e2a072ab840151e

                          SHA256

                          952b6e037e34f3a00a7abbc61b02bbadbc1884d4b6a602938b9c960c0f6af30c

                          SHA512

                          5a8fed5d36b05215c3232baae328d0cd39b5eacffa3ed852cbe33c8d36788c945827e5fdc44c011c3a05c0504bff84fa22e5d4d7d85f87cf2c869bf3a2aab549

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

                          Filesize

                          168B

                          MD5

                          77e48f091c4c5d2ea1c63fbe9e06a249

                          SHA1

                          d56d928914e2a46a88ff12be0a56bda0edb8f24f

                          SHA256

                          9614be4323358fc11db35eecd502034e10e890a0afc3584eef94e9b197145391

                          SHA512

                          84f98cbcdd19a402c972e85c8803494cf08132f4b9098e689bd8120e9f491565b1df60280c860602f2ddd137367f8ab8d6ed33c6bdcfce3eee09375ebd8f0f74

                        • 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\Preferences

                          Filesize

                          5KB

                          MD5

                          d78db606ff064fbf8959dc9c9e890725

                          SHA1

                          1f6907163b6aee7528ccf6bc8945fd15489829aa

                          SHA256

                          1674ac3a385c755c04cae043fbe962dfd529066d1802503febea980c9e0af3ec

                          SHA512

                          f3581578354c948437348fa8af1737653bb033cad318394eaeae8bd5c8e73c8a76ada588638d9856d4f9bd8a9f0cf1b61269cfd3ea6037e6c36a3bf9c5fda0c1

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

                          Filesize

                          6KB

                          MD5

                          e6e55fd3a7022c682ec130173ee6aaed

                          SHA1

                          6883e04a4e09a77e4c4c163f31edc2238727baed

                          SHA256

                          624b0920dc60349274cc05fa1e9237464906594dc2b2a1051574b70e0c6b49fc

                          SHA512

                          e76d9fb673c88b63b8bf7fd4e51b32310970155eee88f8d7d33dc698580f3adbbe256712e52aa4d690822a5757e58dfa258215f7f1556cd0593a5ae21a6edd17

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

                          Filesize

                          5KB

                          MD5

                          935605b162e8975f1bb4e3fc0b9d412c

                          SHA1

                          d2afac69135a849d4a57c10f694f9a169ed21b5e

                          SHA256

                          955941074f5a36ba688fa391524b7e80cdef7d06efc5d0abce771473ef4814fa

                          SHA512

                          2327d69725b6c646736ed87b7f06d5dab79521dd7ca0ff8fe58a5c10e1189988431c8dc94cc9ad41a21790feb94eb958907af894213b4f4f7959ebe0b83e63ad

                        • 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\Google\Chrome\User Data\Local State

                          Filesize

                          336KB

                          MD5

                          d457c281f5edb0a1d6de778c8c0ab7a4

                          SHA1

                          548ef96d9b2645d88f7ee4a9041b7463e0fcd0a6

                          SHA256

                          5a73d85ebab760679cab1e9972a39c924fba9257446153843fbad181b8ae5762

                          SHA512

                          4a86656dba97b6f43c032f6cd87e397416f4d917f031c75f77aa1e33a41c3d46059e49dda614b3eed5d66748cf2116e4c91026b1474e9261e8a4d27ecb394f9b

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\af27bf98-6f03-4446-8fef-cbce9255ee6d.tmp

                          Filesize

                          336KB

                          MD5

                          7e380d1e98407dc0d6d26925968ba1cf

                          SHA1

                          948a533a887c7fcec33aa2b3ef6075a5a6337db5

                          SHA256

                          2b17cd02465699b436a48f0cc9a3a7c56ddb01c088ce19e0ecd74d9da5e6947f

                          SHA512

                          7072b9e48fe34c491b38eee491841a83e16bb1a151262a4ed42349b5dbdb26fb473fe18aac6cfc06858470d9fa25b6654572965e267c4c8df48018354678aae1

                        • memory/2704-11-0x0000000074010000-0x00000000745BB000-memory.dmp

                          Filesize

                          5.7MB

                        • memory/2704-1-0x0000000074010000-0x00000000745BB000-memory.dmp

                          Filesize

                          5.7MB

                        • memory/2704-0-0x0000000074011000-0x0000000074012000-memory.dmp

                          Filesize

                          4KB

                        • memory/2704-2-0x0000000074010000-0x00000000745BB000-memory.dmp

                          Filesize

                          5.7MB

                        • memory/2800-271-0x0000000140000000-0x00000001405E8000-memory.dmp

                          Filesize

                          5.9MB

                        • memory/2800-272-0x0000000140000000-0x00000001405E8000-memory.dmp

                          Filesize

                          5.9MB