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Resubmissions

13/02/2024, 15:44

240213-s6rtbadg29 6

13/02/2024, 14:50

240213-r71xyadc69 6

13/02/2024, 14:44

240213-r4jt9adc33 6

13/02/2024, 14:41

240213-r2we9scb21 6

13/02/2024, 14:40

240213-r17f5scb2t 1

Analysis

  • max time kernel
    51s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    13/02/2024, 14:41

General

  • Target

    Untitled document.txt

  • Size

    173B

  • MD5

    f388b88f4839029e5198fe8e2de36b36

  • SHA1

    305c1aaf8d44d9cb4f74cc67c1bbf084aca27acd

  • SHA256

    2c433ffb2a21830ae7f7e01afdaf08b9f015492355dacfa51fb139bf4a088f1c

  • SHA512

    38e012cb4d4a65691234746bd06f01ef9835f75ea648bc3b0e83d32c220784efede34f44007171be79d87a27763f8d38383bf3e252c8507c4f744307e28ad457

Score
6/10

Malware Config

Signatures

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\NOTEPAD.EXE
    C:\Windows\system32\NOTEPAD.EXE "C:\Users\Admin\AppData\Local\Temp\Untitled document.txt"
    1⤵
      PID:2224
    • 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:2984
      • 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,0x7fef6f29758,0x7fef6f29768,0x7fef6f29778
        2⤵
          PID:3068
        • 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=1148 --field-trial-handle=1380,i,5561422510313480711,7063519380344173737,131072 /prefetch:2
          2⤵
            PID:2832
          • 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=1380,i,5561422510313480711,7063519380344173737,131072 /prefetch:8
            2⤵
              PID:2956
            • 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=1380,i,5561422510313480711,7063519380344173737,131072 /prefetch:8
              2⤵
                PID:2596
              • 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=1608 --field-trial-handle=1380,i,5561422510313480711,7063519380344173737,131072 /prefetch:1
                2⤵
                  PID:2540
                • 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=2316 --field-trial-handle=1380,i,5561422510313480711,7063519380344173737,131072 /prefetch:1
                  2⤵
                    PID:1492
                  • 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=1160 --field-trial-handle=1380,i,5561422510313480711,7063519380344173737,131072 /prefetch:2
                    2⤵
                      PID:2036
                    • 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=1268 --field-trial-handle=1380,i,5561422510313480711,7063519380344173737,131072 /prefetch:1
                      2⤵
                        PID:1900
                      • C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe
                        "C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe" --reenable-autoupdates --system-level
                        2⤵
                          PID:1056
                          • C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe
                            "C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\setup.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\TEMP\Crashpad --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0x154,0x158,0x15c,0x128,0x160,0x140317688,0x140317698,0x1403176a8
                            3⤵
                              PID:1536
                          • 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=3996 --field-trial-handle=1380,i,5561422510313480711,7063519380344173737,131072 /prefetch:8
                            2⤵
                              PID:1940
                            • 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=3944 --field-trial-handle=1380,i,5561422510313480711,7063519380344173737,131072 /prefetch:1
                              2⤵
                                PID:2876
                              • 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=11 --mojo-platform-channel-handle=2484 --field-trial-handle=1380,i,5561422510313480711,7063519380344173737,131072 /prefetch:1
                                2⤵
                                  PID:1620
                              • 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:2948

                                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_000011

                                  Filesize

                                  27KB

                                  MD5

                                  8e726f705237de526d24bef1bf3a0631

                                  SHA1

                                  32686afb7c33d0ea65c413d773bdff6a01a59899

                                  SHA256

                                  b0caf825c0456cc2e5ffef6801f361e34d5533c3bf55e3af0cb983e39343ba14

                                  SHA512

                                  c62c7e9ee6d1c5408811099f5bd5dde0ea20dd5d9d85deec980b3bab8344eefcd55143eda98b995d2418ca20522420f0d2d6c8f18bc0ecb48ad32b4a5e2e8c9c

                                • 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

                                  689B

                                  MD5

                                  e58e07ce54e57835f53f8293f393fd48

                                  SHA1

                                  9de856c4b194622be4d726b80e0eb2f2cde98747

                                  SHA256

                                  1c8f913111e582a674c3c4c94d41ae91820aa349ed11b43eef70c8a04c19616d

                                  SHA512

                                  5ba9d006fc285d9b36cdaf33b6fa71576f9823a706d0b36e4ddf5620ef8ec8bdb658e587a7e9b6cceb2047808a26cf7e0558cea5ff1a502e49164bb02b3853d3

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

                                  Filesize

                                  1KB

                                  MD5

                                  0ed2c6ce3def302748b6d2cfbf8511ef

                                  SHA1

                                  e1768fc6cd257e083678349b4dfc98fa5c21112c

                                  SHA256

                                  642972659fdcb826c2ab2a9c286d2efe87d2f7c31473a0bffe80229d672e14bf

                                  SHA512

                                  1eb0051808aefe2772de2c37d02df1842c15fb5892ca05c2245db04af3875132e1140315ced93a6fae9637b66f223fe1eb59a377046685c92701367261662a20

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

                                  Filesize

                                  5KB

                                  MD5

                                  ea927605f7a40db356cd8997ba24933f

                                  SHA1

                                  8a9ac068522861ed941c67f5f2715407842b5f6a

                                  SHA256

                                  718ae6322d53c11433a0f8cd8cdec21c5d4ca158bf49c1bfde2a1468d57f2eb3

                                  SHA512

                                  cef7b04943c45104f8c399e684ae836c653ba57555470f8561c5bd9dae4cdbdee43b20fb9b7dd518e24b11ddc8b7501e2ec9d6c097b5df1cf9df6de190a1db19

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

                                  Filesize

                                  5KB

                                  MD5

                                  6b35e845e00685bf7164d0b8a6690017

                                  SHA1

                                  102ca1af1429aa226c69c1a429441602b7d0c0c5

                                  SHA256

                                  5de66562f53e7e9c0dc137a7fad189281db2d1c9d91a2b2a2b4ff96f7314be20

                                  SHA512

                                  ce8dbdaf4352308d735679703a1bc5b42be42b0ef24106f207498edf5304f84b354969dbdbae1f5546c2d725839b837eb98243fd5ea248983fc2fdc69c2b2da1

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

                                  Filesize

                                  4KB

                                  MD5

                                  60410a08649eb57dae5e3a68ac99b15f

                                  SHA1

                                  a8e95ce95472aa122f3163607b9b60c351a68295

                                  SHA256

                                  d87ec2f1742ff6b07d32cb129157f47499273bde687df84a861ac9f8a6b34f38

                                  SHA512

                                  20401ca26177a7d79d3b2ceccab78aa762f0408f807cb7988f73914cf2cc00411eb27f658ffbc71dd00487270c03988e2ad1a156e453f69a4c1a32bf23ddd479

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\CURRENT

                                  Filesize

                                  16B

                                  MD5

                                  18e723571b00fb1694a3bad6c78e4054

                                  SHA1

                                  afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                                  SHA256

                                  8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                                  SHA512

                                  43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2