Analysis

  • max time kernel
    154s
  • max time network
    174s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    10-11-2024 22:57

General

  • Target

    7BCD80F4BA829652FCD4514585D00052CE8C8BDB48B3F7B651846DE264BCBA32.exe

  • Size

    381KB

  • MD5

    13174317a9acd10f244a6b87475c4866

  • SHA1

    e25418fb175eeda2d30e8a8b981753bd8844f9b7

  • SHA256

    7bcd80f4ba829652fcd4514585d00052ce8c8bdb48b3f7b651846de264bcba32

  • SHA512

    05084d92b4ea6a033395cd9c2fc3009b8c885da0663b862bd7e4c3b2421cc38d73250820258ff3cfcb208ccbc5146f77a4d1d695683ade96c47dfb1a7bb65e53

  • SSDEEP

    3072:jqB5SKEdTxrsC6JELHvClGd5PFa50O8Jq72lKEMsqYaqNN5A:WDEdaC6lat+ylKEVaW

Malware Config

Signatures

  • Locky

    Ransomware strain released in 2016, with advanced features like anti-analysis.

  • Locky family
  • 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
  • Modifies registry class 1 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 23 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7BCD80F4BA829652FCD4514585D00052CE8C8BDB48B3F7B651846DE264BCBA32.exe
    "C:\Users\Admin\AppData\Local\Temp\7BCD80F4BA829652FCD4514585D00052CE8C8BDB48B3F7B651846DE264BCBA32.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:2548
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2520
  • C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\3773480808\payload.dat
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2176
    • C:\Windows\system32\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\3773480808\payload.dat
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:2116
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    1⤵
    • Enumerates system info in registry
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1792
    • 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,0x7fef5f59758,0x7fef5f59768,0x7fef5f59778
      2⤵
        PID:288
      • 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=1168 --field-trial-handle=1128,i,12263547585352069040,13636918475118711468,131072 /prefetch:2
        2⤵
          PID:2960
        • 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=1516 --field-trial-handle=1128,i,12263547585352069040,13636918475118711468,131072 /prefetch:8
          2⤵
            PID:2924
          • 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=1608 --field-trial-handle=1128,i,12263547585352069040,13636918475118711468,131072 /prefetch:8
            2⤵
              PID:2328
            • 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=2264 --field-trial-handle=1128,i,12263547585352069040,13636918475118711468,131072 /prefetch:1
              2⤵
                PID:2504
              • 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=2272 --field-trial-handle=1128,i,12263547585352069040,13636918475118711468,131072 /prefetch:1
                2⤵
                  PID:2340
                • 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=1312 --field-trial-handle=1128,i,12263547585352069040,13636918475118711468,131072 /prefetch:2
                  2⤵
                    PID:2072
                  • 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=2880 --field-trial-handle=1128,i,12263547585352069040,13636918475118711468,131072 /prefetch:1
                    2⤵
                      PID:1740
                    • 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 --mojo-platform-channel-handle=3456 --field-trial-handle=1128,i,12263547585352069040,13636918475118711468,131072 /prefetch:8
                      2⤵
                        PID:3004
                      • 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 --mojo-platform-channel-handle=3656 --field-trial-handle=1128,i,12263547585352069040,13636918475118711468,131072 /prefetch:8
                        2⤵
                          PID:2272
                        • 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=3760 --field-trial-handle=1128,i,12263547585352069040,13636918475118711468,131072 /prefetch:8
                          2⤵
                            PID:2708
                          • 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=12 --mojo-platform-channel-handle=3804 --field-trial-handle=1128,i,12263547585352069040,13636918475118711468,131072 /prefetch:1
                            2⤵
                              PID:2796
                          • 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:2148

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

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                            Downloads

                            • 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

                              38f0dec860e086099ff0645b4f869861

                              SHA1

                              a10983697700819bb9c33e2b316dac11bc331981

                              SHA256

                              10929403ad65b6c8bcc64030896d692a199f1dceb9530a7aed4b487d019df4da

                              SHA512

                              3e44a910618278b9d662a43cfc0fb3ac28b494a44184601366a57fca34860c5610a7c1f345d225e9420c97715b4f6e78e7c585038178b12be14d32179943b862

                            • 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

                              169KB

                              MD5

                              fd46dc83f96ddea4725f05315edfe1d5

                              SHA1

                              862c390d33bb7d9498b6ad1a05822477cf40c04c

                              SHA256

                              9a7d045bece8fe3a191694912708f42aea78477be54f541a44fce73209aded8d

                              SHA512

                              9d01aa5f655d678b68a568e24b9d6681fd34b4bcc90d3a4280e7e93b0c1375e7b97bce43e4cf0a19b6990a2577adf4990d7ab78c6ea88ace868d285b752b94c4

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\c20ae58c-fed5-41ff-8c77-a214fc337f90.tmp

                              Filesize

                              169KB

                              MD5

                              e42670a8a3ea3d5cc9727968a8c2e070

                              SHA1

                              c58356541d237f7f2cc1ea2b4864b275c616ac37

                              SHA256

                              1e0f5f29fbfe4a48f3eb39daefc80169e9871cbf127f6ba7291807c764c80ee5

                              SHA512

                              b591d23dcb928bcef2dc4de6cdfb0686e5a662269bad34b8c97ea5e4001cbb88a7ac69b89692a68cbd4111028b8ffe49cad7e169b12cd7804fdaa913c80cf299

                            • memory/2520-7-0x0000000140000000-0x00000001405E8000-memory.dmp

                              Filesize

                              5.9MB

                            • memory/2520-4-0x0000000140000000-0x00000001405E8000-memory.dmp

                              Filesize

                              5.9MB

                            • memory/2520-199-0x0000000140000000-0x00000001405E8000-memory.dmp

                              Filesize

                              5.9MB

                            • memory/2520-198-0x0000000140000000-0x00000001405E8000-memory.dmp

                              Filesize

                              5.9MB

                            • memory/2520-196-0x0000000140000000-0x00000001405E8000-memory.dmp

                              Filesize

                              5.9MB

                            • memory/2520-3-0x0000000140000000-0x00000001405E8000-memory.dmp

                              Filesize

                              5.9MB

                            • memory/2548-6-0x0000000000400000-0x0000000000462000-memory.dmp

                              Filesize

                              392KB

                            • memory/2548-10-0x0000000000400000-0x0000000000462000-memory.dmp

                              Filesize

                              392KB

                            • memory/2548-0-0x0000000000220000-0x000000000023C000-memory.dmp

                              Filesize

                              112KB

                            • memory/2548-12-0x0000000000400000-0x0000000000462000-memory.dmp

                              Filesize

                              392KB

                            • memory/2548-5-0x0000000000220000-0x000000000023C000-memory.dmp

                              Filesize

                              112KB

                            • memory/2548-21-0x0000000000400000-0x0000000000462000-memory.dmp

                              Filesize

                              392KB

                            • memory/2548-20-0x0000000000400000-0x0000000000462000-memory.dmp

                              Filesize

                              392KB

                            • memory/2548-1-0x0000000000400000-0x0000000000462000-memory.dmp

                              Filesize

                              392KB

                            • memory/2548-18-0x0000000000400000-0x0000000000462000-memory.dmp

                              Filesize

                              392KB

                            • memory/2548-197-0x0000000000400000-0x0000000000462000-memory.dmp

                              Filesize

                              392KB

                            • memory/2548-16-0x0000000000400000-0x0000000000462000-memory.dmp

                              Filesize

                              392KB

                            • memory/2548-15-0x0000000000400000-0x0000000000462000-memory.dmp

                              Filesize

                              392KB

                            • memory/2548-201-0x0000000000400000-0x0000000000462000-memory.dmp

                              Filesize

                              392KB