Analysis

  • max time kernel
    30s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    20-12-2024 04:18

General

  • Target

    Yashma-Ransomware-main/Yashma Ransomware/CustomWindowsForm/BlackForm.vbs

  • Size

    159KB

  • MD5

    9da1e86a871d2604eaf2a14b5a1c2e06

  • SHA1

    75b2424aa630f6fdda88b0e61eade6c0a0ea2bc9

  • SHA256

    64b50a1e8df898739e73516effa5579d477f8c09b9b85a8042f7c9aff4172ac5

  • SHA512

    48ab2f2e3a36af5eeee48fadf93f30583e05dc3c1bf79560874d0d971000a7fad26da93d9a0896dbe20b9ad9a5be2a60198ef9ff579f64c7e0454f874b4ab3ef

  • SSDEEP

    768:KjXdskSv62RIDg33ITTV06eiibdih3kQoQ4Ysmgq/QdM91Cl:Kj2v68334Vi4suqky

Score
3/10

Malware Config

Signatures

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 58 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Yashma-Ransomware-main\Yashma Ransomware\CustomWindowsForm\BlackForm.vbs"
    1⤵
      PID:3040
    • 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:2448
      • 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,0x7fef7b29758,0x7fef7b29768,0x7fef7b29778
        2⤵
          PID:2152
        • 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=1208,i,14024199398681019854,14455189327337665350,131072 /prefetch:2
          2⤵
            PID:2816
          • 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=1524 --field-trial-handle=1208,i,14024199398681019854,14455189327337665350,131072 /prefetch:8
            2⤵
              PID:2704
            • 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=1652 --field-trial-handle=1208,i,14024199398681019854,14455189327337665350,131072 /prefetch:8
              2⤵
                PID:2660
              • 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=2212 --field-trial-handle=1208,i,14024199398681019854,14455189327337665350,131072 /prefetch:1
                2⤵
                  PID:108
                • 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=2224 --field-trial-handle=1208,i,14024199398681019854,14455189327337665350,131072 /prefetch:1
                  2⤵
                    PID:2592
                  • 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=2608 --field-trial-handle=1208,i,14024199398681019854,14455189327337665350,131072 /prefetch:2
                    2⤵
                      PID:2336
                    • 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=3352 --field-trial-handle=1208,i,14024199398681019854,14455189327337665350,131072 /prefetch:1
                      2⤵
                        PID:1232
                      • 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=2760 --field-trial-handle=1208,i,14024199398681019854,14455189327337665350,131072 /prefetch:8
                        2⤵
                          PID:1400
                        • 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=1208,i,14024199398681019854,14455189327337665350,131072 /prefetch:1
                          2⤵
                            PID:1744
                          • 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=3052 --field-trial-handle=1208,i,14024199398681019854,14455189327337665350,131072 /prefetch:1
                            2⤵
                              PID:1900
                            • 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=2524 --field-trial-handle=1208,i,14024199398681019854,14455189327337665350,131072 /prefetch:1
                              2⤵
                                PID:1676
                              • 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=13 --mojo-platform-channel-handle=2232 --field-trial-handle=1208,i,14024199398681019854,14455189327337665350,131072 /prefetch:1
                                2⤵
                                  PID:2232
                              • 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:2360

                                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_000005

                                  Filesize

                                  215KB

                                  MD5

                                  d79b35ccf8e6af6714eb612714349097

                                  SHA1

                                  eb3ccc9ed29830df42f3fd129951cb8b791aaf98

                                  SHA256

                                  c8459799169b81fdab64d028a9ebb058ea2d0ad5feb33a11f6a45a54a5ccc365

                                  SHA512

                                  f4be1c1e192a700139d7cff5059af81c0234ed5f032796036a1a4879b032ce4eedd16a121bbf776f17bc84a0012846f467ad48b46db4008841c25b779c7d8f5a

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000006

                                  Filesize

                                  41KB

                                  MD5

                                  ca9e4686e278b752e1dec522d6830b1f

                                  SHA1

                                  1129a37b84ee4708492f51323c90804bb0dfed64

                                  SHA256

                                  b36086821f07e11041fc44b05d2cafe3fb756633e72b07da453c28bd4735ed26

                                  SHA512

                                  600e5d6e1df68423976b1dcfa99e56cb8b8f5cd008d52482fefb086546256a9822025d75f5b286996b19ee1c7cd254f476abf4de0cf8c6205d9f7d5e49b80671

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

                                  Filesize

                                  168B

                                  MD5

                                  3cff5e0c3db279b00d4e36d8b224df36

                                  SHA1

                                  5904f7241486013d94081260e6e9e6b3b42960ef

                                  SHA256

                                  05a728ee80d4cb7cafff7fd339df1c251ed72157d64b98099ff84b573764db8d

                                  SHA512

                                  6d00eebb4138c8f5116fd12bcd92e8c72f47d67427c021069cb01c24b07eb139604517c0c93ee0ea474f97bd0a8a090d95fa6c60aef3fb2aa768d2bb16fb0688

                                • 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\Network Persistent State

                                  Filesize

                                  1KB

                                  MD5

                                  a593a9b6d83be959eacbeaddccbb4eb7

                                  SHA1

                                  b78a98fdf2eb87790754a3f5fa71dad581dec191

                                  SHA256

                                  7d409c920da1572c649ed3628dd76143cb15b43bc83daa2f16e5ee6a80b0b680

                                  SHA512

                                  17810e5b6cafa8994ac3394f238885538ea67e50fe9077d0aa9a5fb0e9042db170fef61e188a6d23affd8de51ea6f9e8fda5a01650f11015cc3e32d031704f81

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

                                  Filesize

                                  363B

                                  MD5

                                  18d97573812fa5d57751f2e768d57072

                                  SHA1

                                  08c055407e64089553e0c7f6d2a9a3143f1f2f20

                                  SHA256

                                  ce11ac938419524a717776056e82bc73e7c21cd6a739aac4ae44cddc2ef32f5d

                                  SHA512

                                  eeecaff869d3b7fc5f9b8872de08c5509212169afe789d1e612c8177ad8061bcf8a909ae192d16c0e3c285678364b862d8a72bd2cdb6cbb6901ad68040982aa7

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

                                  Filesize

                                  5KB

                                  MD5

                                  c1e3137bf4ca33ace9060f8f2a6d7298

                                  SHA1

                                  9bd84927436d23043b43d97d98a68d8c937e0857

                                  SHA256

                                  00836587676af8d0304c236ba28e0d3ff7324e887d29e129ef9197c68673d558

                                  SHA512

                                  618bd1a81ba3e9f48ee80935c86a89c285d80b4ea3e0d43ba048af3e5f2ae76d46fe7094b0614e6d6aeb1801c9f642dbd337c9a5e2d6a4f3313bab920041cf51

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

                                  Filesize

                                  4KB

                                  MD5

                                  54ba4a4665311bdefb7bc8c8ac26b76f

                                  SHA1

                                  37c830a2cb79534bc1b7268fd76f78a9b589c561

                                  SHA256

                                  befb75d4cd4f73e7e7bcfdb809ea06a5c77aa6cba56fd0a96e4577916ebd323e

                                  SHA512

                                  e813e08892121fa219c53a7ccc77d177dd861907e812472313183a0f8f617c10471b6a85e3d4a7df765f464d4f1f1effc40965cad1ef53dcd71f5b6d5cf6a34c

                                • 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

                                  352KB

                                  MD5

                                  128a9daa9e17b862647d066c49420598

                                  SHA1

                                  66bcc0ca82457407cf751886504db6e6e47e707e

                                  SHA256

                                  f1a24fa3a8d2cec998376332747189e2c5a3f8729defafa934fe4924e80acf69

                                  SHA512

                                  1f2a5c541da09f8d6e74640c91a34265ccc5e39a878b2214e257f1b3eac0d1461fc4062cc11702bf379ab8a260d74ba5b9c1b9bd67ef6678b03488b83e7e7bce