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Analysis

  • max time kernel
    152s
  • max time network
    165s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/02/2024, 02:57

General

  • Target

    Sky Beta.exe

  • Size

    152.7MB

  • MD5

    82bba5f337a5441c52486c72dbe1ae91

  • SHA1

    8e31ee0ec80cbf883b5ee945fed9b9e330407f5b

  • SHA256

    28654e3b799752f56c9699d156c01f21dbbe598058ba52e9b8f876a0e7c8ce09

  • SHA512

    16300c7c590145f9da4b8c06b6efe1be77a3ba037234d4de8fae3586c9453698596f6fa2e0600a171d0512a9b9b28dfbe55d27bffafe673e4c8afcbfb12660e7

  • SSDEEP

    1572864:qLBZB52nvuZ7wVuMbgR7Sp6kYdEctmhoLsPagBsgkx52HYhwj+vfIBUdoJnP9Dj0:qypCmJctBjj2+Jv

Score
7/10

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Enumerates processes with tasklist 1 TTPs 10 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Sky Beta.exe
    "C:\Users\Admin\AppData\Local\Temp\Sky Beta.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4692
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /d /s /c "tasklist"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4676
      • C:\Windows\system32\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • Suspicious use of AdjustPrivilegeToken
        PID:1780
    • C:\Users\Admin\AppData\Local\Temp\Sky Beta.exe
      "C:\Users\Admin\AppData\Local\Temp\Sky Beta.exe" --type=gpu-process --user-data-dir="C:\Users\Admin\AppData\Roaming\project" --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAABgAAAAAAAAAGAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1724 --field-trial-handle=1744,i,13181175687544420501,4742338557869405784,131072 --disable-features=SpareRendererForSitePerProcess,WinRetrieveSuggestionsOnlyOnDemand /prefetch:2
      2⤵
        PID:2232
      • C:\Users\Admin\AppData\Local\Temp\Sky Beta.exe
        "C:\Users\Admin\AppData\Local\Temp\Sky Beta.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --user-data-dir="C:\Users\Admin\AppData\Roaming\project" --mojo-platform-channel-handle=1940 --field-trial-handle=1744,i,13181175687544420501,4742338557869405784,131072 --disable-features=SpareRendererForSitePerProcess,WinRetrieveSuggestionsOnlyOnDemand /prefetch:8
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1696
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /d /s /c "tasklist"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:528
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /d /s /c "tasklist"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:5048
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /d /s /c "tasklist"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1280
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /d /s /c "tasklist"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4476
        • C:\Windows\system32\tasklist.exe
          tasklist
          3⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:864
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /d /s /c "tasklist"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3808
        • C:\Windows\system32\tasklist.exe
          tasklist
          3⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:2340
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /d /s /c "tasklist"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4880
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /d /s /c "tasklist"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4472
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /d /s /c "tasklist"
        2⤵
          PID:5012
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /d /s /c "tasklist"
          2⤵
            PID:860
            • C:\Windows\system32\tasklist.exe
              tasklist
              3⤵
              • Enumerates processes with tasklist
              • Suspicious use of AdjustPrivilegeToken
              PID:2508
          • C:\Users\Admin\AppData\Local\Temp\Sky Beta.exe
            "C:\Users\Admin\AppData\Local\Temp\Sky Beta.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --user-data-dir="C:\Users\Admin\AppData\Roaming\project" --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAABgAAAAAAAAAGAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1212 --field-trial-handle=1744,i,13181175687544420501,4742338557869405784,131072 --disable-features=SpareRendererForSitePerProcess,WinRetrieveSuggestionsOnlyOnDemand /prefetch:2
            2⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1276
        • C:\Windows\system32\tasklist.exe
          tasklist
          1⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:4012
        • C:\Windows\system32\tasklist.exe
          tasklist
          1⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:468
        • C:\Windows\system32\tasklist.exe
          tasklist
          1⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:1420
        • C:\Windows\system32\tasklist.exe
          tasklist
          1⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:3188
        • C:\Windows\system32\tasklist.exe
          tasklist
          1⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:4112
        • C:\Windows\system32\tasklist.exe
          tasklist
          1⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:3260

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\246157f1-31ad-4ff9-b2e0-cee905fa394b.tmp.node

          Filesize

          155KB

          MD5

          5e5e518ef0b6fdc731da7c6b92478aa0

          SHA1

          e2cd51e5ee4d2bb317d2eb88f1008c3a4d06616c

          SHA256

          eec714e3ec4aa4f4894541829ebca1cea5bded48a1995ff9534ce57d41ffc3de

          SHA512

          5532288bd119937122af641d580721205bdcbeb05bc8595a68f59879cb1b76cd950d1a2a28f1226c7642d2d423f2bffe6e6c7cf27cc3957d894324dd1d2ee07f

        • C:\Users\Admin\AppData\Local\Temp\ebd34457-997a-4e6f-990f-5cf884f55622.tmp.node

          Filesize

          1.6MB

          MD5

          d4ea78aa02027fe173ece3c18d69f4df

          SHA1

          4d97b67d772b5980f75257104c3a6d52d160af37

          SHA256

          a6436658f64a03171a5396b788fccd0f09fc450ba3c37806b6b96996ede330b1

          SHA512

          d6b45631e6f99ab534617e8812d85c03d64758a095e8faa60804c11f11499e5c1a042e0fcf8d12b84a0d83b5b503bf375036471a435579858607e1f69c177b65

        • memory/1276-40-0x00000223CAD50000-0x00000223CAD51000-memory.dmp

          Filesize

          4KB

        • memory/1276-42-0x00000223CAD50000-0x00000223CAD51000-memory.dmp

          Filesize

          4KB

        • memory/1276-41-0x00000223CAD50000-0x00000223CAD51000-memory.dmp

          Filesize

          4KB

        • memory/1276-47-0x00000223CAD50000-0x00000223CAD51000-memory.dmp

          Filesize

          4KB

        • memory/1276-46-0x00000223CAD50000-0x00000223CAD51000-memory.dmp

          Filesize

          4KB

        • memory/1276-49-0x00000223CAD50000-0x00000223CAD51000-memory.dmp

          Filesize

          4KB

        • memory/1276-48-0x00000223CAD50000-0x00000223CAD51000-memory.dmp

          Filesize

          4KB

        • memory/1276-51-0x00000223CAD50000-0x00000223CAD51000-memory.dmp

          Filesize

          4KB

        • memory/1276-50-0x00000223CAD50000-0x00000223CAD51000-memory.dmp

          Filesize

          4KB

        • memory/1276-52-0x00000223CAD50000-0x00000223CAD51000-memory.dmp

          Filesize

          4KB