Analysis

  • max time kernel
    170s
  • max time network
    217s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 09:45

General

  • Target

    61553495507bc4dfa2dfc44ecb01351f98893085a209a1f834c9ae80a29745aa.exe

  • Size

    329KB

  • MD5

    cb0b8c27a0a6ee62b87cc27294ac3b74

  • SHA1

    171e180505476e4b309c4314f596f6903ee845c3

  • SHA256

    61553495507bc4dfa2dfc44ecb01351f98893085a209a1f834c9ae80a29745aa

  • SHA512

    e0ee2c150c1d90155dc9d7d27ce53db56bff578966bec7fa626b66d1c502766dff695181a29097f6bfd092d460e0a9ae8f4e6ce4903b01829ed46087f0cc380f

  • SSDEEP

    6144:BtEV7FUg+iyUXe2ZsD9eBVtQRlc12iVkIFzA9TLSDoC3FHvKHM4n4:BaVFQiym920jcc1f9U9XS335vHN

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1276
      • C:\Users\Admin\AppData\Local\Temp\61553495507bc4dfa2dfc44ecb01351f98893085a209a1f834c9ae80a29745aa.exe
        "C:\Users\Admin\AppData\Local\Temp\61553495507bc4dfa2dfc44ecb01351f98893085a209a1f834c9ae80a29745aa.exe"
        2⤵
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Modifies Internet Explorer settings
        • Suspicious use of UnmapMainImage
        • Suspicious use of WriteProcessMemory
        PID:1416
        • C:\Users\Admin\AppData\Roaming\Uppa\ocodo.exe
          "C:\Users\Admin\AppData\Roaming\Uppa\ocodo.exe"
          3⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of UnmapMainImage
          • Suspicious use of WriteProcessMemory
          PID:1496
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp7dac7c0d.bat"
          3⤵
          • Deletes itself
          PID:740
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1236
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
          PID:1132

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmp7dac7c0d.bat

          Filesize

          307B

          MD5

          7abdcddcf82a7adadd6b6c27ef730925

          SHA1

          2a3c47002e8612c4d91251ce1c6ed2946f015ee0

          SHA256

          ba633773c383b74dd51b6e406c5aa048469e4dc43ef85790fd548443e6d8b11c

          SHA512

          4e103ecc20180f85a246f48165105f9930e92583399bfb60f90f3642f86df1aeb3670657fd5e2006e9bac00fce61f7b043ad7dca0421b05e347d9c8d45c631ab

        • C:\Users\Admin\AppData\Roaming\Uppa\ocodo.exe

          Filesize

          329KB

          MD5

          673d50a5334623353f9ecb221bacb264

          SHA1

          68d4673fd567d4a15bddfab08aa64cff22279bd7

          SHA256

          cc84b9e281517a7b93bf309a0e0944225c033e1cf62420731c6241af4e7a3622

          SHA512

          16d6a68e3fd8953392f68b50ee21dc4b284db2979050e329a13f4ce9569fc4917294f59a436d7aca760e04d9ad8471231ffcc35e33c78c1e62a250ca5b788b5a

        • C:\Users\Admin\AppData\Roaming\Uppa\ocodo.exe

          Filesize

          329KB

          MD5

          673d50a5334623353f9ecb221bacb264

          SHA1

          68d4673fd567d4a15bddfab08aa64cff22279bd7

          SHA256

          cc84b9e281517a7b93bf309a0e0944225c033e1cf62420731c6241af4e7a3622

          SHA512

          16d6a68e3fd8953392f68b50ee21dc4b284db2979050e329a13f4ce9569fc4917294f59a436d7aca760e04d9ad8471231ffcc35e33c78c1e62a250ca5b788b5a

        • \Users\Admin\AppData\Roaming\Uppa\ocodo.exe

          Filesize

          329KB

          MD5

          673d50a5334623353f9ecb221bacb264

          SHA1

          68d4673fd567d4a15bddfab08aa64cff22279bd7

          SHA256

          cc84b9e281517a7b93bf309a0e0944225c033e1cf62420731c6241af4e7a3622

          SHA512

          16d6a68e3fd8953392f68b50ee21dc4b284db2979050e329a13f4ce9569fc4917294f59a436d7aca760e04d9ad8471231ffcc35e33c78c1e62a250ca5b788b5a

        • \Users\Admin\AppData\Roaming\Uppa\ocodo.exe

          Filesize

          329KB

          MD5

          673d50a5334623353f9ecb221bacb264

          SHA1

          68d4673fd567d4a15bddfab08aa64cff22279bd7

          SHA256

          cc84b9e281517a7b93bf309a0e0944225c033e1cf62420731c6241af4e7a3622

          SHA512

          16d6a68e3fd8953392f68b50ee21dc4b284db2979050e329a13f4ce9569fc4917294f59a436d7aca760e04d9ad8471231ffcc35e33c78c1e62a250ca5b788b5a

        • memory/740-100-0x00000000001F0000-0x0000000000234000-memory.dmp

          Filesize

          272KB

        • memory/740-97-0x00000000001F0000-0x0000000000234000-memory.dmp

          Filesize

          272KB

        • memory/740-99-0x00000000001F0000-0x0000000000234000-memory.dmp

          Filesize

          272KB

        • memory/740-101-0x00000000001F0000-0x0000000000234000-memory.dmp

          Filesize

          272KB

        • memory/740-102-0x00000000002071E6-mapping.dmp

        • memory/740-107-0x00000000001F0000-0x0000000000234000-memory.dmp

          Filesize

          272KB

        • memory/1132-68-0x0000000001DE0000-0x0000000001E24000-memory.dmp

          Filesize

          272KB

        • memory/1132-66-0x0000000001DE0000-0x0000000001E24000-memory.dmp

          Filesize

          272KB

        • memory/1132-69-0x0000000001DE0000-0x0000000001E24000-memory.dmp

          Filesize

          272KB

        • memory/1132-70-0x0000000001DE0000-0x0000000001E24000-memory.dmp

          Filesize

          272KB

        • memory/1132-71-0x0000000001DE0000-0x0000000001E24000-memory.dmp

          Filesize

          272KB

        • memory/1236-74-0x0000000001BD0000-0x0000000001C14000-memory.dmp

          Filesize

          272KB

        • memory/1236-75-0x0000000001BD0000-0x0000000001C14000-memory.dmp

          Filesize

          272KB

        • memory/1236-76-0x0000000001BD0000-0x0000000001C14000-memory.dmp

          Filesize

          272KB

        • memory/1236-77-0x0000000001BD0000-0x0000000001C14000-memory.dmp

          Filesize

          272KB

        • memory/1276-80-0x00000000029B0000-0x00000000029F4000-memory.dmp

          Filesize

          272KB

        • memory/1276-81-0x00000000029B0000-0x00000000029F4000-memory.dmp

          Filesize

          272KB

        • memory/1276-82-0x00000000029B0000-0x00000000029F4000-memory.dmp

          Filesize

          272KB

        • memory/1276-83-0x00000000029B0000-0x00000000029F4000-memory.dmp

          Filesize

          272KB

        • memory/1416-93-0x0000000001E10000-0x0000000001E65000-memory.dmp

          Filesize

          340KB

        • memory/1416-58-0x0000000000380000-0x00000000003D5000-memory.dmp

          Filesize

          340KB

        • memory/1416-88-0x0000000001E10000-0x0000000001E54000-memory.dmp

          Filesize

          272KB

        • memory/1416-89-0x0000000001E10000-0x0000000001E54000-memory.dmp

          Filesize

          272KB

        • memory/1416-55-0x0000000000400000-0x0000000000444000-memory.dmp

          Filesize

          272KB

        • memory/1416-56-0x0000000000400000-0x0000000000444000-memory.dmp

          Filesize

          272KB

        • memory/1416-104-0x0000000001E10000-0x0000000001E54000-memory.dmp

          Filesize

          272KB

        • memory/1416-86-0x0000000001E10000-0x0000000001E54000-memory.dmp

          Filesize

          272KB

        • memory/1416-94-0x0000000001E10000-0x0000000001E65000-memory.dmp

          Filesize

          340KB

        • memory/1416-54-0x00000000767B1000-0x00000000767B3000-memory.dmp

          Filesize

          8KB

        • memory/1416-103-0x0000000000400000-0x0000000000444000-memory.dmp

          Filesize

          272KB

        • memory/1416-59-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/1416-57-0x0000000000290000-0x00000000002D4000-memory.dmp

          Filesize

          272KB

        • memory/1416-87-0x0000000001E10000-0x0000000001E54000-memory.dmp

          Filesize

          272KB

        • memory/1496-62-0x0000000000000000-mapping.dmp

        • memory/1496-92-0x0000000000400000-0x0000000000455000-memory.dmp

          Filesize

          340KB

        • memory/1496-91-0x0000000000380000-0x00000000003D5000-memory.dmp

          Filesize

          340KB

        • memory/1496-90-0x0000000000300000-0x0000000000344000-memory.dmp

          Filesize

          272KB