Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    09-11-2020 20:43

General

  • Target

    gmail ursnif.exe

  • Size

    462KB

  • MD5

    e07509e883f2496025bc5794cf812d42

  • SHA1

    28451b4ad398ee9105a098c1da8363864290ad29

  • SHA256

    7801f1464d611e0e93e0caa993e8b36afd6d82ed72cda293e0586bb6043931e2

  • SHA512

    0362e3ae9b26e49ca7e1ff442d4844f45cba5a1d01772853cf8abbb14fa5a311578386e7da07581e011b8bbc9c0457d1874c05eaff6f61e271031ca438c86138

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 128 IoCs
  • Suspicious use of FindShellTrayWindow 6 IoCs
  • Suspicious use of SetWindowsHookEx 24 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\gmail ursnif.exe
    "C:\Users\Admin\AppData\Local\Temp\gmail ursnif.exe"
    1⤵
      PID:1916
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:384
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:384 CREDAT:275457 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1876
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:384 CREDAT:2896903 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:900
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1560
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1560 CREDAT:275457 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        PID:1296
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:944
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:944 CREDAT:275457 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:988
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:432
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:432 CREDAT:275457 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        PID:1372
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1644
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1644 CREDAT:275457 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1664

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\s7iy1jn\imagestore.dat
      MD5

      45c6f3e8a4123f0f7c3b6ff41bf50fd2

      SHA1

      9d16a0836fc636950a742c2680f9b9279d1ce2eb

      SHA256

      36264f507db5fe6c11f2b4ddb2eed4d79b413e8becf0e22b8244cd263f63f521

      SHA512

      27b63c9eeff4131fa9714b5e465187809b615ef640ee2bf40f8f2763bf79f45ad94dd3a716066febc1603d3163b10e9330b53dfe00ac155ae73ebe39d3778312

    • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\s7iy1jn\imagestore.dat
      MD5

      45c6f3e8a4123f0f7c3b6ff41bf50fd2

      SHA1

      9d16a0836fc636950a742c2680f9b9279d1ce2eb

      SHA256

      36264f507db5fe6c11f2b4ddb2eed4d79b413e8becf0e22b8244cd263f63f521

      SHA512

      27b63c9eeff4131fa9714b5e465187809b615ef640ee2bf40f8f2763bf79f45ad94dd3a716066febc1603d3163b10e9330b53dfe00ac155ae73ebe39d3778312

    • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\s7iy1jn\imagestore.dat
      MD5

      45c6f3e8a4123f0f7c3b6ff41bf50fd2

      SHA1

      9d16a0836fc636950a742c2680f9b9279d1ce2eb

      SHA256

      36264f507db5fe6c11f2b4ddb2eed4d79b413e8becf0e22b8244cd263f63f521

      SHA512

      27b63c9eeff4131fa9714b5e465187809b615ef640ee2bf40f8f2763bf79f45ad94dd3a716066febc1603d3163b10e9330b53dfe00ac155ae73ebe39d3778312

    • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\s7iy1jn\imagestore.dat
      MD5

      45c6f3e8a4123f0f7c3b6ff41bf50fd2

      SHA1

      9d16a0836fc636950a742c2680f9b9279d1ce2eb

      SHA256

      36264f507db5fe6c11f2b4ddb2eed4d79b413e8becf0e22b8244cd263f63f521

      SHA512

      27b63c9eeff4131fa9714b5e465187809b615ef640ee2bf40f8f2763bf79f45ad94dd3a716066febc1603d3163b10e9330b53dfe00ac155ae73ebe39d3778312

    • memory/616-1-0x000007FEF7D20000-0x000007FEF7F9A000-memory.dmp
      Filesize

      2.5MB

    • memory/900-3-0x0000000000000000-mapping.dmp
    • memory/988-7-0x0000000000000000-mapping.dmp
    • memory/1296-5-0x0000000000000000-mapping.dmp
    • memory/1372-9-0x0000000000000000-mapping.dmp
    • memory/1664-11-0x0000000000000000-mapping.dmp
    • memory/1876-4-0x0000000005F20000-0x0000000005F43000-memory.dmp
      Filesize

      140KB

    • memory/1876-2-0x0000000000000000-mapping.dmp
    • memory/1916-0-0x0000000000220000-0x0000000000236000-memory.dmp
      Filesize

      88KB