Analysis

  • max time kernel
    94s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-12-2024 16:05

General

  • Target

    aed45116036e8536276ebea49a2b7356e2f9441e1f0aaee3f34260ba650147cd.exe

  • Size

    108KB

  • MD5

    0e16a6f5c3cbb0ab44331864a8266c42

  • SHA1

    d8cb1c486a97c427450cd109374da13b98b66bae

  • SHA256

    aed45116036e8536276ebea49a2b7356e2f9441e1f0aaee3f34260ba650147cd

  • SHA512

    6eee3e098645351235c1bc5d7266e2d9b153ed6cf48398f2c8c63546f941909dcde7da3d967fb68dcaeabcc68e4fe4bc8a5a75cb887024c3e1e74715cfae84e3

  • SSDEEP

    1536:THMUMLtWfykrjXzE5KyiZlE8Nzv6dXH1QwtjKz5X4pthGQP3+jZ3M0Uek:TeLAfykEKyOlE85wFPtj+5X4BIHk

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Ramnit family
  • Executes dropped EXE 2 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 30 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aed45116036e8536276ebea49a2b7356e2f9441e1f0aaee3f34260ba650147cd.exe
    "C:\Users\Admin\AppData\Local\Temp\aed45116036e8536276ebea49a2b7356e2f9441e1f0aaee3f34260ba650147cd.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2360
    • C:\Users\Admin\AppData\Local\Temp\aed45116036e8536276ebea49a2b7356e2f9441e1f0aaee3f34260ba650147cdSrv.exe
      C:\Users\Admin\AppData\Local\Temp\aed45116036e8536276ebea49a2b7356e2f9441e1f0aaee3f34260ba650147cdSrv.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3680
      • C:\Program Files (x86)\Microsoft\DesktopLayer.exe
        "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2264
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:3264
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3264 CREDAT:17410 /prefetch:2
            5⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:5032

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

    Filesize

    471B

    MD5

    87f8376b71b1fd35da4b511eff055888

    SHA1

    0c55fba0aa699282bbe4d129dd0ba16d4e377ce9

    SHA256

    a1383ed3b4f8967fb19f5b16bfe41eb3242b296ffc06c1098fbe1d1a04a7003f

    SHA512

    8556ed20a3d9daf8f74b2eceaab6a3773b69d5c9524ba8dbb8af1ad64b2235165e487c41646e357be5906aaa7f0f4c57ff8dc9ea2acc0c87f443d3ad083c9031

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

    Filesize

    404B

    MD5

    c0ade0acda69336d7f8100637720c479

    SHA1

    c92be01e660deef3688ca61780a9d6a4bd123999

    SHA256

    e65fd8b778f63799bdb7eab433f4200119460d83fc5a3043d1c7e132611189eb

    SHA512

    3bdced7f426dfc84dcc6492ed7f234335ff8e7089f7d88f63e0ef8edb5a894e7e77737b71538c44279ce609e49127915df25fbed745411b47f24ace15ddfacdc

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8R55UT9S\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

  • C:\Users\Admin\AppData\Local\Temp\aed45116036e8536276ebea49a2b7356e2f9441e1f0aaee3f34260ba650147cdSrv.exe

    Filesize

    55KB

    MD5

    ff5e1f27193ce51eec318714ef038bef

    SHA1

    b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

    SHA256

    fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

    SHA512

    c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

  • memory/2264-13-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2264-14-0x0000000000490000-0x0000000000491000-memory.dmp

    Filesize

    4KB

  • memory/2264-15-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2360-18-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2360-17-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2360-0-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3680-7-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/3680-5-0x00000000005A0000-0x00000000005AF000-memory.dmp

    Filesize

    60KB

  • memory/3680-4-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB