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Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11/12/2024, 08:22

General

  • Target

    036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe

  • Size

    90KB

  • MD5

    bfbcaab4238a6f8e7ea9eb684c848b46

  • SHA1

    ff2bdbfd258147b31a24a2fb4d2cc3d15766c6df

  • SHA256

    036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3

  • SHA512

    1c5c9cf8ec3f22527eb361f8808465be3bc69e9465b2b3c81b1e25160aabf589b99f18da89aab03cc6af8728d21f253015a2a59bd02176cce1cd8f876f1ffe77

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDS:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3M

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modiloader family
  • ModiLoader Second Stage 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • UPX packed file 24 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe
    "C:\Users\Admin\AppData\Local\Temp\036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2508
    • C:\Users\Admin\AppData\Local\Temp\036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe
      "C:\Users\Admin\AppData\Local\Temp\036e7801d2e6ed61d991d97a24ebe0f9cba89ef8b1c55d9aaf2d61eb9deec7f3.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2552
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\RPOSF.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1488
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Win Pdf" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe" /f
          4⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          PID:1976
      • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1700
        • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:2952
        • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:992

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

  • \Users\Admin\AppData\Roaming\Microsoft\csrsll.exe

    Filesize

    90KB

    MD5

    41b4e911a0e4796706e8cf02be6745a6

    SHA1

    060af6b8dad609f079e8e0b0b4543da742ba958b

    SHA256

    e2e8493cddde84e3f3665ef71812045358a70e253d8f153d2a82b39fabe10770

    SHA512

    b4a57302610d9d532ec0fd6cadbd51a53aea1c471319810404d065e93f3d9d8c84e7f4dff475ca005a9df50c7ee58c789b05b0d47b25c3ee568f9061dfc28ccb

  • memory/992-262-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/992-257-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1700-250-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1700-158-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/1700-168-0x00000000001E0000-0x00000000001E1000-memory.dmp

    Filesize

    4KB

  • memory/1700-215-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1700-179-0x0000000000200000-0x0000000000201000-memory.dmp

    Filesize

    4KB

  • memory/1700-151-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2508-35-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2508-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2508-3-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2508-20-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2508-15-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2508-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2508-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2508-80-0x00000000003F0000-0x00000000003F2000-memory.dmp

    Filesize

    8KB

  • memory/2508-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2508-71-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB

  • memory/2508-61-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/2508-41-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/2508-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2508-28-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/2508-5-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2508-103-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2508-154-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2552-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2552-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2552-147-0x0000000002650000-0x00000000026A3000-memory.dmp

    Filesize

    332KB

  • memory/2552-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2552-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2552-155-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2552-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2552-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2552-148-0x0000000002650000-0x00000000026A3000-memory.dmp

    Filesize

    332KB

  • memory/2552-149-0x0000000002650000-0x00000000026A3000-memory.dmp

    Filesize

    332KB

  • memory/2552-110-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2552-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2552-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2552-254-0x0000000002650000-0x00000000026A3000-memory.dmp

    Filesize

    332KB

  • memory/2552-252-0x0000000002650000-0x00000000026A3000-memory.dmp

    Filesize

    332KB

  • memory/2552-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2952-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2952-255-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB