Analysis

  • max time kernel
    150s
  • max time network
    29s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    28-09-2024 20:34

General

  • Target

    37c245c9a3acb75e56df09c6e6d508e47a3af781d93b3e69010067ba8283c51d.exe

  • Size

    90KB

  • MD5

    663aef77287fe7c6a2b6d91b6e03825a

  • SHA1

    72ffdf386392292c71d1efd98951616672c6a2fd

  • SHA256

    37c245c9a3acb75e56df09c6e6d508e47a3af781d93b3e69010067ba8283c51d

  • SHA512

    4e670edcb42dbd284b7fc0b692e68d93870d60607964e3d3e0ca8e162340fa22ddfaebf2098db2e8ba11a43d730eadd8345b4c98d5cfc5fc3b6b88a72ea31cde

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • ModiLoader Second Stage 1 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 26 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\37c245c9a3acb75e56df09c6e6d508e47a3af781d93b3e69010067ba8283c51d.exe
    "C:\Users\Admin\AppData\Local\Temp\37c245c9a3acb75e56df09c6e6d508e47a3af781d93b3e69010067ba8283c51d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2888
    • C:\Users\Admin\AppData\Local\Temp\37c245c9a3acb75e56df09c6e6d508e47a3af781d93b3e69010067ba8283c51d.exe
      "C:\Users\Admin\AppData\Local\Temp\37c245c9a3acb75e56df09c6e6d508e47a3af781d93b3e69010067ba8283c51d.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2028
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\RQDLC.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2344
        • 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:2180
      • 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:1152
        • 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:336
        • 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:928

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    94724c11238185ee447b4d725c3dd186

    SHA1

    563419676a938fa9ac0e2cc6a8cbca9ba033ada5

    SHA256

    cef9cd8b086b17deb3d2a031214573df5705476dbe0d286d6b1d9faa84e74918

    SHA512

    cd9623882efdaf9aeb842588f66d552544c6abd09a0f40e47a6d9a99fed9501a66cebfbf40d221f666347d7f4d567bdc7e6d7b7157d67bcce1769ab8825304f2

  • memory/336-265-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/928-262-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1152-261-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1152-174-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/1152-186-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/1152-223-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1152-222-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1152-164-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1152-156-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2028-151-0x0000000002A30000-0x0000000002A83000-memory.dmp

    Filesize

    332KB

  • memory/2028-161-0x0000000002A30000-0x0000000002A83000-memory.dmp

    Filesize

    332KB

  • memory/2028-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2028-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2028-264-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2028-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2028-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2028-159-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2028-153-0x0000000002A30000-0x0000000002A83000-memory.dmp

    Filesize

    332KB

  • memory/2028-154-0x0000000002A30000-0x0000000002A83000-memory.dmp

    Filesize

    332KB

  • memory/2028-110-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2028-152-0x0000000002A30000-0x0000000002A83000-memory.dmp

    Filesize

    332KB

  • memory/2028-112-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2028-111-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2028-101-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2028-99-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2888-76-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2888-3-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2888-29-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/2888-57-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2888-63-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/2888-73-0x0000000000370000-0x0000000000371000-memory.dmp

    Filesize

    4KB

  • memory/2888-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2888-104-0x0000000002770000-0x00000000027C3000-memory.dmp

    Filesize

    332KB

  • memory/2888-42-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2888-38-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2888-107-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2888-84-0x00000000003D0000-0x00000000003D2000-memory.dmp

    Filesize

    8KB

  • memory/2888-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2888-16-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/2888-18-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2888-94-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2888-4-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2888-6-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2888-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB