Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    04-01-2025 03:18

General

  • Target

    88438b950c44e0d97fcb3abc65ea9e83be92bd04d6bc1981a3b5e07a8a608fb4N.exe

  • Size

    90KB

  • MD5

    925de29eaf04f529cce94cb07a35aec0

  • SHA1

    0f1af828b62936700acba2348a52f8b1da68b1b1

  • SHA256

    88438b950c44e0d97fcb3abc65ea9e83be92bd04d6bc1981a3b5e07a8a608fb4

  • SHA512

    25c661d4a5defacfe581a389fee2460031fc22f0692d8825496afeb19018cc7433bafffa5b97ab44dbad068de3366901c971643f43f119478675a32b3989ba82

  • 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 family
  • 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 23 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\88438b950c44e0d97fcb3abc65ea9e83be92bd04d6bc1981a3b5e07a8a608fb4N.exe
    "C:\Users\Admin\AppData\Local\Temp\88438b950c44e0d97fcb3abc65ea9e83be92bd04d6bc1981a3b5e07a8a608fb4N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2380
    • C:\Users\Admin\AppData\Local\Temp\88438b950c44e0d97fcb3abc65ea9e83be92bd04d6bc1981a3b5e07a8a608fb4N.exe
      "C:\Users\Admin\AppData\Local\Temp\88438b950c44e0d97fcb3abc65ea9e83be92bd04d6bc1981a3b5e07a8a608fb4N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2696
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\VYJNT.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1952
        • 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:2464
      • 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:2008
        • 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:896
        • 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:1640

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    d87a2cd0eeac0edb0883a5f22402da05

    SHA1

    2934bcb65ca8b505e78710906acefca97f44c524

    SHA256

    17fa5a6a1d2ef98f55cec2f543c516c027a7264655ebac568ccac8bd49fe9723

    SHA512

    f6eceef8a68ffe4af805e205f82402b34e15ed4b97768d431485b23a1707ae8648baa8afbe564170e0775d1dce91b78622b944a7c61f1534f00e0ba227031f90

  • memory/896-263-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1640-252-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1640-266-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2008-160-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/2008-226-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2008-250-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2008-181-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/2008-170-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2380-107-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2380-80-0x00000000003E0000-0x00000000003E2000-memory.dmp

    Filesize

    8KB

  • memory/2380-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2380-103-0x0000000002790000-0x00000000027E3000-memory.dmp

    Filesize

    332KB

  • memory/2380-15-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/2380-18-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2380-87-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2380-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2380-3-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2380-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2380-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2380-71-0x0000000000340000-0x0000000000341000-memory.dmp

    Filesize

    4KB

  • memory/2380-61-0x0000000000320000-0x0000000000321000-memory.dmp

    Filesize

    4KB

  • memory/2380-41-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/2380-28-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/2380-31-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2380-5-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2696-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2696-152-0x00000000033C0000-0x0000000003413000-memory.dmp

    Filesize

    332KB

  • memory/2696-153-0x00000000033C0000-0x0000000003413000-memory.dmp

    Filesize

    332KB

  • memory/2696-151-0x00000000033C0000-0x0000000003413000-memory.dmp

    Filesize

    332KB

  • memory/2696-150-0x00000000033C0000-0x0000000003413000-memory.dmp

    Filesize

    332KB

  • memory/2696-149-0x00000000033C0000-0x0000000003413000-memory.dmp

    Filesize

    332KB

  • memory/2696-157-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2696-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2696-110-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2696-220-0x00000000033C0000-0x0000000003413000-memory.dmp

    Filesize

    332KB

  • memory/2696-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2696-255-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2696-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2696-240-0x00000000033C0000-0x0000000003413000-memory.dmp

    Filesize

    332KB

  • memory/2696-215-0x00000000033C0000-0x0000000003413000-memory.dmp

    Filesize

    332KB

  • memory/2696-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2696-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2696-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2696-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB