Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21-09-2024 04:56

General

  • Target

    cae128f18165d9869cf1e68f494f91ef33869b0fb1e8019164d06e2d18f96401N.exe

  • Size

    90KB

  • MD5

    b8ed67c030e89a509ce49d3ebd653c60

  • SHA1

    28470d83a8df61851a1f5fbb7a94bcd7850b5c83

  • SHA256

    cae128f18165d9869cf1e68f494f91ef33869b0fb1e8019164d06e2d18f96401

  • SHA512

    fbdba2835926ec9b128dd9857310db03f5fb0ff4c4558eeed1d8ce03d3c189700777fb39437a1bcd34765ce028d6984b37d00b827062a1c8bd11801ecf1d9db4

  • 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 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • UPX packed file 24 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • 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\cae128f18165d9869cf1e68f494f91ef33869b0fb1e8019164d06e2d18f96401N.exe
    "C:\Users\Admin\AppData\Local\Temp\cae128f18165d9869cf1e68f494f91ef33869b0fb1e8019164d06e2d18f96401N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2080
    • C:\Users\Admin\AppData\Local\Temp\cae128f18165d9869cf1e68f494f91ef33869b0fb1e8019164d06e2d18f96401N.exe
      "C:\Users\Admin\AppData\Local\Temp\cae128f18165d9869cf1e68f494f91ef33869b0fb1e8019164d06e2d18f96401N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2780
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\RFGBC.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:340
        • 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:2148
      • 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:2032
        • 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:1880
        • 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:3028

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    422ee61fb875c2281973eca7f38565d7

    SHA1

    82945f343c9968b7838bdd4cdcfb3fc6ab63b219

    SHA256

    4d23c6fa5802bf7764730066597609d19bf39e178f7db7adb6e3a16364b8e761

    SHA512

    4344c2f7deb7b9766a0c2e3e665f081f40e3b763779f88865abe236bbcecb813632ce4383f4ac4078bbf8abc8f3a777c734cad00161a951a659e83e1fb28cb2c

  • memory/1880-262-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2032-257-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2032-216-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2080-30-0x0000000000250000-0x0000000000350000-memory.dmp

    Filesize

    1024KB

  • memory/2080-54-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2080-29-0x0000000000250000-0x0000000000350000-memory.dmp

    Filesize

    1024KB

  • memory/2080-27-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/2080-107-0x00000000026A0000-0x00000000026F3000-memory.dmp

    Filesize

    332KB

  • memory/2080-5-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2080-60-0x0000000000530000-0x0000000000531000-memory.dmp

    Filesize

    4KB

  • memory/2080-102-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2080-39-0x00000000004B0000-0x00000000004B1000-memory.dmp

    Filesize

    4KB

  • memory/2080-91-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2080-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2080-81-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2080-78-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2080-64-0x0000000000250000-0x0000000000350000-memory.dmp

    Filesize

    1024KB

  • memory/2080-55-0x0000000000250000-0x0000000000350000-memory.dmp

    Filesize

    1024KB

  • memory/2080-15-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB

  • memory/2080-36-0x0000000000090000-0x0000000000190000-memory.dmp

    Filesize

    1024KB

  • memory/2080-35-0x0000000000090000-0x0000000000190000-memory.dmp

    Filesize

    1024KB

  • memory/2080-31-0x0000000000250000-0x0000000000350000-memory.dmp

    Filesize

    1024KB

  • memory/2080-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2080-3-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2780-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2780-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2780-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2780-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2780-135-0x00000000030F0000-0x0000000003143000-memory.dmp

    Filesize

    332KB

  • memory/2780-98-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2780-151-0x00000000030F0000-0x0000000003143000-memory.dmp

    Filesize

    332KB

  • memory/2780-150-0x00000000030F0000-0x0000000003143000-memory.dmp

    Filesize

    332KB

  • memory/2780-149-0x00000000030F0000-0x0000000003143000-memory.dmp

    Filesize

    332KB

  • memory/2780-148-0x00000000030F0000-0x0000000003143000-memory.dmp

    Filesize

    332KB

  • memory/2780-155-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2780-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2780-213-0x00000000030F0000-0x0000000003143000-memory.dmp

    Filesize

    332KB

  • memory/2780-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2780-92-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2780-254-0x00000000030F0000-0x0000000003143000-memory.dmp

    Filesize

    332KB

  • memory/2780-252-0x00000000030F0000-0x0000000003143000-memory.dmp

    Filesize

    332KB

  • memory/2780-249-0x00000000030F0000-0x0000000003143000-memory.dmp

    Filesize

    332KB

  • memory/2780-251-0x00000000030F0000-0x0000000003143000-memory.dmp

    Filesize

    332KB

  • memory/2780-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3028-255-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/3028-263-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB