Analysis

  • max time kernel
    119s
  • max time network
    21s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    17-12-2024 18:39

General

  • Target

    5437bd78e0d500bd88cef071a9914e6261e22653dbe3d6bcc135ee9119026a43N.exe

  • Size

    90KB

  • MD5

    8166264208dc9421a8f785e76c8e6210

  • SHA1

    57dd1693280269746458b9fd0c4d8090c2a894d3

  • SHA256

    5437bd78e0d500bd88cef071a9914e6261e22653dbe3d6bcc135ee9119026a43

  • SHA512

    4086a9f93341a17dfc0e359b566cf0b4747fc573cf5ff9805e5fbdebcfcf177049aec4cd512f265d4f2993a20da68cf6b4f92b59899f4e010c25e21eaad58b1e

  • 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 27 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\5437bd78e0d500bd88cef071a9914e6261e22653dbe3d6bcc135ee9119026a43N.exe
    "C:\Users\Admin\AppData\Local\Temp\5437bd78e0d500bd88cef071a9914e6261e22653dbe3d6bcc135ee9119026a43N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1976
    • C:\Users\Admin\AppData\Local\Temp\5437bd78e0d500bd88cef071a9914e6261e22653dbe3d6bcc135ee9119026a43N.exe
      "C:\Users\Admin\AppData\Local\Temp\5437bd78e0d500bd88cef071a9914e6261e22653dbe3d6bcc135ee9119026a43N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2680
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\OSXEF.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1412
        • 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:2128
      • 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:820
        • 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:936

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    8eeeb926e72d47cf7146313807d7938e

    SHA1

    eaadb15a53b270ddaad7ff072c8b118b732dafe8

    SHA256

    226ee45f4b392a902834dbdb7374c1dc34994aaaaf9fe233161bcb0a248ef524

    SHA512

    c06b3e741b7c3a09f01e0e590beebdee840935e9fcbe3e9aa6d4015a6826b8acb489eb317d36ca4a699305c65ad739e7c012d55f3956a047feaaa29a8e6dc8c5

  • memory/820-269-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/936-270-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/936-257-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1976-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1976-72-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/1976-95-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1976-90-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1976-85-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1976-33-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1976-113-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1976-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1976-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/1976-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1976-106-0x0000000002760000-0x00000000027B3000-memory.dmp

    Filesize

    332KB

  • memory/1976-17-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/1976-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1976-41-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/1976-61-0x0000000000390000-0x0000000000391000-memory.dmp

    Filesize

    4KB

  • memory/1976-84-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1976-68-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1976-81-0x00000000003E0000-0x00000000003E2000-memory.dmp

    Filesize

    8KB

  • memory/1976-80-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1976-28-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2032-158-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2032-185-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/2032-220-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2032-174-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2032-260-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2032-164-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2680-111-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2680-156-0x00000000032A0000-0x00000000032F3000-memory.dmp

    Filesize

    332KB

  • memory/2680-155-0x00000000032A0000-0x00000000032F3000-memory.dmp

    Filesize

    332KB

  • memory/2680-153-0x00000000032A0000-0x00000000032F3000-memory.dmp

    Filesize

    332KB

  • memory/2680-152-0x00000000032A0000-0x00000000032F3000-memory.dmp

    Filesize

    332KB

  • memory/2680-161-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2680-154-0x00000000032A0000-0x00000000032F3000-memory.dmp

    Filesize

    332KB

  • memory/2680-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2680-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2680-218-0x00000000032A0000-0x00000000032F3000-memory.dmp

    Filesize

    332KB

  • memory/2680-102-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2680-256-0x00000000032A0000-0x00000000032F3000-memory.dmp

    Filesize

    332KB

  • memory/2680-258-0x00000000032A0000-0x00000000032F3000-memory.dmp

    Filesize

    332KB

  • memory/2680-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2680-255-0x00000000032A0000-0x00000000032F3000-memory.dmp

    Filesize

    332KB

  • memory/2680-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2680-254-0x00000000032A0000-0x00000000032F3000-memory.dmp

    Filesize

    332KB

  • memory/2680-267-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2680-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2680-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB