Analysis

  • max time kernel
    148s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16-12-2024 23:14

General

  • Target

    6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe

  • Size

    90KB

  • MD5

    994f4a53acdfed902d68d0cac11d25bb

  • SHA1

    79bb67133de3f2e6721b4e1111bf36c6eba403e4

  • SHA256

    6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf

  • SHA512

    985e51b51c51e68d8f76bfbccde6fbd8a6ed30cfca909faa8712a57e6f38505a3c2b5ff34f0b48f4f75a67e4e585d438ee3ace4fff6bb875d526534e658abf18

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDQ:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3S

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\6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe
    "C:\Users\Admin\AppData\Local\Temp\6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2100
    • C:\Users\Admin\AppData\Local\Temp\6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe
      "C:\Users\Admin\AppData\Local\Temp\6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2656
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\EJYXF.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:876
        • 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:2296
      • 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:2884
        • 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:440
        • 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:1960

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    ca63bf9f4c4c09a709494f7195383d45

    SHA1

    f13422eec563f994567ea65e27efc0c2b0c22af6

    SHA256

    6d4678fb929c6a293a34a30e795e472adeadcc9f4ad138ef4c253590444fce6c

    SHA512

    4e3f2361404d876bbebb994518c18d35ccecdc788c748cfdb67a12616f1610fb930b74913adfed25f250207c4216803593d9d474acab228faf7af0f65ed1ac8c

  • memory/440-262-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1960-265-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1960-253-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2100-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2100-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2100-61-0x00000000004E0000-0x00000000004E1000-memory.dmp

    Filesize

    4KB

  • memory/2100-41-0x00000000004A0000-0x00000000004A1000-memory.dmp

    Filesize

    4KB

  • memory/2100-71-0x0000000000500000-0x0000000000501000-memory.dmp

    Filesize

    4KB

  • memory/2100-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2100-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2100-29-0x0000000000480000-0x0000000000481000-memory.dmp

    Filesize

    4KB

  • memory/2100-81-0x0000000000520000-0x0000000000522000-memory.dmp

    Filesize

    8KB

  • memory/2100-80-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2100-106-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2100-18-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2100-15-0x0000000000460000-0x0000000000461000-memory.dmp

    Filesize

    4KB

  • memory/2100-5-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2100-3-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2100-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2656-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2656-156-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2656-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2656-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2656-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2656-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2656-151-0x0000000003460000-0x00000000034B3000-memory.dmp

    Filesize

    332KB

  • memory/2656-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2656-150-0x0000000003460000-0x00000000034B3000-memory.dmp

    Filesize

    332KB

  • memory/2656-149-0x0000000003460000-0x00000000034B3000-memory.dmp

    Filesize

    332KB

  • memory/2656-148-0x0000000003460000-0x00000000034B3000-memory.dmp

    Filesize

    332KB

  • memory/2656-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2656-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2656-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2656-243-0x0000000003460000-0x00000000034B3000-memory.dmp

    Filesize

    332KB

  • memory/2656-244-0x0000000003460000-0x00000000034B3000-memory.dmp

    Filesize

    332KB

  • memory/2656-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2656-246-0x0000000003460000-0x00000000034B3000-memory.dmp

    Filesize

    332KB

  • memory/2884-169-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2884-180-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/2884-214-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2884-258-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2884-159-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2884-153-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB