Analysis

  • max time kernel
    119s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13/01/2025, 19:10

General

  • Target

    fd7d14561ab1f1933f8ae0b9c52a6057680b0253dfe789a81d52b41ac522a41fN.exe

  • Size

    90KB

  • MD5

    9d43ab150660710da46f02b9c53e59a0

  • SHA1

    5c91cb62182cece63cbc9c0a5a2650d1fc19d8a2

  • SHA256

    fd7d14561ab1f1933f8ae0b9c52a6057680b0253dfe789a81d52b41ac522a41f

  • SHA512

    98a7187c2204053c021fc36e5a3e722284dc604e5bba44606c69114922fffa22146f775193792bad269363a4408c9cf81a3e828c804e24e0a9bb7e83ac1cdead

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDm:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3M

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\fd7d14561ab1f1933f8ae0b9c52a6057680b0253dfe789a81d52b41ac522a41fN.exe
    "C:\Users\Admin\AppData\Local\Temp\fd7d14561ab1f1933f8ae0b9c52a6057680b0253dfe789a81d52b41ac522a41fN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1960
    • C:\Users\Admin\AppData\Local\Temp\fd7d14561ab1f1933f8ae0b9c52a6057680b0253dfe789a81d52b41ac522a41fN.exe
      "C:\Users\Admin\AppData\Local\Temp\fd7d14561ab1f1933f8ae0b9c52a6057680b0253dfe789a81d52b41ac522a41fN.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2608
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\AFUVS.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2004
        • 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:812
      • 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:1380
        • 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:1860
        • 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:1284

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    5f11ac51cb04019c298a49587e104650

    SHA1

    5092ba3cfd9089f43df147cc90f4271ce30e10e9

    SHA256

    61a584344df77b5ec5110a0d321dac5c0279f9d166283e1ea844950112b6665b

    SHA512

    258daafa7ad83773eb5b99ae5a0f31335da20ed7fa95611967fc0aba356157e6a8672e6f6b784e5df95614b105201fe69809503805a3530ebcbf82753a912ee3

  • memory/1284-263-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1284-253-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1380-168-0x00000000003C0000-0x00000000003C1000-memory.dmp

    Filesize

    4KB

  • memory/1380-179-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/1380-223-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1380-158-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/1380-250-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1860-244-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1860-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1960-80-0x0000000000370000-0x0000000000372000-memory.dmp

    Filesize

    8KB

  • memory/1960-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1960-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1960-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/1960-108-0x00000000027B0000-0x0000000002803000-memory.dmp

    Filesize

    332KB

  • memory/1960-41-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/1960-61-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/1960-71-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/1960-103-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1960-29-0x00000000002C0000-0x00000000002C1000-memory.dmp

    Filesize

    4KB

  • memory/1960-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1960-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1960-87-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1960-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1960-5-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/1960-15-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/1960-3-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2608-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2608-148-0x0000000003160000-0x00000000031B3000-memory.dmp

    Filesize

    332KB

  • memory/2608-154-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2608-155-0x0000000003160000-0x00000000031B3000-memory.dmp

    Filesize

    332KB

  • memory/2608-149-0x0000000003160000-0x00000000031B3000-memory.dmp

    Filesize

    332KB

  • memory/2608-150-0x0000000003160000-0x00000000031B3000-memory.dmp

    Filesize

    332KB

  • memory/2608-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2608-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2608-215-0x0000000003160000-0x00000000031B3000-memory.dmp

    Filesize

    332KB

  • memory/2608-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2608-255-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2608-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2608-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2608-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2608-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB