Analysis

  • max time kernel
    120s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2024 07:46

General

  • Target

    ad5dc05eb1f3439334c9d6dae5404c603016c15bdfc4d9778c1d2a2f7f8f281eN.exe

  • Size

    90KB

  • MD5

    f2f4f8aa3fd090cfe667fcff31a1bb50

  • SHA1

    cbb7ae98d07ecd265432ab3d1a1e511aac139022

  • SHA256

    ad5dc05eb1f3439334c9d6dae5404c603016c15bdfc4d9778c1d2a2f7f8f281e

  • SHA512

    1057c08147ded52a15a6d62882106cd2cc57420aa79ef4e8318f3a1657f3127b268b9d1f587bf638169043b11b507731e4c1d76ee47009a3eda2274ddaa63736

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDm:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3c

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 24 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\ad5dc05eb1f3439334c9d6dae5404c603016c15bdfc4d9778c1d2a2f7f8f281eN.exe
    "C:\Users\Admin\AppData\Local\Temp\ad5dc05eb1f3439334c9d6dae5404c603016c15bdfc4d9778c1d2a2f7f8f281eN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2104
    • C:\Users\Admin\AppData\Local\Temp\ad5dc05eb1f3439334c9d6dae5404c603016c15bdfc4d9778c1d2a2f7f8f281eN.exe
      "C:\Users\Admin\AppData\Local\Temp\ad5dc05eb1f3439334c9d6dae5404c603016c15bdfc4d9778c1d2a2f7f8f281eN.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:988
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\LQMAM.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1204
        • 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:1700
      • 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:1672
        • 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:1620
        • 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:2268

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    7737622a9258d9d95d53b1178fa1478c

    SHA1

    6bc098247150a16c7971922d9af90a1e0341f9b0

    SHA256

    fa346e8dc5b0b4b5c549780949aacab58e116405ef6f35f4d0a988b2ec8cac7c

    SHA512

    5ad7b38a327c9f92373bef22052b7dc00e02b96a5f4cc1d5c3b8f111e6e84d832fde6ba84e9a71714f613dae5f9641d3b507b95ebcde395e474a543c83850516

  • memory/988-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/988-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/988-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/988-253-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/988-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/988-216-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/988-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/988-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/988-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/988-156-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/988-148-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/988-149-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/988-246-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/988-151-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/988-258-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/988-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/988-152-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/988-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/988-150-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/1620-262-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1672-180-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/1672-169-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/1672-159-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/1672-217-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1672-255-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2104-60-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2104-80-0x00000000003E0000-0x00000000003E2000-memory.dmp

    Filesize

    8KB

  • memory/2104-92-0x0000000000520000-0x0000000000573000-memory.dmp

    Filesize

    332KB

  • memory/2104-28-0x00000000002C0000-0x00000000002C1000-memory.dmp

    Filesize

    4KB

  • memory/2104-40-0x00000000002E0000-0x00000000002E1000-memory.dmp

    Filesize

    4KB

  • memory/2104-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2104-61-0x00000000003A0000-0x00000000003A1000-memory.dmp

    Filesize

    4KB

  • memory/2104-71-0x00000000003C0000-0x00000000003C1000-memory.dmp

    Filesize

    4KB

  • memory/2104-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2104-105-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2104-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2104-3-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2104-91-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2104-5-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2104-15-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/2104-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2268-254-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2268-265-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB