Analysis

  • max time kernel
    119s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    17-12-2024 01:30

General

  • Target

    800f32d668c8a7905ea40ee38811856e686b16da413ddd5e6ee5fc7330166ee5N.exe

  • Size

    90KB

  • MD5

    a72f46574d4538565450782909de8070

  • SHA1

    5cbe5e61a947b20d698f37438696f10b7f8659ac

  • SHA256

    800f32d668c8a7905ea40ee38811856e686b16da413ddd5e6ee5fc7330166ee5

  • SHA512

    7a11b4b6ec4eda5cac38630d19ac48c05019fafa30bc19df4a8e38ef1e88f5a16a3d499d45ceb0c30d74c216abb3911f4fb8f11d155da7c2729845167c566d2e

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDI:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3q

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 25 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\800f32d668c8a7905ea40ee38811856e686b16da413ddd5e6ee5fc7330166ee5N.exe
    "C:\Users\Admin\AppData\Local\Temp\800f32d668c8a7905ea40ee38811856e686b16da413ddd5e6ee5fc7330166ee5N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2208
    • C:\Users\Admin\AppData\Local\Temp\800f32d668c8a7905ea40ee38811856e686b16da413ddd5e6ee5fc7330166ee5N.exe
      "C:\Users\Admin\AppData\Local\Temp\800f32d668c8a7905ea40ee38811856e686b16da413ddd5e6ee5fc7330166ee5N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2404
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\CMFEG.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2964
        • 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:3000
      • 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:988
        • 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:1232
        • 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:1060

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    ad088d48132c99f2f4f415462445d284

    SHA1

    47a7b584e606cfd6e9a54c48191b8c1a619f998f

    SHA256

    ed4d91f038189db73eddab579d7b582674c86642618a9ae3822f322eb9bd6379

    SHA512

    e200e7960fe8a3dc5f6a56bab5442b6f23f3fc30dd29c11a89dfdbd3a65320dd81ce31ee27b4dcc2177d62d8a4d2b0bbf6c3a94f604ec888261749a18cc2d5be

  • memory/988-225-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/988-226-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/988-182-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/988-171-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/988-161-0x00000000001D0000-0x00000000001D1000-memory.dmp

    Filesize

    4KB

  • memory/988-258-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1060-265-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1060-251-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1232-262-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2208-73-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2208-15-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/2208-95-0x0000000002780000-0x00000000027D3000-memory.dmp

    Filesize

    332KB

  • memory/2208-91-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2208-94-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2208-84-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2208-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2208-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2208-154-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2208-107-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2208-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2208-70-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2208-69-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/2208-59-0x0000000000390000-0x0000000000391000-memory.dmp

    Filesize

    4KB

  • memory/2208-39-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/2208-27-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/2208-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2208-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2208-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2208-80-0x00000000003D0000-0x00000000003D2000-memory.dmp

    Filesize

    8KB

  • memory/2404-102-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2404-156-0x00000000029F0000-0x0000000002A43000-memory.dmp

    Filesize

    332KB

  • memory/2404-158-0x0000000002A00000-0x0000000002A53000-memory.dmp

    Filesize

    332KB

  • memory/2404-155-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2404-142-0x00000000029F0000-0x0000000002A43000-memory.dmp

    Filesize

    332KB

  • memory/2404-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2404-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2404-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2404-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2404-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2404-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2404-111-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2404-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB