Analysis

  • max time kernel
    120s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16/01/2025, 14:10

General

  • Target

    8607478b7681225a3b6e397d71765f81e6385793afa99c560dcfc833b818bb2c.exe

  • Size

    90KB

  • MD5

    fcef0cc9248cb4bce5802178231f4875

  • SHA1

    da7f5f9d48163ef5e56288fc1bb2e6f9961e897e

  • SHA256

    8607478b7681225a3b6e397d71765f81e6385793afa99c560dcfc833b818bb2c

  • SHA512

    efccd5b28c67c6410a2cb2be0b22de5ffef2e8530291d8129470be10fc559dceb7bc1e291a648e2f47845e0727b92151d1ece1db9374d83c5a6c239d0237387e

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDv:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3J

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modiloader family
  • ModiLoader Second Stage 2 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 26 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\8607478b7681225a3b6e397d71765f81e6385793afa99c560dcfc833b818bb2c.exe
    "C:\Users\Admin\AppData\Local\Temp\8607478b7681225a3b6e397d71765f81e6385793afa99c560dcfc833b818bb2c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2064
    • C:\Users\Admin\AppData\Local\Temp\8607478b7681225a3b6e397d71765f81e6385793afa99c560dcfc833b818bb2c.exe
      "C:\Users\Admin\AppData\Local\Temp\8607478b7681225a3b6e397d71765f81e6385793afa99c560dcfc833b818bb2c.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2756
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\NHMJJ.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1096
        • 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:568
      • 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:576
        • 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:1780
        • 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:2176

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    f2917d8a7eb2df7428c5824423e9d6ec

    SHA1

    ea5cbe3a55ed69537206ca6dd199a4fc1db438f8

    SHA256

    ac1aff860cd99e35d36c98a13a69b82a4d9ae19f43357e11870c22fd198e2cb1

    SHA512

    1d24d711b9558bf5b900002c1b95e50c6aae1a31b28574d0a09cf58bc26d1742033597fd7b5ed9da370710c9c32d1d066222eb429b22e289fb3e18ee201ec9a4

  • memory/576-260-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/576-170-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/576-181-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/576-215-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/576-160-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1780-264-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1780-257-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2064-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2064-106-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2064-88-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2064-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2064-81-0x00000000003F0000-0x00000000003F2000-memory.dmp

    Filesize

    8KB

  • memory/2064-80-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2064-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2064-71-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB

  • memory/2064-61-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/2064-56-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2064-40-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/2064-28-0x0000000000300000-0x0000000000301000-memory.dmp

    Filesize

    4KB

  • memory/2064-23-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2064-15-0x00000000002E0000-0x00000000002E1000-memory.dmp

    Filesize

    4KB

  • memory/2064-5-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2064-3-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2064-93-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2064-104-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2176-258-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2176-265-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2756-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2756-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2756-152-0x0000000003100000-0x0000000003153000-memory.dmp

    Filesize

    332KB

  • memory/2756-151-0x0000000003100000-0x0000000003153000-memory.dmp

    Filesize

    332KB

  • memory/2756-150-0x0000000003100000-0x0000000003153000-memory.dmp

    Filesize

    332KB

  • memory/2756-157-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2756-100-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2756-110-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2756-111-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2756-153-0x0000000003100000-0x0000000003153000-memory.dmp

    Filesize

    332KB

  • memory/2756-250-0x0000000003100000-0x0000000003153000-memory.dmp

    Filesize

    332KB

  • memory/2756-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2756-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2756-256-0x0000000003100000-0x0000000003153000-memory.dmp

    Filesize

    332KB

  • memory/2756-255-0x0000000003100000-0x0000000003153000-memory.dmp

    Filesize

    332KB

  • memory/2756-263-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2756-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2756-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2756-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB