Analysis

  • max time kernel
    119s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    17-12-2024 08:45

General

  • Target

    58a75ae2fdfab791ed2b0f1bc8e5dd833e0365027d630d78283abbcae037cef9N.exe

  • Size

    90KB

  • MD5

    724649989b50df5b669e554b94dd68e0

  • SHA1

    74b27becf22d2eca3fbb6bffe0b939ff577c2134

  • SHA256

    58a75ae2fdfab791ed2b0f1bc8e5dd833e0365027d630d78283abbcae037cef9

  • SHA512

    604d7feb06c6b741cd0041fbd3a4d786ed6960a7a7878a46a744af1db5301aa0e8960061e74614f0071f5da7203a4b068e995793f64cb1c6649e0c342db84b73

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDA:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3W

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\58a75ae2fdfab791ed2b0f1bc8e5dd833e0365027d630d78283abbcae037cef9N.exe
    "C:\Users\Admin\AppData\Local\Temp\58a75ae2fdfab791ed2b0f1bc8e5dd833e0365027d630d78283abbcae037cef9N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1900
    • C:\Users\Admin\AppData\Local\Temp\58a75ae2fdfab791ed2b0f1bc8e5dd833e0365027d630d78283abbcae037cef9N.exe
      "C:\Users\Admin\AppData\Local\Temp\58a75ae2fdfab791ed2b0f1bc8e5dd833e0365027d630d78283abbcae037cef9N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1964
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\QHGRO.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2068
        • 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:2736
      • 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:2616
        • 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:1084
        • 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:676

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    07fa757d2941e23034945842e0ad1eed

    SHA1

    f99d123bf12ac32fc5436c41b3e2a3c8e782e463

    SHA256

    d4659904df89150534a6c90810b80874aa5f8a693f2b4041821a8d5d8b41d212

    SHA512

    113553171c2953a1575825a14d1383a9e959cb12a419e0b5f852b9fc3292b8679213ef1a6e567d4c7be43c5974356f323239b8f490e0df36964314c05a9c1e36

  • memory/676-267-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/676-257-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1084-264-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1900-3-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/1900-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1900-103-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1900-5-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/1900-155-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1900-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/1900-15-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB

  • memory/1900-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1900-87-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1900-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1900-80-0x0000000002420000-0x0000000002422000-memory.dmp

    Filesize

    8KB

  • memory/1900-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1900-74-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1900-70-0x0000000002400000-0x0000000002401000-memory.dmp

    Filesize

    4KB

  • memory/1900-60-0x00000000023E0000-0x00000000023E1000-memory.dmp

    Filesize

    4KB

  • memory/1900-40-0x0000000000590000-0x0000000000591000-memory.dmp

    Filesize

    4KB

  • memory/1900-28-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/1964-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1964-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1964-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1964-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1964-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1964-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1964-151-0x0000000002730000-0x0000000002783000-memory.dmp

    Filesize

    332KB

  • memory/1964-150-0x0000000002730000-0x0000000002783000-memory.dmp

    Filesize

    332KB

  • memory/1964-149-0x0000000002730000-0x0000000002783000-memory.dmp

    Filesize

    332KB

  • memory/1964-148-0x0000000002730000-0x0000000002783000-memory.dmp

    Filesize

    332KB

  • memory/1964-156-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1964-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1964-157-0x0000000002730000-0x0000000002783000-memory.dmp

    Filesize

    332KB

  • memory/1964-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1964-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1964-219-0x0000000002730000-0x0000000002783000-memory.dmp

    Filesize

    332KB

  • memory/1964-216-0x0000000002730000-0x0000000002783000-memory.dmp

    Filesize

    332KB

  • memory/1964-215-0x0000000002730000-0x0000000002783000-memory.dmp

    Filesize

    332KB

  • memory/1964-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1964-247-0x0000000002730000-0x0000000002783000-memory.dmp

    Filesize

    332KB

  • memory/1964-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2616-160-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2616-256-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2616-170-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/2616-181-0x0000000000470000-0x0000000000471000-memory.dmp

    Filesize

    4KB

  • memory/2616-220-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB