Analysis

  • max time kernel
    118s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21-12-2024 22:55

General

  • Target

    bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe

  • Size

    90KB

  • MD5

    0b342bf6b0f8c9796471692c1c6f22a6

  • SHA1

    f453c53ba22ca43e284fde9410976c181ff0fb0d

  • SHA256

    bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e

  • SHA512

    4b613ef25af2029e54a6666494c993c0698dffb14dc6cf647dcec897de5c45da8c1343b806d6c4284017e8e23fc9597c5890631a84d93e42e376c3e739721e69

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDN:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3b

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 19 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\bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe
    "C:\Users\Admin\AppData\Local\Temp\bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2320
    • C:\Users\Admin\AppData\Local\Temp\bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe
      "C:\Users\Admin\AppData\Local\Temp\bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2560
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\DHXYV.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2512
        • 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:1484
      • 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:2804
        • 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:1312
        • 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:1972

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    acae946302a3f34c0660d07e02b40e88

    SHA1

    371fe38466b345ef772e17e92873899d43d07439

    SHA256

    90ce69a53e2d11937b2ccd06c764059158880c1eea1dc0471f24b7ee5b2ca37c

    SHA512

    c4eee858e59fbb184b984ab89f2c56b46692d5e4a7b9fedd9c7f2e5a9a62882ee3ce09ef24c7665a39032b77d3043dd91c7c11b0114685b6dd456911012d041f

  • memory/1312-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1972-264-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1972-250-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2320-90-0x0000000002730000-0x0000000002783000-memory.dmp

    Filesize

    332KB

  • memory/2320-104-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2320-71-0x00000000004D0000-0x00000000004D1000-memory.dmp

    Filesize

    4KB

  • memory/2320-61-0x00000000004B0000-0x00000000004B1000-memory.dmp

    Filesize

    4KB

  • memory/2320-41-0x0000000000470000-0x0000000000471000-memory.dmp

    Filesize

    4KB

  • memory/2320-29-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/2320-89-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2320-5-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/2320-3-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/2320-15-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2320-79-0x00000000024E0000-0x00000000024E2000-memory.dmp

    Filesize

    8KB

  • memory/2320-16-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB

  • memory/2320-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2320-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2560-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2560-211-0x0000000002660000-0x00000000026B3000-memory.dmp

    Filesize

    332KB

  • memory/2560-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2560-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2560-97-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2560-99-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2560-149-0x0000000002660000-0x00000000026B3000-memory.dmp

    Filesize

    332KB

  • memory/2560-148-0x0000000002660000-0x00000000026B3000-memory.dmp

    Filesize

    332KB

  • memory/2560-147-0x0000000002660000-0x00000000026B3000-memory.dmp

    Filesize

    332KB

  • memory/2560-146-0x0000000002660000-0x00000000026B3000-memory.dmp

    Filesize

    332KB

  • memory/2560-153-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2560-91-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2560-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2560-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2560-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2560-241-0x0000000002660000-0x00000000026B3000-memory.dmp

    Filesize

    332KB

  • memory/2560-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2560-249-0x0000000002660000-0x00000000026B3000-memory.dmp

    Filesize

    332KB

  • memory/2560-242-0x0000000002660000-0x00000000026B3000-memory.dmp

    Filesize

    332KB

  • memory/2560-244-0x0000000002660000-0x00000000026B3000-memory.dmp

    Filesize

    332KB

  • memory/2804-257-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2804-166-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2804-177-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2804-214-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2804-156-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB