Analysis

  • max time kernel
    148s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-11-2024 19:44

General

  • Target

    101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe

  • Size

    90KB

  • MD5

    718f54b861f63d41368742a197fd6d22

  • SHA1

    849cb5eb8086ff09bb71591c2fc9559a18c15dde

  • SHA256

    101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419

  • SHA512

    7a5e31e5d6f97cbde906ae60b487e5a5c257904aa2f14f0d02e4b81b26ad07f3ddd26c900fdb12eb6f3861b3cf8ed41bfcbdbf70999d48426b829dee26d40f3b

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDV:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3H

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\101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe
    "C:\Users\Admin\AppData\Local\Temp\101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2692
    • C:\Users\Admin\AppData\Local\Temp\101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe
      "C:\Users\Admin\AppData\Local\Temp\101595ccb9c84f03b395b7c44d9955a3478909f98ee597f31c30135647722419.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2604
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\HVVJK.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2792
        • 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:2788
      • 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:1664
        • 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:1144
        • 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:2460

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    38d679db874c12bc427546e987352c74

    SHA1

    cbb86c37a27d7d6505e72bdfdf2ec9e0b1569215

    SHA256

    4613c5c7106d3e4ba37c9f81f8acb0cbe2cfea3a99715d05131fafe1e8505e79

    SHA512

    e0cb6cf868a9fce3d82f9dcbad260bce333e2c3bf41b9c75390ae7e1cc3c4742bebe4a57a34a0089b3bafd11ee6d267d96b1f19db2e15c65a65fae6e6dd90448

  • memory/1144-263-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1664-160-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/1664-170-0x00000000001E0000-0x00000000001E1000-memory.dmp

    Filesize

    4KB

  • memory/1664-181-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/1664-235-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1664-154-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1664-254-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2460-266-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2460-259-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2604-149-0x0000000003200000-0x0000000003253000-memory.dmp

    Filesize

    332KB

  • memory/2604-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2604-157-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2604-152-0x0000000003210000-0x0000000003263000-memory.dmp

    Filesize

    332KB

  • memory/2604-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2604-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2604-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2604-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2604-110-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2604-238-0x0000000003210000-0x0000000003263000-memory.dmp

    Filesize

    332KB

  • memory/2604-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2604-150-0x0000000003210000-0x0000000003263000-memory.dmp

    Filesize

    332KB

  • memory/2604-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2604-151-0x0000000003210000-0x0000000003263000-memory.dmp

    Filesize

    332KB

  • memory/2604-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2604-258-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2604-221-0x0000000003200000-0x0000000003253000-memory.dmp

    Filesize

    332KB

  • memory/2604-237-0x0000000003210000-0x0000000003263000-memory.dmp

    Filesize

    332KB

  • memory/2692-41-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/2692-102-0x0000000000490000-0x00000000004E3000-memory.dmp

    Filesize

    332KB

  • memory/2692-106-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2692-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-29-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2692-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-61-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/2692-71-0x0000000000370000-0x0000000000371000-memory.dmp

    Filesize

    4KB

  • memory/2692-79-0x0000000000390000-0x0000000000392000-memory.dmp

    Filesize

    8KB

  • memory/2692-81-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-89-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2692-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2692-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB