Analysis

  • max time kernel
    120s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    31-12-2024 06:59

General

  • Target

    83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe

  • Size

    90KB

  • MD5

    33580792fc42c9d3de47ebbc1c858198

  • SHA1

    eaea11491569b11adf9893dd111f452035e36af6

  • SHA256

    83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab

  • SHA512

    7ca1fe33d0f937ae8b6b594b1e404e6f7c6f29e465d0855b813fe86c6c891a40a8e6aa21fbd22f295fe4eaf34797a7c72396f82fec6d07e37513980c6333d9a6

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDh:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3f

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\83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe
    "C:\Users\Admin\AppData\Local\Temp\83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2884
    • C:\Users\Admin\AppData\Local\Temp\83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe
      "C:\Users\Admin\AppData\Local\Temp\83d5e26914deb2da2844a2d7a8236d7ee09d94aaf0f9a57f426d9074d5e6a7ab.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1672
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\MANYV.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2984
        • 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:2772
      • 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:2960
        • 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:1956
        • 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:1328

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    788a573577dfb4c0c7ec12816f422f28

    SHA1

    da72edd5c0c64abb766af5d997b3b9b165fecf2e

    SHA256

    6f7e8f5276e58459b50cd1544cbc692c48a59dd20cf4248286220afac105c8ea

    SHA512

    1a54de48964c3bee8f6297a00fba1f185d42a6270e5b1c9941df67b20a83e9f25019d8eef418501effee96c083496944f8eb50ec0d3e0604b8cf273f0351026f

  • memory/1328-253-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1328-267-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1672-252-0x0000000003170000-0x00000000031C3000-memory.dmp

    Filesize

    332KB

  • memory/1672-153-0x0000000003170000-0x00000000031C3000-memory.dmp

    Filesize

    332KB

  • memory/1672-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1672-251-0x0000000003170000-0x00000000031C3000-memory.dmp

    Filesize

    332KB

  • memory/1672-235-0x0000000003170000-0x00000000031C3000-memory.dmp

    Filesize

    332KB

  • memory/1672-157-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1672-149-0x0000000003170000-0x00000000031C3000-memory.dmp

    Filesize

    332KB

  • memory/1672-151-0x0000000003170000-0x00000000031C3000-memory.dmp

    Filesize

    332KB

  • memory/1672-152-0x0000000003170000-0x00000000031C3000-memory.dmp

    Filesize

    332KB

  • memory/1672-101-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1672-250-0x0000000003170000-0x00000000031C3000-memory.dmp

    Filesize

    332KB

  • memory/1672-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1672-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1672-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1672-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1672-110-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1672-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1672-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1956-264-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2884-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2884-41-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/2884-61-0x0000000000360000-0x0000000000361000-memory.dmp

    Filesize

    4KB

  • memory/2884-71-0x0000000000380000-0x0000000000381000-memory.dmp

    Filesize

    4KB

  • memory/2884-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2884-80-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2884-81-0x00000000003A0000-0x00000000003A2000-memory.dmp

    Filesize

    8KB

  • memory/2884-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2884-90-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2884-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2884-100-0x00000000026A0000-0x00000000026F3000-memory.dmp

    Filesize

    332KB

  • memory/2884-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2884-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2884-18-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2884-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2884-93-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2884-106-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2884-29-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2960-255-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2960-170-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/2960-181-0x0000000000370000-0x0000000000371000-memory.dmp

    Filesize

    4KB

  • memory/2960-215-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2960-160-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/2960-156-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB