Analysis

  • max time kernel
    118s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-01-2025 08:25

General

  • Target

    473f846aa239f023f06ba4fcef8e8be2be4acbcbed850aae1e85ee1ae55efa3f.exe

  • Size

    90KB

  • MD5

    9781c3b5e7ebc346daa2c27449f6d14d

  • SHA1

    1c4e03e16a4b0059ba26bbf0a50484cbda956477

  • SHA256

    473f846aa239f023f06ba4fcef8e8be2be4acbcbed850aae1e85ee1ae55efa3f

  • SHA512

    6cb709f7f7495b3608896fa3a26a417ae1c431efc91c1fe4dd45f58e026da3545f7e7aeed0faac967334bd805a7339669771ae006ac7c657d0c6906b186b9448

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDD:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE39

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 27 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\473f846aa239f023f06ba4fcef8e8be2be4acbcbed850aae1e85ee1ae55efa3f.exe
    "C:\Users\Admin\AppData\Local\Temp\473f846aa239f023f06ba4fcef8e8be2be4acbcbed850aae1e85ee1ae55efa3f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2512
    • C:\Users\Admin\AppData\Local\Temp\473f846aa239f023f06ba4fcef8e8be2be4acbcbed850aae1e85ee1ae55efa3f.exe
      "C:\Users\Admin\AppData\Local\Temp\473f846aa239f023f06ba4fcef8e8be2be4acbcbed850aae1e85ee1ae55efa3f.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2744
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\PDEAA.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1540
        • 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:2484
      • 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:1436
        • 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:684
        • 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:2292

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    62448c4f9d2488aae4fc4450108fab0e

    SHA1

    1cf5cb377aac49c36466a85f1b21355151d35bc5

    SHA256

    278f939f8094e13896fe2d6e709a3d6f52aa504aa73ef8053f5939bc9347f302

    SHA512

    64ba1eebfc760a13f2d60b4fbe720684d3484bd0100bdf7de81e0de1c41f99e788798924149a9b94c2bf82b2998eb33cb59ce52c39aff9d694ccf97286f91054

  • memory/684-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/684-252-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1436-248-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1436-217-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2292-262-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2292-253-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2512-57-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2512-41-0x0000000000500000-0x0000000000600000-memory.dmp

    Filesize

    1024KB

  • memory/2512-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2512-108-0x00000000006E0000-0x0000000000733000-memory.dmp

    Filesize

    332KB

  • memory/2512-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2512-27-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/2512-103-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2512-101-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2512-63-0x0000000000500000-0x0000000000600000-memory.dmp

    Filesize

    1024KB

  • memory/2512-91-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2512-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2512-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2512-78-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2512-60-0x0000000000390000-0x0000000000391000-memory.dmp

    Filesize

    4KB

  • memory/2512-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2512-45-0x0000000000500000-0x0000000000600000-memory.dmp

    Filesize

    1024KB

  • memory/2512-44-0x0000000000500000-0x0000000000600000-memory.dmp

    Filesize

    1024KB

  • memory/2512-43-0x0000000000500000-0x0000000000600000-memory.dmp

    Filesize

    1024KB

  • memory/2512-42-0x0000000000500000-0x0000000000600000-memory.dmp

    Filesize

    1024KB

  • memory/2512-70-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/2512-39-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2512-15-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/2744-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2744-149-0x0000000002950000-0x00000000029A3000-memory.dmp

    Filesize

    332KB

  • memory/2744-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2744-152-0x0000000002950000-0x00000000029A3000-memory.dmp

    Filesize

    332KB

  • memory/2744-111-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2744-150-0x0000000002950000-0x00000000029A3000-memory.dmp

    Filesize

    332KB

  • memory/2744-92-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2744-156-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2744-151-0x0000000002950000-0x00000000029A3000-memory.dmp

    Filesize

    332KB

  • memory/2744-214-0x0000000002950000-0x00000000029A3000-memory.dmp

    Filesize

    332KB

  • memory/2744-251-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2744-98-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2744-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2744-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2744-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2744-110-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB