Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    01-01-2025 23:57

General

  • Target

    660cb3e1c24bd8f631a670cdf7289c836f62c08fa1a131c49fa05256847568e6.exe

  • Size

    90KB

  • MD5

    09fe65d0ad50657cd5270de8c891279e

  • SHA1

    9f2c0c6befcaf621b5a51e682f821ed9d45b971c

  • SHA256

    660cb3e1c24bd8f631a670cdf7289c836f62c08fa1a131c49fa05256847568e6

  • SHA512

    5a319fc3c039d6203dd84613d36bdbf3cfdc8d632b66c01051a85b770250e384ee57f3cf66554b37f832f2eb7029425f54a8bff57a781b3f771c025d324cf013

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDk:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3a

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modiloader family
  • ModiLoader Second Stage 2 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 22 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\660cb3e1c24bd8f631a670cdf7289c836f62c08fa1a131c49fa05256847568e6.exe
    "C:\Users\Admin\AppData\Local\Temp\660cb3e1c24bd8f631a670cdf7289c836f62c08fa1a131c49fa05256847568e6.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2052
    • C:\Users\Admin\AppData\Local\Temp\660cb3e1c24bd8f631a670cdf7289c836f62c08fa1a131c49fa05256847568e6.exe
      "C:\Users\Admin\AppData\Local\Temp\660cb3e1c24bd8f631a670cdf7289c836f62c08fa1a131c49fa05256847568e6.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2720
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\CHWXU.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1696
        • 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:2992
      • 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:2896
        • 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:1236
        • 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:1684

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    58fd5b7b1558cba374f7ffb838c26714

    SHA1

    a342605bfebb71f5d479f7dee88620560b19dde7

    SHA256

    fd4a30d671ec312f9ad15e0bd1e3dc6364835fc3ab66fe100c3d1809fa3e5f2a

    SHA512

    977ce1baab461c8230f8e214a92012c8320a058d22f871437e048cdee99401705ce6ef749beb819c0beef7162b427197fb1729241ce7102fe0d7d103315bbd8a

  • memory/1236-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1684-262-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1684-252-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2052-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2052-29-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2052-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2052-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2052-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2052-153-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2052-101-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2052-90-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2052-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2052-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2052-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2052-79-0x00000000003D0000-0x00000000003D2000-memory.dmp

    Filesize

    8KB

  • memory/2052-71-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/2052-61-0x0000000000390000-0x0000000000391000-memory.dmp

    Filesize

    4KB

  • memory/2052-41-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/2720-91-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2720-146-0x0000000002850000-0x00000000028A3000-memory.dmp

    Filesize

    332KB

  • memory/2720-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2720-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2720-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2720-133-0x0000000002850000-0x00000000028A3000-memory.dmp

    Filesize

    332KB

  • memory/2720-148-0x0000000002850000-0x00000000028A3000-memory.dmp

    Filesize

    332KB

  • memory/2720-99-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2720-147-0x0000000002850000-0x00000000028A3000-memory.dmp

    Filesize

    332KB

  • memory/2720-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2720-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2720-154-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2720-97-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2720-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2720-250-0x0000000002850000-0x00000000028A3000-memory.dmp

    Filesize

    332KB

  • memory/2720-251-0x0000000002850000-0x00000000028A3000-memory.dmp

    Filesize

    332KB

  • memory/2720-214-0x0000000002850000-0x00000000028A3000-memory.dmp

    Filesize

    332KB

  • memory/2720-253-0x0000000002850000-0x00000000028A3000-memory.dmp

    Filesize

    332KB

  • memory/2720-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2896-152-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2896-255-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2896-215-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2896-178-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2896-167-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2896-157-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB