Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09/09/2024, 20:47

General

  • Target

    3f333fc424f23df2e0b9a243037a28f6ed7a23385827778c93da5f0c65cb22fe.exe

  • Size

    90KB

  • MD5

    5d1f0f947ed210f1262cb86da63fea23

  • SHA1

    e09874793dcb1418966aa2f9b800b700097cb084

  • SHA256

    3f333fc424f23df2e0b9a243037a28f6ed7a23385827778c93da5f0c65cb22fe

  • SHA512

    c2fdd1c3df0fc82e8495ee6f7db42753c881d4bdf84e6f70a70d5bec21f98b016032a9169fd1abe8624c67d90c4f4584f07dd1a1a3f787f82b262acb771f4ebf

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • ModiLoader Second Stage 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • UPX packed file 24 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • 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\3f333fc424f23df2e0b9a243037a28f6ed7a23385827778c93da5f0c65cb22fe.exe
    "C:\Users\Admin\AppData\Local\Temp\3f333fc424f23df2e0b9a243037a28f6ed7a23385827778c93da5f0c65cb22fe.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2972
    • C:\Users\Admin\AppData\Local\Temp\3f333fc424f23df2e0b9a243037a28f6ed7a23385827778c93da5f0c65cb22fe.exe
      "C:\Users\Admin\AppData\Local\Temp\3f333fc424f23df2e0b9a243037a28f6ed7a23385827778c93da5f0c65cb22fe.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2696
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\AYLNI.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2396
        • 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:1304
      • 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:1996
        • 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:892
        • 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:2028

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    667b281015b19c098bb32b11aa7b6cf0

    SHA1

    80b595d0b4b08b82200529b8f0b9f139424fbead

    SHA256

    b6857e92b535e75877cc11a3e7e5a21a94937cde7d47bd6c864d470dc78de46e

    SHA512

    852e1a2f9839edf483de33c5fb57f37d946a123761193dde1c19729ccf2bb866304d463bf42edb4206bd0231e9415b018cd8eea48ee2134a31ba25bec4603797

  • memory/892-263-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1996-253-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1996-159-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1996-169-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/1996-217-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1996-180-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/2028-262-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2028-260-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2696-156-0x0000000003310000-0x0000000003363000-memory.dmp

    Filesize

    332KB

  • memory/2696-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2696-254-0x0000000003310000-0x0000000003363000-memory.dmp

    Filesize

    332KB

  • memory/2696-255-0x0000000003310000-0x0000000003363000-memory.dmp

    Filesize

    332KB

  • memory/2696-259-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2696-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2696-214-0x0000000003310000-0x0000000003363000-memory.dmp

    Filesize

    332KB

  • memory/2696-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2696-155-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2696-135-0x0000000003310000-0x0000000003363000-memory.dmp

    Filesize

    332KB

  • memory/2696-148-0x0000000003310000-0x0000000003363000-memory.dmp

    Filesize

    332KB

  • memory/2696-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2696-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2696-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2696-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2696-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2696-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2696-151-0x0000000003310000-0x0000000003363000-memory.dmp

    Filesize

    332KB

  • memory/2696-150-0x0000000003310000-0x0000000003363000-memory.dmp

    Filesize

    332KB

  • memory/2696-149-0x0000000003310000-0x0000000003363000-memory.dmp

    Filesize

    332KB

  • memory/2972-78-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2972-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2972-55-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2972-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2972-60-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/2972-85-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2972-39-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/2972-70-0x0000000000600000-0x0000000000601000-memory.dmp

    Filesize

    4KB

  • memory/2972-27-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2972-103-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2972-5-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2972-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2972-80-0x0000000002560000-0x0000000002562000-memory.dmp

    Filesize

    8KB

  • memory/2972-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2972-15-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/2972-3-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB