Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    02/12/2024, 01:28

General

  • Target

    b0519a56ee84b4018db368e79c2fafdd2e523539c4836c4fb3ea382c9aaa8075.exe

  • Size

    90KB

  • MD5

    feb4416a00b1ed5f01d4f0bfa2d5d36e

  • SHA1

    2a29fb14982b6ccd5056b0844b6a4c8474385962

  • SHA256

    b0519a56ee84b4018db368e79c2fafdd2e523539c4836c4fb3ea382c9aaa8075

  • SHA512

    e24581c100697754919a99cec47dbba9ba73661e27eb137cd0cd5af552d19075aae971ab515473874d60147422846a72ae3572c746fc67dbdbb43a7d8b4fcd68

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDX:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3J

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 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\b0519a56ee84b4018db368e79c2fafdd2e523539c4836c4fb3ea382c9aaa8075.exe
    "C:\Users\Admin\AppData\Local\Temp\b0519a56ee84b4018db368e79c2fafdd2e523539c4836c4fb3ea382c9aaa8075.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2916
    • C:\Users\Admin\AppData\Local\Temp\b0519a56ee84b4018db368e79c2fafdd2e523539c4836c4fb3ea382c9aaa8075.exe
      "C:\Users\Admin\AppData\Local\Temp\b0519a56ee84b4018db368e79c2fafdd2e523539c4836c4fb3ea382c9aaa8075.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2440
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\EIDLW.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1460
        • 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:2860
      • 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:1300
        • 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:2080
        • 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:836

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    a298238801de979018e2508c095358ab

    SHA1

    e8a986ee2df7d63f342e46311b459d5d3c9d6075

    SHA256

    5d25c96ed1f7584f311ec960b3ed14f959b60521e56a35b3e92cb244bdd2b745

    SHA512

    fe123fe1865f2c137f68af4ce9340c90677e2fbd156ad3de5b74f6ae0dc6909dad516a365c1313ba7011bc3ed41037119f564bc219c7b2856b61456e05fadc04

  • memory/836-257-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/836-264-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1300-168-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/1300-179-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/1300-244-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1300-252-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1300-158-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/2080-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2440-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2440-246-0x00000000031F0000-0x0000000003243000-memory.dmp

    Filesize

    332KB

  • memory/2440-136-0x00000000031F0000-0x0000000003243000-memory.dmp

    Filesize

    332KB

  • memory/2440-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2440-100-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2440-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2440-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2440-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2440-245-0x00000000031F0000-0x0000000003243000-memory.dmp

    Filesize

    332KB

  • memory/2440-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2440-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2440-155-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2440-149-0x00000000031F0000-0x0000000003243000-memory.dmp

    Filesize

    332KB

  • memory/2440-150-0x00000000031F0000-0x0000000003243000-memory.dmp

    Filesize

    332KB

  • memory/2440-151-0x00000000031F0000-0x0000000003243000-memory.dmp

    Filesize

    332KB

  • memory/2440-256-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2440-222-0x00000000031F0000-0x0000000003243000-memory.dmp

    Filesize

    332KB

  • memory/2916-106-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2916-5-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2916-15-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/2916-28-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/2916-40-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2916-60-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/2916-70-0x0000000001D60000-0x0000000001D61000-memory.dmp

    Filesize

    4KB

  • memory/2916-78-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2916-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2916-79-0x0000000002460000-0x0000000002462000-memory.dmp

    Filesize

    8KB

  • memory/2916-81-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2916-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2916-93-0x0000000002780000-0x00000000027D3000-memory.dmp

    Filesize

    332KB

  • memory/2916-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2916-89-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2916-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2916-3-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB