Analysis

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

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11-11-2024 23:10

General

  • Target

    84138f7b7779b10f95608c0ae4ce606a7c26184ecdcbd78d5974a4c9f9ae8b82N.exe

  • Size

    326KB

  • MD5

    b3de7e7a43ebe569027f364dd05c3048

  • SHA1

    327e0429577f3da27cf3b89819bc71c3297f0a08

  • SHA256

    2383f2f7ab61c1e132199c13c6f5aa9d2009046fd6ebcde95abd36b6e63ece6c

  • SHA512

    de8a87b627e1a9e1e8f364dc077d2eac43230ac03e01f72ce3257d9d4aae1cf5b80a32657c45c7041a8b5ab6ec0dee552cdc46a90d84941f1cf01d9e3ada3fa0

  • SSDEEP

    3072:ce2A0wxDqUpM5scww4chO+O1BmP5DG0sg3i4XZ9WvDZHwdRX/L+gP38XVH:csxD5cwohO+O1sVG0/pZ6iPC82

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 25 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\84138f7b7779b10f95608c0ae4ce606a7c26184ecdcbd78d5974a4c9f9ae8b82N.exe
    "C:\Users\Admin\AppData\Local\Temp\84138f7b7779b10f95608c0ae4ce606a7c26184ecdcbd78d5974a4c9f9ae8b82N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1624
    • C:\Users\Admin\AppData\Local\Temp\84138f7b7779b10f95608c0ae4ce606a7c26184ecdcbd78d5974a4c9f9ae8b82N.exe
      "C:\Users\Admin\AppData\Local\Temp\84138f7b7779b10f95608c0ae4ce606a7c26184ecdcbd78d5974a4c9f9ae8b82N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2572
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\OTPDQ.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2040
        • 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:320
      • 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:2900
        • 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:1600
        • 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:1964

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    326KB

    MD5

    24ba4bd67274a28fa2c47abaea632c91

    SHA1

    aec47148314b97a316e9f051544a1112072cd465

    SHA256

    da0b19e9e170edc35c33f7f043f7272c77a3abc5bf4716996ab871d4fe98f3dc

    SHA512

    fa58aceaeeb2172ed48a34621a600f45440d9ee6f6ea3d870252bc0c8c1ee92713d1a8acba2d50f7f529c6aa1c3b3deca2610572ff4855003234e61821f80a0f

  • memory/1600-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1624-105-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1624-41-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/1624-49-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1624-3-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/1624-36-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1624-28-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/1624-94-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/1624-87-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1624-83-0x00000000003F0000-0x00000000003F2000-memory.dmp

    Filesize

    8KB

  • memory/1624-82-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1624-5-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/1624-71-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1624-15-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/1624-60-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1624-63-0x0000000000390000-0x0000000000391000-memory.dmp

    Filesize

    4KB

  • memory/1624-23-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/1624-74-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/1624-0-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1964-264-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1964-254-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2572-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2572-244-0x0000000003520000-0x0000000003574000-memory.dmp

    Filesize

    336KB

  • memory/2572-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2572-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2572-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2572-152-0x0000000003520000-0x0000000003574000-memory.dmp

    Filesize

    336KB

  • memory/2572-151-0x0000000003520000-0x0000000003574000-memory.dmp

    Filesize

    336KB

  • memory/2572-150-0x0000000003520000-0x0000000003574000-memory.dmp

    Filesize

    336KB

  • memory/2572-149-0x0000000003520000-0x0000000003574000-memory.dmp

    Filesize

    336KB

  • memory/2572-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2572-156-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2572-99-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2572-214-0x0000000003520000-0x0000000003574000-memory.dmp

    Filesize

    336KB

  • memory/2572-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2572-101-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2572-246-0x0000000003520000-0x0000000003574000-memory.dmp

    Filesize

    336KB

  • memory/2572-148-0x0000000003520000-0x0000000003574000-memory.dmp

    Filesize

    336KB

  • memory/2572-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2900-159-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2900-180-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2900-188-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/2900-257-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/2900-169-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2900-217-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB