Analysis

  • max time kernel
    149s
  • max time network
    27s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    05-01-2025 22:52

General

  • Target

    3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe

  • Size

    90KB

  • MD5

    daa9b91138417dbbb34a24882c394eff

  • SHA1

    3956ef8c784d78643da8345d44f2d3b6583a21bb

  • SHA256

    3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870

  • SHA512

    0d90df6d3b230ced2054a3322dcf669a6fcc3c8dbda890a50b2ab02fe6a326b7a3b68dbf230907d017dcaa26a2cd15f5b6643233b5d3d63d75bf830dc2f444f5

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDI:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3i

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\3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe
    "C:\Users\Admin\AppData\Local\Temp\3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2808
    • C:\Users\Admin\AppData\Local\Temp\3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe
      "C:\Users\Admin\AppData\Local\Temp\3b816289e55f706a7e27ae4edad5e1547463aa5e17de3edf68272e8aeb6a8870.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1444
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\NIGXV.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2644
        • 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:2996
      • 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:3044
        • 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:2024
        • 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:1080

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    1d3f158da385e73abc6173fade70d766

    SHA1

    e50f645b3dbddbac4e0673c67b9d75c027150460

    SHA256

    40e5a7a8fd8c642aa945550edb48a358e907021fa2b6e29109e9ed2c9d5dcdbc

    SHA512

    81e55f222be88f03983e5875e4839c5304effef6b271adb55e761ddcdee5f74a3a1615795e0f3e60d3fdcfb76da5a32c5e03284306fb0055efff7f84fe46b275

  • memory/1080-263-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1080-251-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1444-149-0x0000000002A40000-0x0000000002A93000-memory.dmp

    Filesize

    332KB

  • memory/1444-99-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1444-257-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1444-156-0x0000000002A40000-0x0000000002A93000-memory.dmp

    Filesize

    332KB

  • memory/1444-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1444-154-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1444-101-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1444-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1444-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1444-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1444-150-0x0000000002A40000-0x0000000002A93000-memory.dmp

    Filesize

    332KB

  • memory/1444-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1444-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1444-112-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2024-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2808-89-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2808-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2808-80-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2808-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2808-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2808-84-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2808-42-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/2808-30-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2808-27-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2808-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2808-26-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2808-81-0x00000000003E0000-0x00000000003E2000-memory.dmp

    Filesize

    8KB

  • memory/2808-105-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2808-94-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2808-72-0x00000000003C0000-0x00000000003C1000-memory.dmp

    Filesize

    4KB

  • memory/2808-25-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2808-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2808-62-0x00000000003A0000-0x00000000003A1000-memory.dmp

    Filesize

    4KB

  • memory/3044-206-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3044-215-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3044-253-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3044-169-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/3044-159-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/3044-180-0x0000000000300000-0x0000000000301000-memory.dmp

    Filesize

    4KB