Analysis

  • max time kernel
    119s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-12-2024 20:34

General

  • Target

    af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe

  • Size

    90KB

  • MD5

    659e0ad6f6139b4ff8a96d56e791db00

  • SHA1

    ad4e14a360d53aba72bf8c3f74ea582ead525599

  • SHA256

    af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbc

  • SHA512

    c823288ad0c068174c4fe68ef91c3ecc6d9bccab21c98e08948797139a638d49e21f13cfdfb9ec70cafbcacbd474075e31701794ac86a90353f36253ff6b5885

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDk:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE32

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\af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe
    "C:\Users\Admin\AppData\Local\Temp\af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3020
    • C:\Users\Admin\AppData\Local\Temp\af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe
      "C:\Users\Admin\AppData\Local\Temp\af1151066fbbb1088ca43672165d09782fdc1d3d9edaa57d10b5f5bfdc098bbcN.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1824
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\PACFR.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2916
        • 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:1628
      • 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:2092
        • 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:1612
        • 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:3064

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    c90fb7145276bc159644298a68f6c611

    SHA1

    8057228d7a3de108b32929c4ca2baeb253af9341

    SHA256

    ae2dce4d076d25f59cc9197193b33dc334d5cd15ea035783c3b37f96638706c6

    SHA512

    7a1e752e24ade2660dec7053582fab9ad687c79b61a6454788779de15491119b4cdfec6d89b3d76ce5f402a5bf2236ddc9a4ba15e8224d0887955fe63337a282

  • memory/1612-263-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1612-245-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1824-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1824-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1824-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1824-215-0x0000000003210000-0x0000000003263000-memory.dmp

    Filesize

    332KB

  • memory/1824-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1824-155-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1824-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1824-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1824-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1824-184-0x0000000003210000-0x0000000003263000-memory.dmp

    Filesize

    332KB

  • memory/1824-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1824-149-0x0000000003210000-0x0000000003263000-memory.dmp

    Filesize

    332KB

  • memory/1824-150-0x0000000003210000-0x0000000003263000-memory.dmp

    Filesize

    332KB

  • memory/1824-148-0x0000000003210000-0x0000000003263000-memory.dmp

    Filesize

    332KB

  • memory/1824-171-0x0000000003210000-0x0000000003263000-memory.dmp

    Filesize

    332KB

  • memory/1824-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1824-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2092-158-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/2092-168-0x00000000001E0000-0x00000000001E1000-memory.dmp

    Filesize

    4KB

  • memory/2092-256-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2092-253-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2092-180-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2092-218-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3020-79-0x0000000002460000-0x0000000002462000-memory.dmp

    Filesize

    8KB

  • memory/3020-103-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3020-80-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3020-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3020-154-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3020-106-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3020-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3020-71-0x0000000000550000-0x0000000000551000-memory.dmp

    Filesize

    4KB

  • memory/3020-61-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/3020-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3020-87-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3020-41-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/3020-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3020-5-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/3020-3-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/3020-29-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/3020-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/3020-15-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/3064-254-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/3064-266-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB