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Analysis

  • max time kernel
    119s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    22/12/2024, 14:12

General

  • Target

    f81c0073a03787926fcbe9706e4eb0545f942606a19c94d3c261a756a9f16bf7.exe

  • Size

    90KB

  • MD5

    8cf135487e3e02d672d600476ef9dee1

  • SHA1

    5204d03dd70a9f48bc3806b8bed283b39f94ba54

  • SHA256

    f81c0073a03787926fcbe9706e4eb0545f942606a19c94d3c261a756a9f16bf7

  • SHA512

    933f9bf8ddd9362f9c83b9aa836a1a66e4a225dee5798b8baf0d2c158573d3fc4b082316358393f680701a2fe95f77a9eb7e45e9e27b6bbab942e8dde0cecb36

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDJ:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3r

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • Modiloader family
  • ModiLoader Second Stage 2 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 23 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\f81c0073a03787926fcbe9706e4eb0545f942606a19c94d3c261a756a9f16bf7.exe
    "C:\Users\Admin\AppData\Local\Temp\f81c0073a03787926fcbe9706e4eb0545f942606a19c94d3c261a756a9f16bf7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2444
    • C:\Users\Admin\AppData\Local\Temp\f81c0073a03787926fcbe9706e4eb0545f942606a19c94d3c261a756a9f16bf7.exe
      "C:\Users\Admin\AppData\Local\Temp\f81c0073a03787926fcbe9706e4eb0545f942606a19c94d3c261a756a9f16bf7.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2720
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\PUGEI.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2764
        • 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:2772
      • 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:3008
        • 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:1324
        • 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:2688

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    6b15f9677bdd5905aa75f2adaf8360a6

    SHA1

    de85fcfe1733a33fb71af6ef6c290b492f8cb074

    SHA256

    a32a2cbbee7509050157832eff9b76453193e49224c9c3d12cefa757dfec5b50

    SHA512

    06e49603a25de03319c1f06e871464d312b0f7b450b3bf912acf997ba8d08e58a1613ad2939cc24f982bda8251f2a4063889d64ec8c1a494b95fab6b00a84996

  • memory/1324-263-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2444-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2444-79-0x0000000001C60000-0x0000000001C62000-memory.dmp

    Filesize

    8KB

  • memory/2444-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2444-41-0x00000000002E0000-0x00000000002E1000-memory.dmp

    Filesize

    4KB

  • memory/2444-3-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/2444-61-0x0000000001C20000-0x0000000001C21000-memory.dmp

    Filesize

    4KB

  • memory/2444-155-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2444-5-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/2444-102-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2444-91-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2444-15-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/2444-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2444-81-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2444-29-0x00000000002C0000-0x00000000002C1000-memory.dmp

    Filesize

    4KB

  • memory/2444-71-0x0000000001C40000-0x0000000001C41000-memory.dmp

    Filesize

    4KB

  • memory/2444-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2688-257-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2688-264-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2720-92-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2720-147-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/2720-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2720-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2720-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2720-148-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/2720-150-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/2720-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2720-149-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/2720-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2720-146-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/2720-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2720-156-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2720-157-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/2720-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2720-218-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/2720-98-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2720-215-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/2720-256-0x0000000003230000-0x0000000003283000-memory.dmp

    Filesize

    332KB

  • memory/2720-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3008-152-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3008-160-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/3008-170-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/3008-255-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3008-227-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3008-181-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB