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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
    16/12/2024, 08:14

General

  • Target

    951519bd2593abef5881ae7b9fb0498de14bf11257979c6d8be345669b26bf96N.exe

  • Size

    90KB

  • MD5

    7fd6c1d3935e79fd7ef2ebb2f5df3700

  • SHA1

    80681d4b392616373ec936b8fdb35e7dd93bd3a7

  • SHA256

    951519bd2593abef5881ae7b9fb0498de14bf11257979c6d8be345669b26bf96

  • SHA512

    3461b2f61b74df9fceef008e6fa23179340ca9b10ce769fdf22fc188315b220dcd2c421c786dc7fc9cb79ce4b22647e34f5750b7f33485e0673e35cf1cf796fd

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y

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 24 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\951519bd2593abef5881ae7b9fb0498de14bf11257979c6d8be345669b26bf96N.exe
    "C:\Users\Admin\AppData\Local\Temp\951519bd2593abef5881ae7b9fb0498de14bf11257979c6d8be345669b26bf96N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2580
    • C:\Users\Admin\AppData\Local\Temp\951519bd2593abef5881ae7b9fb0498de14bf11257979c6d8be345669b26bf96N.exe
      "C:\Users\Admin\AppData\Local\Temp\951519bd2593abef5881ae7b9fb0498de14bf11257979c6d8be345669b26bf96N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2628
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\CNSOC.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1652
        • 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:532
      • 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:1180
        • 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:1216
        • 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:2260

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    bed81e294420da05568763ba5873dd89

    SHA1

    5e48acac375dc9ed13290c8845c2688dd72ef300

    SHA256

    07b08eef4f968d5c4d3c7cd9047eebf3c9282414bdb106327b62c7e358e5753d

    SHA512

    65c6bdb4f76b8d64811ea857dcc4176d4e0a056b503642ace331023e083aa026094381b15fd9ab9785a5519de945bf7118592bbc6b9f491e4d0fe87dfb25adb1

  • memory/1180-170-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/1180-160-0x00000000001D0000-0x00000000001D1000-memory.dmp

    Filesize

    4KB

  • memory/1180-225-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1180-181-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/1180-153-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1180-260-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1216-265-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2260-264-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2260-254-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2580-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2580-29-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2580-81-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2580-79-0x00000000003E0000-0x00000000003E2000-memory.dmp

    Filesize

    8KB

  • memory/2580-71-0x0000000000340000-0x0000000000341000-memory.dmp

    Filesize

    4KB

  • memory/2580-61-0x0000000000320000-0x0000000000321000-memory.dmp

    Filesize

    4KB

  • memory/2580-41-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/2580-102-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2580-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2580-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2580-86-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2580-91-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2580-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2580-156-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2580-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2580-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2628-92-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2628-150-0x0000000003340000-0x0000000003393000-memory.dmp

    Filesize

    332KB

  • memory/2628-149-0x0000000003340000-0x0000000003393000-memory.dmp

    Filesize

    332KB

  • memory/2628-148-0x0000000003340000-0x0000000003393000-memory.dmp

    Filesize

    332KB

  • memory/2628-135-0x0000000003340000-0x0000000003393000-memory.dmp

    Filesize

    332KB

  • memory/2628-151-0x0000000003340000-0x0000000003393000-memory.dmp

    Filesize

    332KB

  • memory/2628-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2628-157-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2628-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2628-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2628-220-0x0000000003340000-0x0000000003393000-memory.dmp

    Filesize

    332KB

  • memory/2628-219-0x0000000003340000-0x0000000003393000-memory.dmp

    Filesize

    332KB

  • memory/2628-216-0x0000000003340000-0x0000000003393000-memory.dmp

    Filesize

    332KB

  • memory/2628-215-0x0000000003340000-0x0000000003393000-memory.dmp

    Filesize

    332KB

  • memory/2628-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2628-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2628-263-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2628-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2628-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2628-98-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2628-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB