Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-09-2024 01:54

General

  • Target

    fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe

  • Size

    326KB

  • MD5

    95a635eb4778983d887ecea8b91ad42b

  • SHA1

    ab59ca3497e2b37dbec7616af942a3e92189a5fb

  • SHA256

    fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b

  • SHA512

    94b09eb9c2677a35ce59dba0bd80c3a28a8fedbf8f79e0d7f505d4db73cd8d65a84f4c9a1be0a2e742ea018edca9250bc893b3c9f1acd83c8473251bc2dda072

  • SSDEEP

    3072:ce2A0wxDqUpM5scww4chO+O1BmP5DG0sg3i4XZ9WvDZHwdRX/L+gP38XV:csxD5cwohO+O1sVG0/pZ6iPC8

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • ModiLoader Second Stage 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • UPX packed file 23 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • 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\fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe
    "C:\Users\Admin\AppData\Local\Temp\fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2080
    • C:\Users\Admin\AppData\Local\Temp\fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe
      "C:\Users\Admin\AppData\Local\Temp\fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2752
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\GCYXB.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:112
        • 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:2008
      • 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:2364
        • 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:596
        • 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:1176

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    326KB

    MD5

    e0f5e8490266643af251feb890e20d53

    SHA1

    2c9b08e12ef9aee5e42a8e82933d23171aa73ade

    SHA256

    c93f9cd1e5dd982cff9483b3a3a47479994bec467859bd7636d15529ab91cc84

    SHA512

    966424d076759d754bbc438e6d713aab5a17c3f64580e9ccf099a36e5b66ab853984881f10dcfeea0f1daf5981140071cab3d0c101890b2377de0a2f36551d91

  • memory/596-259-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/596-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1176-260-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1176-262-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2080-78-0x00000000003D0000-0x00000000003D2000-memory.dmp

    Filesize

    8KB

  • memory/2080-104-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/2080-77-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2080-69-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/2080-65-0x00000000005E0000-0x00000000006E0000-memory.dmp

    Filesize

    1024KB

  • memory/2080-64-0x00000000005E0000-0x00000000006E0000-memory.dmp

    Filesize

    1024KB

  • memory/2080-59-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2080-52-0x00000000005E0000-0x00000000006E0000-memory.dmp

    Filesize

    1024KB

  • memory/2080-51-0x00000000005E0000-0x00000000006E0000-memory.dmp

    Filesize

    1024KB

  • memory/2080-27-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/2080-81-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/2080-80-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/2080-15-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/2080-102-0x0000000001F20000-0x0000000001F74000-memory.dmp

    Filesize

    336KB

  • memory/2080-86-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/2080-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2080-0-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/2080-39-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/2080-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2080-91-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/2364-213-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/2364-248-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/2752-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2752-92-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2752-150-0x0000000001DF0000-0x0000000001E44000-memory.dmp

    Filesize

    336KB

  • memory/2752-149-0x0000000001DF0000-0x0000000001E44000-memory.dmp

    Filesize

    336KB

  • memory/2752-148-0x0000000001DF0000-0x0000000001E44000-memory.dmp

    Filesize

    336KB

  • memory/2752-147-0x0000000001DF0000-0x0000000001E44000-memory.dmp

    Filesize

    336KB

  • memory/2752-146-0x0000000001DF0000-0x0000000001E44000-memory.dmp

    Filesize

    336KB

  • memory/2752-154-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2752-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2752-212-0x0000000001DF0000-0x0000000001E44000-memory.dmp

    Filesize

    336KB

  • memory/2752-256-0x0000000001DF0000-0x0000000001E44000-memory.dmp

    Filesize

    336KB

  • memory/2752-98-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2752-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2752-258-0x0000000001DF0000-0x0000000001E44000-memory.dmp

    Filesize

    336KB

  • memory/2752-257-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2752-250-0x0000000001DF0000-0x0000000001E44000-memory.dmp

    Filesize

    336KB

  • memory/2752-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2752-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2752-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB