Analysis

  • max time kernel
    120s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2024 09:06

General

  • Target

    cdbe19b818d575304363eda253314465473f9f7b88b44e2ec175a3394bc35c2fN.exe

  • Size

    90KB

  • MD5

    69d8f158a803c088a5e15750d13df290

  • SHA1

    ebd23ef224ff6d1fdb318e49009ab84e362a9602

  • SHA256

    cdbe19b818d575304363eda253314465473f9f7b88b44e2ec175a3394bc35c2f

  • SHA512

    9c5c545eea3ef4c947a114dd24a85fdbf4643755212b86159bd62c4d6dc3b647c6c2fa8adf8e642ecba24b65edd39bea41cfb8e974df3109cbb14929f803b9fa

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD9:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE33

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\cdbe19b818d575304363eda253314465473f9f7b88b44e2ec175a3394bc35c2fN.exe
    "C:\Users\Admin\AppData\Local\Temp\cdbe19b818d575304363eda253314465473f9f7b88b44e2ec175a3394bc35c2fN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2652
    • C:\Users\Admin\AppData\Local\Temp\cdbe19b818d575304363eda253314465473f9f7b88b44e2ec175a3394bc35c2fN.exe
      "C:\Users\Admin\AppData\Local\Temp\cdbe19b818d575304363eda253314465473f9f7b88b44e2ec175a3394bc35c2fN.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2856
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\ALQNB.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2032
        • 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:1400
      • 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:2800
        • 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:2888
        • 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:2184

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    ab172d2fc14f6709f5696d0740e56de4

    SHA1

    9a24f1e23df018fd0cb7f30d6a59e5c0fd63170d

    SHA256

    80e552e0df58c351dbdaf6cd0924c5f02906ec602163a368f84c1b8fb5f796ec

    SHA512

    1e3ed0ff14e055369ef9ee716911490ef6a50d57890483c064a04ff10aa3cb9d1c88319e5eceaef9e22882b2903eda1f61d5d0c7d8a0faff6bf44adc735d56c7

  • memory/2184-268-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2184-256-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2652-81-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2652-61-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/2652-91-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2652-93-0x0000000002710000-0x0000000002763000-memory.dmp

    Filesize

    332KB

  • memory/2652-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2652-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2652-106-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2652-79-0x00000000003D0000-0x00000000003D2000-memory.dmp

    Filesize

    8KB

  • memory/2652-71-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/2652-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2652-41-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2652-29-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2652-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2652-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2652-1-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2652-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2652-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2800-227-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2800-170-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2800-258-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2800-181-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2800-160-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2856-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2856-151-0x00000000026D0000-0x0000000002723000-memory.dmp

    Filesize

    332KB

  • memory/2856-223-0x00000000026D0000-0x0000000002723000-memory.dmp

    Filesize

    332KB

  • memory/2856-150-0x00000000026D0000-0x0000000002723000-memory.dmp

    Filesize

    332KB

  • memory/2856-149-0x00000000026D0000-0x0000000002723000-memory.dmp

    Filesize

    332KB

  • memory/2856-148-0x00000000026D0000-0x0000000002723000-memory.dmp

    Filesize

    332KB

  • memory/2856-156-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2856-157-0x00000000026D0000-0x0000000002723000-memory.dmp

    Filesize

    332KB

  • memory/2856-218-0x00000000026D0000-0x0000000002723000-memory.dmp

    Filesize

    332KB

  • memory/2856-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2856-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2856-152-0x00000000026D0000-0x0000000002723000-memory.dmp

    Filesize

    332KB

  • memory/2856-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2856-217-0x00000000026D0000-0x0000000002723000-memory.dmp

    Filesize

    332KB

  • memory/2856-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2856-100-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2856-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2856-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2856-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2856-251-0x00000000026D0000-0x0000000002723000-memory.dmp

    Filesize

    332KB

  • memory/2888-265-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2888-252-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB