Analysis

  • max time kernel
    119s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    18-12-2024 09:13

General

  • Target

    1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe

  • Size

    90KB

  • MD5

    aa6a4109c63766e87fd6c568e34540d0

  • SHA1

    34511f01c7a6109e60b09ddd1cdb44ca2c11442b

  • SHA256

    1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6

  • SHA512

    a3d02d62c8f67923ee54d4443efaf4dea5b1497e82e1c488f52063c5b35f60d50c3f6a2cd69b6fbe6e325c8a8640bcb1b4a2d307e544c7385d647acb4b2898b6

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDf:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3t

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\1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe
    "C:\Users\Admin\AppData\Local\Temp\1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1996
    • C:\Users\Admin\AppData\Local\Temp\1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe
      "C:\Users\Admin\AppData\Local\Temp\1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:648
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\VHFJE.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2744
        • 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:2852
      • 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:1928
        • 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:1116
        • 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:1336

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    74360af9491d7388404aea88704161fe

    SHA1

    2aa08f0ba9b4926c1bb53c17cb7d7c3060deeb79

    SHA256

    e0f9402868a4b8e3aef9944b96072d8a181ec7609ee965e29b4d78d7aa2f665c

    SHA512

    d62a55d222df8d61368e0ba10ff4ff4ee8bfaac16c74dc384d92a32567ce4de41744dd21c6b15a851fd9e364331192095f44f117177e6879d6eb58f1986b574b

  • memory/648-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/648-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/648-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/648-100-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/648-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/648-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/648-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/648-150-0x0000000002830000-0x0000000002883000-memory.dmp

    Filesize

    332KB

  • memory/648-111-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/648-255-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/648-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/648-223-0x0000000002830000-0x0000000002883000-memory.dmp

    Filesize

    332KB

  • memory/648-219-0x0000000002830000-0x0000000002883000-memory.dmp

    Filesize

    332KB

  • memory/648-155-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/648-146-0x0000000002830000-0x0000000002883000-memory.dmp

    Filesize

    332KB

  • memory/648-149-0x0000000002830000-0x0000000002883000-memory.dmp

    Filesize

    332KB

  • memory/1116-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1336-257-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1336-263-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1928-158-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1928-227-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1928-252-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1928-168-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/1928-179-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/1996-41-0x0000000000460000-0x0000000000461000-memory.dmp

    Filesize

    4KB

  • memory/1996-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1996-61-0x00000000004A0000-0x00000000004A1000-memory.dmp

    Filesize

    4KB

  • memory/1996-71-0x00000000004D0000-0x00000000004D1000-memory.dmp

    Filesize

    4KB

  • memory/1996-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1996-154-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1996-80-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1996-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1996-29-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/1996-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/1996-81-0x0000000001E10000-0x0000000001E12000-memory.dmp

    Filesize

    8KB

  • memory/1996-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1996-93-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1996-15-0x00000000003C0000-0x00000000003C1000-memory.dmp

    Filesize

    4KB

  • memory/1996-105-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1996-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1996-88-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1996-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB