Analysis

  • max time kernel
    118s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2024 15:59

General

  • Target

    a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe

  • Size

    90KB

  • MD5

    c466bc726dfb5d032fc09f8938d5cd1e

  • SHA1

    053dd524cd6425dfb9c2c51f0339b0a330d30d4f

  • SHA256

    a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb

  • SHA512

    33e8fa8df6133779d5f70b661dd03ffedda822253b6ac760cbb5498912cc9696db263cee48433f4c697761bd7b304915c56c79166aa39f66e7b4b0b3a20482ac

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDy:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3E

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 26 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\a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe
    "C:\Users\Admin\AppData\Local\Temp\a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2600
    • C:\Users\Admin\AppData\Local\Temp\a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe
      "C:\Users\Admin\AppData\Local\Temp\a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1996
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\PGYQM.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3004
        • 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:1016
      • 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:976
        • 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:1364
        • 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:1784

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    4ad2051556e8101db484ae38910f61b6

    SHA1

    7d9ae91e2423221cdc99d88f24f1eef6f5d2ce8d

    SHA256

    97ce3a31f998b396743b6b4ceec932985a36482cb9ea73b139920e349d2c1185

    SHA512

    4195f57c299c51cf76f354ad5256f198ff013dc779a518a83d17726401f8bab6167d289f9e54b573a76575b82b25ddb4cdda087cca18f8027b5a72cae1de70d0

  • memory/976-260-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/976-172-0x0000000001BE0000-0x0000000001BE1000-memory.dmp

    Filesize

    4KB

  • memory/976-183-0x0000000001C00000-0x0000000001C01000-memory.dmp

    Filesize

    4KB

  • memory/976-217-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/976-162-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/976-155-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1364-266-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1784-267-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1784-258-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1996-110-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1996-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1996-255-0x00000000032C0000-0x0000000003313000-memory.dmp

    Filesize

    332KB

  • memory/1996-251-0x00000000032C0000-0x0000000003313000-memory.dmp

    Filesize

    332KB

  • memory/1996-256-0x00000000032C0000-0x0000000003313000-memory.dmp

    Filesize

    332KB

  • memory/1996-257-0x00000000032C0000-0x0000000003313000-memory.dmp

    Filesize

    332KB

  • memory/1996-265-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1996-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1996-159-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1996-100-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1996-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1996-150-0x00000000032C0000-0x0000000003313000-memory.dmp

    Filesize

    332KB

  • memory/1996-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1996-137-0x00000000032C0000-0x0000000003313000-memory.dmp

    Filesize

    332KB

  • memory/1996-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1996-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1996-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1996-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1996-153-0x00000000032C0000-0x0000000003313000-memory.dmp

    Filesize

    332KB

  • memory/1996-152-0x00000000032C0000-0x0000000003313000-memory.dmp

    Filesize

    332KB

  • memory/1996-151-0x00000000032C0000-0x0000000003313000-memory.dmp

    Filesize

    332KB

  • memory/2600-29-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2600-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2600-41-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/2600-158-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2600-61-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2600-104-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2600-71-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/2600-90-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2600-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2600-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2600-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2600-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2600-80-0x0000000000350000-0x0000000000352000-memory.dmp

    Filesize

    8KB

  • memory/2600-81-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2600-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2600-93-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2600-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2600-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB