Analysis

  • max time kernel
    119s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    18-12-2024 08:10

General

  • Target

    864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe

  • Size

    90KB

  • MD5

    a249b5424100b14825c9428908921470

  • SHA1

    193d7cf356045e8cf89dd0d6fe36aadf4bdb0184

  • SHA256

    864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6

  • SHA512

    0aa9be19cca49c0ced44590abf32354d6005cbad7c1a9c32389436e5a911117b6fbf7ee3e4cd8448f9d32c652de85743666c281e36dcca2e88b8c635abaabf0d

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDL: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 23 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\864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe
    "C:\Users\Admin\AppData\Local\Temp\864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2500
    • C:\Users\Admin\AppData\Local\Temp\864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe
      "C:\Users\Admin\AppData\Local\Temp\864c9b7d4e87951d8955fc33790815f0d3150800eaf4a4b5844f3c706f8fbca6N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2568
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\AONIR.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1636
        • 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:1892
      • 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:1852
        • 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:1256
        • 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:2028

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    90fb5dac8d5167aab1eed8140b5e723c

    SHA1

    30a538e00bb20e04c87a64ade9f9ebc4d0c037aa

    SHA256

    2df4988efc5aaf3bdbd7bd77ccbe07511e0235a64750c690b96ad575e51e92e1

    SHA512

    f31b144ce4df2e67370868539f9cf28810a93a313d7766fab6eab3ce26515deb2778da20b11e331bf5f43ce0d058b686c54d5f305571fa4bdee5f17db3e17bdf

  • memory/1256-259-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1852-216-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1852-178-0x00000000002C0000-0x00000000002C1000-memory.dmp

    Filesize

    4KB

  • memory/1852-167-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/1852-157-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/1852-252-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2028-262-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2028-248-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2500-29-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/2500-41-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/2500-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2500-80-0x00000000003F0000-0x00000000003F2000-memory.dmp

    Filesize

    8KB

  • memory/2500-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2500-71-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/2500-89-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2500-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2500-61-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/2500-93-0x0000000002660000-0x00000000026B3000-memory.dmp

    Filesize

    332KB

  • memory/2500-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2500-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2500-15-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/2500-106-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2500-17-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2500-3-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2500-5-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2568-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2568-149-0x00000000030E0000-0x0000000003133000-memory.dmp

    Filesize

    332KB

  • memory/2568-148-0x00000000030E0000-0x0000000003133000-memory.dmp

    Filesize

    332KB

  • memory/2568-154-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2568-150-0x00000000030E0000-0x0000000003133000-memory.dmp

    Filesize

    332KB

  • memory/2568-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2568-215-0x00000000030E0000-0x0000000003133000-memory.dmp

    Filesize

    332KB

  • memory/2568-212-0x00000000030E0000-0x0000000003133000-memory.dmp

    Filesize

    332KB

  • memory/2568-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2568-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2568-100-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2568-256-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2568-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2568-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2568-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB