Analysis

  • max time kernel
    119s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18-12-2024 01:18

General

  • Target

    8ac68e128f671bc4427e7dffd852cf4d53c7a7f97b4b1da415d6a4c165929511N.exe

  • Size

    90KB

  • MD5

    c25cef5c8a65ef41bb276e24d0a4c0e0

  • SHA1

    e6e2b08d0b5d4605b2a4ed5da2e403ba53af6f56

  • SHA256

    8ac68e128f671bc4427e7dffd852cf4d53c7a7f97b4b1da415d6a4c165929511

  • SHA512

    f1c125ebb39fe43e3fb0c9a05a51430b60175d0843d52d4df74b8658f41731943c4ce6763558e9d3ae622258e4e342914a32e7b870cc7ca5386930b18ef40bf7

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDB: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\8ac68e128f671bc4427e7dffd852cf4d53c7a7f97b4b1da415d6a4c165929511N.exe
    "C:\Users\Admin\AppData\Local\Temp\8ac68e128f671bc4427e7dffd852cf4d53c7a7f97b4b1da415d6a4c165929511N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2684
    • C:\Users\Admin\AppData\Local\Temp\8ac68e128f671bc4427e7dffd852cf4d53c7a7f97b4b1da415d6a4c165929511N.exe
      "C:\Users\Admin\AppData\Local\Temp\8ac68e128f671bc4427e7dffd852cf4d53c7a7f97b4b1da415d6a4c165929511N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2884
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\AXLMI.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2416
        • 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:1508
      • 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:2004
        • 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:1168
        • 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:1700

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    aaa0aa36eed6f0575efaeca0c4b66ea6

    SHA1

    29ddca518e3e868953a45d4305d08077d2a5f263

    SHA256

    23715aeb12220fabcd99bad769e680a521796e8c4cc8c2289abe8fa94d548f4a

    SHA512

    4320662a3fe357da372bc99a6880cb8211244662d6928d5ca959004f43f7fe066d32859d9b1607f1f3f11d7ae5b6069fd61d7a444b2a80effa0ad800776d318d

  • memory/1168-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1700-264-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1700-257-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2004-169-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2004-180-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2004-253-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2004-247-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2004-159-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/2684-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2684-102-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2684-81-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2684-79-0x0000000000360000-0x0000000000362000-memory.dmp

    Filesize

    8KB

  • memory/2684-78-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2684-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2684-70-0x0000000000340000-0x0000000000341000-memory.dmp

    Filesize

    4KB

  • memory/2684-60-0x0000000000320000-0x0000000000321000-memory.dmp

    Filesize

    4KB

  • memory/2684-40-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/2684-28-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2684-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2684-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2684-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2684-91-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2684-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2684-155-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2884-226-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/2884-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2884-135-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/2884-149-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/2884-148-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/2884-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2884-156-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2884-98-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2884-150-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/2884-151-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/2884-256-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2884-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2884-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2884-221-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/2884-216-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/2884-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2884-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2884-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2884-92-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB