Analysis

  • max time kernel
    119s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21-12-2024 23:09

General

  • Target

    f59d5995ecaec1ae268cbab0c21e282a5e61adcc8971686d4369f9a86a84b452.exe

  • Size

    90KB

  • MD5

    3ae424ecb952260eb46df611b5c2443c

  • SHA1

    99b9156bb79417f4e1bbfa7b9d31bf167308478d

  • SHA256

    f59d5995ecaec1ae268cbab0c21e282a5e61adcc8971686d4369f9a86a84b452

  • SHA512

    081c610ded7ab204bd302a7330c6c6dddb8354d380d3a0b265c580689d89d93cd74ad41cd70b2bd60df57e781250ebd719050401a13927c3605ee1b3dba68f73

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDN:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3b

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 21 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\f59d5995ecaec1ae268cbab0c21e282a5e61adcc8971686d4369f9a86a84b452.exe
    "C:\Users\Admin\AppData\Local\Temp\f59d5995ecaec1ae268cbab0c21e282a5e61adcc8971686d4369f9a86a84b452.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1968
    • C:\Users\Admin\AppData\Local\Temp\f59d5995ecaec1ae268cbab0c21e282a5e61adcc8971686d4369f9a86a84b452.exe
      "C:\Users\Admin\AppData\Local\Temp\f59d5995ecaec1ae268cbab0c21e282a5e61adcc8971686d4369f9a86a84b452.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2600
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\JRISO.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2952
        • 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:824
      • 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:2812
        • 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:1328
        • 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:1688

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    3c3c196080a91ef05882de0971d7e618

    SHA1

    cb909a053b0cedf9f36b702fa9867862fd3d2a4b

    SHA256

    e15e8a0f99012183de3e01d3b1e0fe9f00a58269eea917fb251086f0513a8d60

    SHA512

    38d3a8bf9457dcdec9c04f81d255e5446c5e729953fdda3d1c3fd66318ab6baa145f03ba553c8ba1717ad0fa727d499c4e97b18c17f5477953b2d69801e17eb0

  • memory/1328-258-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1328-256-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1688-259-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1688-257-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1968-85-0x0000000000090000-0x0000000000190000-memory.dmp

    Filesize

    1024KB

  • memory/1968-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1968-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/1968-61-0x00000000004B0000-0x00000000004B1000-memory.dmp

    Filesize

    4KB

  • memory/1968-89-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1968-86-0x0000000000090000-0x0000000000190000-memory.dmp

    Filesize

    1024KB

  • memory/1968-29-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/1968-104-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1968-3-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/1968-5-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/1968-15-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB

  • memory/1968-79-0x0000000000500000-0x0000000000502000-memory.dmp

    Filesize

    8KB

  • memory/1968-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1968-71-0x00000000004D0000-0x00000000004D1000-memory.dmp

    Filesize

    4KB

  • memory/1968-41-0x0000000000470000-0x0000000000471000-memory.dmp

    Filesize

    4KB

  • memory/2600-146-0x0000000001E20000-0x0000000001E73000-memory.dmp

    Filesize

    332KB

  • memory/2600-151-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-92-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-96-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2600-145-0x0000000001E20000-0x0000000001E73000-memory.dmp

    Filesize

    332KB

  • memory/2600-144-0x0000000001E20000-0x0000000001E73000-memory.dmp

    Filesize

    332KB

  • memory/2600-143-0x0000000001E10000-0x0000000001E63000-memory.dmp

    Filesize

    332KB

  • memory/2600-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-255-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-90-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-213-0x0000000001E20000-0x0000000001E73000-memory.dmp

    Filesize

    332KB

  • memory/2600-210-0x0000000001E20000-0x0000000001E73000-memory.dmp

    Filesize

    332KB

  • memory/2600-209-0x0000000001E10000-0x0000000001E63000-memory.dmp

    Filesize

    332KB

  • memory/2600-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2812-214-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2812-252-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2812-164-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2812-175-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2812-154-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2812-148-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB