Analysis

  • max time kernel
    119s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13-01-2025 15:20

General

  • Target

    4da1440a5e475821b23c7f8ed8b6094f15779f040e1fa1a9855fd52459aaa2aeN.exe

  • Size

    90KB

  • MD5

    78ae654e731ebc6a6a2539b2e7060a50

  • SHA1

    a4596672424d5820af9fb73b58a36c03979b817f

  • SHA256

    4da1440a5e475821b23c7f8ed8b6094f15779f040e1fa1a9855fd52459aaa2ae

  • SHA512

    b46e15d1f934656c0e084c0ebeb4e800e4139b8dd00674a6cdfb69b11dedbb74ce76fbea7a600d3d6450b38eea967b0270ab47553c91792daa439a2541943e59

  • 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 25 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\4da1440a5e475821b23c7f8ed8b6094f15779f040e1fa1a9855fd52459aaa2aeN.exe
    "C:\Users\Admin\AppData\Local\Temp\4da1440a5e475821b23c7f8ed8b6094f15779f040e1fa1a9855fd52459aaa2aeN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1240
    • C:\Users\Admin\AppData\Local\Temp\4da1440a5e475821b23c7f8ed8b6094f15779f040e1fa1a9855fd52459aaa2aeN.exe
      "C:\Users\Admin\AppData\Local\Temp\4da1440a5e475821b23c7f8ed8b6094f15779f040e1fa1a9855fd52459aaa2aeN.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2628
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\AMSXJ.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1940
        • 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:2520
      • 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:1260
        • 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:624
        • 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:1324

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    4e47095a81e2f9fc75eaaa43d29e86b7

    SHA1

    ed3a0ee1b82b7dd501fe727f545d0e25d05ac7f0

    SHA256

    78dee6a7526c80069bb982b8329171a63c83024aa8a14904f72b19070f6be88e

    SHA512

    253e6c87cc9026edefdb54c5745bc69e6bc323a8f0775ee84d0bac17a67a364c031f420fc8f8353ebc02f2bd7db5f57e35fdb709da6d61260cb2be49dc95988d

  • memory/624-266-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1240-60-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/1240-5-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/1240-91-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1240-84-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1240-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1240-81-0x0000000000490000-0x0000000000492000-memory.dmp

    Filesize

    8KB

  • memory/1240-80-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1240-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1240-71-0x0000000000470000-0x0000000000471000-memory.dmp

    Filesize

    4KB

  • memory/1240-112-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1240-31-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/1240-109-0x0000000002630000-0x0000000002683000-memory.dmp

    Filesize

    332KB

  • memory/1240-108-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1240-3-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/1240-94-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1240-15-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/1240-40-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/1240-27-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/1240-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1240-62-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1260-258-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1260-183-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/1260-172-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/1260-225-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1260-162-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/1324-267-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1324-257-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2628-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2628-221-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB

  • memory/2628-154-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB

  • memory/2628-153-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB

  • memory/2628-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2628-139-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB

  • memory/2628-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2628-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2628-222-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB

  • memory/2628-155-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB

  • memory/2628-218-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB

  • memory/2628-217-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB

  • memory/2628-101-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2628-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2628-99-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2628-152-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB

  • memory/2628-265-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2628-110-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2628-159-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB