Analysis

  • max time kernel
    58s
  • 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 19:51

General

  • Target

    e1089dab5b08d453907f0ecb076ab5283e280d7fbdc400cee614692942d6d185.exe

  • Size

    90KB

  • MD5

    1f273bfa8a335f54de79cb18ebe3455e

  • SHA1

    1d1d7f5b44c7d7137de6ced634686fd5af2b623b

  • SHA256

    e1089dab5b08d453907f0ecb076ab5283e280d7fbdc400cee614692942d6d185

  • SHA512

    7b05d69a8023a5007843087a4b58596595b83f04b961f212b2915d72880d1a900430b53a0a8138834837df39fcf4a71b742f36eb2fa18af4e095b33672294be9

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD1:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3v

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 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 28 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e1089dab5b08d453907f0ecb076ab5283e280d7fbdc400cee614692942d6d185.exe
    "C:\Users\Admin\AppData\Local\Temp\e1089dab5b08d453907f0ecb076ab5283e280d7fbdc400cee614692942d6d185.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2340
    • C:\Users\Admin\AppData\Local\Temp\e1089dab5b08d453907f0ecb076ab5283e280d7fbdc400cee614692942d6d185.exe
      "C:\Users\Admin\AppData\Local\Temp\e1089dab5b08d453907f0ecb076ab5283e280d7fbdc400cee614692942d6d185.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2868
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\BOESO.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1840
        • 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:1000
      • 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:1060
        • 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:1940
        • 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:3068

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    18fc06230177b871b537398c68bd52f1

    SHA1

    121088b7f76f7494f7fcd764a93305f45dfe2938

    SHA256

    49ef14592e08441ae0188f2210efd5e09ffe741914401113baa5b502518c25f0

    SHA512

    b6d82e59f2a1df053a4b7cdbab7491be7d4323ed76dc696ae267ee7a633d94a12e22720b37f3baf4c3ec3bdfd505ad89a33714a308eea067d2681776b9c842cf

  • memory/1060-255-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1060-159-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB

  • memory/1060-169-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/1060-231-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1060-180-0x0000000000600000-0x0000000000601000-memory.dmp

    Filesize

    4KB

  • memory/1060-152-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1940-262-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1940-248-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2340-105-0x0000000002710000-0x0000000002763000-memory.dmp

    Filesize

    332KB

  • memory/2340-93-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2340-108-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2340-5-0x0000000000320000-0x0000000000321000-memory.dmp

    Filesize

    4KB

  • memory/2340-3-0x0000000000320000-0x0000000000321000-memory.dmp

    Filesize

    4KB

  • memory/2340-16-0x00000000003C0000-0x00000000003C1000-memory.dmp

    Filesize

    4KB

  • memory/2340-14-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2340-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2340-88-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2340-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2340-80-0x0000000002530000-0x0000000002532000-memory.dmp

    Filesize

    8KB

  • memory/2340-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2340-71-0x0000000002510000-0x0000000002511000-memory.dmp

    Filesize

    4KB

  • memory/2340-61-0x0000000001E10000-0x0000000001E11000-memory.dmp

    Filesize

    4KB

  • memory/2340-29-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/2340-41-0x0000000001D90000-0x0000000001D91000-memory.dmp

    Filesize

    4KB

  • memory/2340-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2340-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2868-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2868-230-0x0000000003190000-0x00000000031E3000-memory.dmp

    Filesize

    332KB

  • memory/2868-151-0x0000000003190000-0x00000000031E3000-memory.dmp

    Filesize

    332KB

  • memory/2868-156-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2868-153-0x0000000003190000-0x00000000031E3000-memory.dmp

    Filesize

    332KB

  • memory/2868-111-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2868-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2868-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2868-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2868-258-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2868-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2868-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2868-252-0x0000000003190000-0x00000000031E3000-memory.dmp

    Filesize

    332KB

  • memory/2868-100-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3068-253-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/3068-265-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB