Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01/12/2024, 22:13

General

  • Target

    1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe

  • Size

    90KB

  • MD5

    6c9edf4ef86739c3ffa917a861cf6dcb

  • SHA1

    6392dbc07f5a6d422cbca431dffe39b89b28f9aa

  • SHA256

    1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912

  • SHA512

    f3e60615290495eedf983a82f5e006783981228b04dac4b6493ad2b94475dceb51930b60b6848a0932acbca1b85a66b099c27d20db96820fe081c6cf17cc93e8

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDj:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3h

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 22 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\1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe
    "C:\Users\Admin\AppData\Local\Temp\1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2120
    • C:\Users\Admin\AppData\Local\Temp\1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe
      "C:\Users\Admin\AppData\Local\Temp\1f2853bfe42010331e924cefe073df4a1e0d01bff3a6aab54c3f36de698dc912.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2640
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\IHUBK.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1464
        • 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:2828
      • 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:2024
        • 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:1748
        • 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:3036

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    c72bcf2fc67d348e95ec41a60ba461c1

    SHA1

    318048c3715b99a440ba745ee28673dc4c97bd8c

    SHA256

    fbae529adb9b6ba55641d8f326673562aa23f78103aa67645e81032a04c404c0

    SHA512

    c41b88e8f8b87fc0bdfc981ff7c3b04dfd9e3053aca6b3030ee3111cde7ab2cc8d6e2ffdf532574797c2e5c723a95afe34f1a6418334039ff04e21770523b71f

  • memory/1748-262-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1748-255-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2024-258-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2024-157-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2024-167-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2024-214-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2024-178-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/2024-151-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2120-41-0x0000000000460000-0x0000000000461000-memory.dmp

    Filesize

    4KB

  • memory/2120-91-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2120-102-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2120-15-0x00000000003C0000-0x00000000003C1000-memory.dmp

    Filesize

    4KB

  • memory/2120-5-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2120-3-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2120-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2120-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2120-81-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2120-79-0x00000000004E0000-0x00000000004E2000-memory.dmp

    Filesize

    8KB

  • memory/2120-71-0x00000000004C0000-0x00000000004C1000-memory.dmp

    Filesize

    4KB

  • memory/2120-61-0x00000000004A0000-0x00000000004A1000-memory.dmp

    Filesize

    4KB

  • memory/2120-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2120-29-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/2120-84-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2120-107-0x0000000002690000-0x00000000026E3000-memory.dmp

    Filesize

    332KB

  • memory/2640-148-0x0000000000760000-0x00000000007B3000-memory.dmp

    Filesize

    332KB

  • memory/2640-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2640-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2640-147-0x0000000000760000-0x00000000007B3000-memory.dmp

    Filesize

    332KB

  • memory/2640-154-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2640-149-0x0000000000760000-0x00000000007B3000-memory.dmp

    Filesize

    332KB

  • memory/2640-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2640-92-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2640-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2640-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2640-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2640-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2640-98-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2640-254-0x0000000000760000-0x00000000007B3000-memory.dmp

    Filesize

    332KB

  • memory/2640-253-0x0000000000760000-0x00000000007B3000-memory.dmp

    Filesize

    332KB

  • memory/2640-252-0x0000000000760000-0x00000000007B3000-memory.dmp

    Filesize

    332KB

  • memory/2640-246-0x0000000000760000-0x00000000007B3000-memory.dmp

    Filesize

    332KB

  • memory/3036-256-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/3036-263-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB