Analysis

  • max time kernel
    119s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    02-11-2024 11:07

General

  • Target

    5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe

  • Size

    90KB

  • MD5

    75188e65b37cbc9cb991eb06e20f6ed0

  • SHA1

    d7e3ff84bb649114ab39a6f2a86e7d1a55a00f49

  • SHA256

    5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9

  • SHA512

    c34a8e2195022e587dbfb20f4b0a03d0d14e3e5afe786bcec2e406d49fce681d4d870e38e11aafb72b67a351e3fcfecd5af4472f43bf337314ae4f3af39a8364

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y

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 24 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\5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe
    "C:\Users\Admin\AppData\Local\Temp\5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:776
    • C:\Users\Admin\AppData\Local\Temp\5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe
      "C:\Users\Admin\AppData\Local\Temp\5677bc2aab62f902335d3c43b58d57ffe12d61cd8e92e6426dced5075fbce7f9N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2560
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\QBDGR.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:640
        • 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:1240
      • 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:2444
        • 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:1332
        • 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:1760

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    475e68f2753d30f74c9ccb1ec6051aa3

    SHA1

    c9bb01f4d7595607924657ba295e82030c5f48d2

    SHA256

    8231012ea532d0abf562e64f658cf55508abc9ed55905b27d7acd529edf17432

    SHA512

    136c86653bb99d84ede68aa8a8e9cb94c27ea4f45f0b90580e4b9c4175ff28db9a0953146a03d4d07213c52eeda95c7d267155269f0725154e648b9bf8390479

  • memory/776-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/776-81-0x00000000004F0000-0x00000000004F2000-memory.dmp

    Filesize

    8KB

  • memory/776-20-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/776-93-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/776-86-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/776-3-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/776-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/776-5-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/776-103-0x0000000002400000-0x0000000002453000-memory.dmp

    Filesize

    332KB

  • memory/776-15-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/776-80-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/776-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/776-71-0x00000000004D0000-0x00000000004D1000-memory.dmp

    Filesize

    4KB

  • memory/776-61-0x00000000004B0000-0x00000000004B1000-memory.dmp

    Filesize

    4KB

  • memory/776-41-0x0000000000470000-0x0000000000471000-memory.dmp

    Filesize

    4KB

  • memory/776-111-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/776-28-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/776-37-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1332-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1760-263-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1760-251-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2444-169-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2444-180-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/2444-159-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/2444-231-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2444-253-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2560-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2560-138-0x0000000003210000-0x0000000003263000-memory.dmp

    Filesize

    332KB

  • memory/2560-152-0x0000000003210000-0x0000000003263000-memory.dmp

    Filesize

    332KB

  • memory/2560-151-0x0000000003210000-0x0000000003263000-memory.dmp

    Filesize

    332KB

  • memory/2560-156-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2560-100-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2560-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2560-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2560-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2560-214-0x0000000003210000-0x0000000003263000-memory.dmp

    Filesize

    332KB

  • memory/2560-110-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2560-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2560-256-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2560-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2560-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB