Analysis

  • max time kernel
    145s
  • max time network
    67s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 21:10

General

  • Target

    e896165969317e3ed1c1595d52a44cc70241b784176db485497133059562f29f.exe

  • Size

    632KB

  • MD5

    06e73af160595e9fd8bbbd8148383822

  • SHA1

    0bd1076636895974c6d3a68bb909401ad3a4af5a

  • SHA256

    e896165969317e3ed1c1595d52a44cc70241b784176db485497133059562f29f

  • SHA512

    8dd8bb15328d519cab51923ed8cad4a27ec16ad5c08c96ba9e9777effd97356fec8d262be152c331afe50690ec7574a0d8ffa2373ff6168b3291f4878e718ff9

  • SSDEEP

    12288:YHLUMuiv9RgfSjAzRtyQpxrlcyfpZ1e+gWvr4PNqGIk:itARXvruKZ1e+gWviwk

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • UAC bypass 3 TTPs 1 IoCs
  • ModiLoader Second Stage 15 IoCs
  • Executes dropped EXE 2 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • AutoIT Executable 2 IoCs

    AutoIT scripts compiled to PE executables.

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

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

  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e896165969317e3ed1c1595d52a44cc70241b784176db485497133059562f29f.exe
    "C:\Users\Admin\AppData\Local\Temp\e896165969317e3ed1c1595d52a44cc70241b784176db485497133059562f29f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1184
    • C:\Users\Admin\AppData\Local\Temp\e896165969317e3ed1c1595d52a44cc70241b784176db485497133059562f29f.exe
      "C:\Users\Admin\AppData\Local\Temp\e896165969317e3ed1c1595d52a44cc70241b784176db485497133059562f29f.exe"
      2⤵
      • Checks whether UAC is enabled
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1948
      • C:\Windows\mstwain32.exe
        "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\e896165969317e3ed1c1595d52a44cc70241b784176db485497133059562f29f.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:360
        • C:\Windows\mstwain32.exe
          "C:\Windows\mstwain32.exe"
          4⤵
          • UAC bypass
          • Executes dropped EXE
          • Adds Run key to start application
          • Checks whether UAC is enabled
          • Drops file in Windows directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • System policy modification
          PID:1352
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2024

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\mstwain32.exe

    Filesize

    632KB

    MD5

    06e73af160595e9fd8bbbd8148383822

    SHA1

    0bd1076636895974c6d3a68bb909401ad3a4af5a

    SHA256

    e896165969317e3ed1c1595d52a44cc70241b784176db485497133059562f29f

    SHA512

    8dd8bb15328d519cab51923ed8cad4a27ec16ad5c08c96ba9e9777effd97356fec8d262be152c331afe50690ec7574a0d8ffa2373ff6168b3291f4878e718ff9

  • C:\Windows\mstwain32.exe

    Filesize

    632KB

    MD5

    06e73af160595e9fd8bbbd8148383822

    SHA1

    0bd1076636895974c6d3a68bb909401ad3a4af5a

    SHA256

    e896165969317e3ed1c1595d52a44cc70241b784176db485497133059562f29f

    SHA512

    8dd8bb15328d519cab51923ed8cad4a27ec16ad5c08c96ba9e9777effd97356fec8d262be152c331afe50690ec7574a0d8ffa2373ff6168b3291f4878e718ff9

  • C:\Windows\mstwain32.exe

    Filesize

    632KB

    MD5

    06e73af160595e9fd8bbbd8148383822

    SHA1

    0bd1076636895974c6d3a68bb909401ad3a4af5a

    SHA256

    e896165969317e3ed1c1595d52a44cc70241b784176db485497133059562f29f

    SHA512

    8dd8bb15328d519cab51923ed8cad4a27ec16ad5c08c96ba9e9777effd97356fec8d262be152c331afe50690ec7574a0d8ffa2373ff6168b3291f4878e718ff9

  • memory/360-94-0x0000000000400000-0x00000000004DA000-memory.dmp

    Filesize

    872KB

  • memory/360-75-0x0000000000000000-mapping.dmp

  • memory/1184-71-0x0000000000400000-0x00000000004DA000-memory.dmp

    Filesize

    872KB

  • memory/1184-55-0x0000000000400000-0x00000000004DA000-memory.dmp

    Filesize

    872KB

  • memory/1184-54-0x0000000074BB1000-0x0000000074BB3000-memory.dmp

    Filesize

    8KB

  • memory/1352-91-0x0000000000000000-mapping.dmp

  • memory/1352-101-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1352-100-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1352-99-0x00000000009E0000-0x00000000009EE000-memory.dmp

    Filesize

    56KB

  • memory/1352-98-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1948-59-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1948-74-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1948-61-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1948-63-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1948-57-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1948-56-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1948-73-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1948-70-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1948-96-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1948-68-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1948-69-0x0000000000430464-mapping.dmp

  • memory/1948-66-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1948-64-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB