Analysis

  • max time kernel
    20s
  • max time network
    23s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-10-2022 22:30

General

  • Target

    78258cd30bee8c94d94b4835d991c04c5a86b991eb6b25e38fb2835874010157.exe

  • Size

    293KB

  • MD5

    5090efbff6669644e61b70a6614e53b0

  • SHA1

    eac8dc59f54f265fa2e71a265c42299f34378034

  • SHA256

    78258cd30bee8c94d94b4835d991c04c5a86b991eb6b25e38fb2835874010157

  • SHA512

    ed8dc4df183e89fadaf2691a74822ee225893891a413164a9539c50da1fbcfdfd3b3b3fe497d31830d09e8eaa3bad1ef21d275ab56fa47a374a1a784c4d8ae49

  • SSDEEP

    6144:bpJXZO9tcfeMV8vOOrrN051yp2p6FEgN/hVvJy44ALvremUYDQctl:bP1feGIN054b5/vJyF0remUTI

Malware Config

Signatures

  • Imminent RAT

    Remote-access trojan based on Imminent Monitor remote admin software.

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\78258cd30bee8c94d94b4835d991c04c5a86b991eb6b25e38fb2835874010157.exe
    "C:\Users\Admin\AppData\Local\Temp\78258cd30bee8c94d94b4835d991c04c5a86b991eb6b25e38fb2835874010157.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1804
    • C:\Users\Admin\AppData\Local\Temp\78258cd30bee8c94d94b4835d991c04c5a86b991eb6b25e38fb2835874010157\78258cd30bee8c94d94b4835d991c04c5a86b991eb6b25e38fb2835874010157.exe
      "C:\Users\Admin\AppData\Local\Temp\78258cd30bee8c94d94b4835d991c04c5a86b991eb6b25e38fb2835874010157\78258cd30bee8c94d94b4835d991c04c5a86b991eb6b25e38fb2835874010157.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2232
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
        dw20.exe -x -s 1504
        3⤵
        • Drops file in Windows directory
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious use of AdjustPrivilegeToken
        PID:4136
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 1000 > Nul & Del "C:\Users\Admin\AppData\Local\Temp\78258cd30bee8c94d94b4835d991c04c5a86b991eb6b25e38fb2835874010157.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4084
      • C:\Windows\SysWOW64\PING.EXE
        ping 1.1.1.1 -n 1 -w 1000
        3⤵
        • Runs ping.exe
        PID:1996

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\78258cd30bee8c94d94b4835d991c04c5a86b991eb6b25e38fb2835874010157\78258cd30bee8c94d94b4835d991c04c5a86b991eb6b25e38fb2835874010157.exe

    Filesize

    293KB

    MD5

    5090efbff6669644e61b70a6614e53b0

    SHA1

    eac8dc59f54f265fa2e71a265c42299f34378034

    SHA256

    78258cd30bee8c94d94b4835d991c04c5a86b991eb6b25e38fb2835874010157

    SHA512

    ed8dc4df183e89fadaf2691a74822ee225893891a413164a9539c50da1fbcfdfd3b3b3fe497d31830d09e8eaa3bad1ef21d275ab56fa47a374a1a784c4d8ae49

  • C:\Users\Admin\AppData\Local\Temp\78258cd30bee8c94d94b4835d991c04c5a86b991eb6b25e38fb2835874010157\78258cd30bee8c94d94b4835d991c04c5a86b991eb6b25e38fb2835874010157.exe

    Filesize

    293KB

    MD5

    5090efbff6669644e61b70a6614e53b0

    SHA1

    eac8dc59f54f265fa2e71a265c42299f34378034

    SHA256

    78258cd30bee8c94d94b4835d991c04c5a86b991eb6b25e38fb2835874010157

    SHA512

    ed8dc4df183e89fadaf2691a74822ee225893891a413164a9539c50da1fbcfdfd3b3b3fe497d31830d09e8eaa3bad1ef21d275ab56fa47a374a1a784c4d8ae49

  • memory/1804-132-0x00000000752A0000-0x0000000075851000-memory.dmp

    Filesize

    5.7MB

  • memory/1804-137-0x00000000752A0000-0x0000000075851000-memory.dmp

    Filesize

    5.7MB

  • memory/2232-139-0x00000000752A0000-0x0000000075851000-memory.dmp

    Filesize

    5.7MB

  • memory/2232-140-0x00000000752A0000-0x0000000075851000-memory.dmp

    Filesize

    5.7MB