Analysis

  • max time kernel
    192s
  • max time network
    220s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-11-2022 13:56

General

  • Target

    b0b885d27dfdb7d0f695985db06553a7ce2db2a967fe7092d75675a08049befe.exe

  • Size

    192KB

  • MD5

    7c417ad243871bc6419878e3063875b6

  • SHA1

    0c86d8dc5e638a39b654acc72747dc182a20caec

  • SHA256

    b0b885d27dfdb7d0f695985db06553a7ce2db2a967fe7092d75675a08049befe

  • SHA512

    8604f69e7da7dbedcf706192661431c194d80decaf28284ca9014a6fb072d6af405579d82f769f2058e3cd1c3f5d09684101a78b798d2161af7e638b706b1a59

  • SSDEEP

    3072:0QaHPTRd51hQzvDsrh9aQnyT5zZhR+QmJm26LZg/ljDc8XSjbOrObfP:+PT351qT4r/aQnyiJn66/tqX

Malware Config

Signatures

  • NetWire RAT payload 6 IoCs
  • Netwire

    Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b0b885d27dfdb7d0f695985db06553a7ce2db2a967fe7092d75675a08049befe.exe
    "C:\Users\Admin\AppData\Local\Temp\b0b885d27dfdb7d0f695985db06553a7ce2db2a967fe7092d75675a08049befe.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1304
    • C:\Users\Admin\AppData\Local\Temp\b0b885d27dfdb7d0f695985db06553a7ce2db2a967fe7092d75675a08049befe.exe
      "C:\Users\Admin\AppData\Local\Temp\b0b885d27dfdb7d0f695985db06553a7ce2db2a967fe7092d75675a08049befe.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2636
      • C:\Users\Admin\AppData\Roaming\Install\Host.exe
        "C:\Users\Admin\AppData\Roaming\Install\Host.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1132
        • C:\Users\Admin\AppData\Roaming\Install\Host.exe
          "C:\Users\Admin\AppData\Roaming\Install\Host.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          PID:4836

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\Install\Host.exe
    Filesize

    192KB

    MD5

    7c417ad243871bc6419878e3063875b6

    SHA1

    0c86d8dc5e638a39b654acc72747dc182a20caec

    SHA256

    b0b885d27dfdb7d0f695985db06553a7ce2db2a967fe7092d75675a08049befe

    SHA512

    8604f69e7da7dbedcf706192661431c194d80decaf28284ca9014a6fb072d6af405579d82f769f2058e3cd1c3f5d09684101a78b798d2161af7e638b706b1a59

  • C:\Users\Admin\AppData\Roaming\Install\Host.exe
    Filesize

    192KB

    MD5

    7c417ad243871bc6419878e3063875b6

    SHA1

    0c86d8dc5e638a39b654acc72747dc182a20caec

    SHA256

    b0b885d27dfdb7d0f695985db06553a7ce2db2a967fe7092d75675a08049befe

    SHA512

    8604f69e7da7dbedcf706192661431c194d80decaf28284ca9014a6fb072d6af405579d82f769f2058e3cd1c3f5d09684101a78b798d2161af7e638b706b1a59

  • C:\Users\Admin\AppData\Roaming\Install\Host.exe
    Filesize

    192KB

    MD5

    7c417ad243871bc6419878e3063875b6

    SHA1

    0c86d8dc5e638a39b654acc72747dc182a20caec

    SHA256

    b0b885d27dfdb7d0f695985db06553a7ce2db2a967fe7092d75675a08049befe

    SHA512

    8604f69e7da7dbedcf706192661431c194d80decaf28284ca9014a6fb072d6af405579d82f769f2058e3cd1c3f5d09684101a78b798d2161af7e638b706b1a59

  • memory/1132-140-0x0000000000000000-mapping.dmp
  • memory/1304-134-0x0000000002C10000-0x0000000002C16000-memory.dmp
    Filesize

    24KB

  • memory/1304-136-0x0000000002C10000-0x0000000002C16000-memory.dmp
    Filesize

    24KB

  • memory/2636-135-0x0000000000000000-mapping.dmp
  • memory/2636-137-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2636-138-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2636-139-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/4836-145-0x0000000000000000-mapping.dmp
  • memory/4836-149-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB