Analysis

  • max time kernel
    41s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    17-11-2022 16:23

General

  • Target

    tmp.exe

  • Size

    7KB

  • MD5

    27a275b9237315ba8278c5a5c21535a5

  • SHA1

    a029e26da504b3f2d8775f7b0592cca298aa89b2

  • SHA256

    7f26ea3cb1e19751ee9ca317c3b13d44f3877ede7e162e16172c2eced25f21d7

  • SHA512

    8c29a96c5ae1b4690d1f4f5ac348f65144e32235865e69c84c448ec78c837951ecedc2d2dc6adc0b1c5d7b5bbb5d7cd7b6b21134120ce775e11b7df9bc74d56b

  • SSDEEP

    192:p9OSsMuPtyvkusLBkGYM9xyXAVxVwy75HjXEjdtG:p9OSszP48usLiVM9Qej5bodt

Malware Config

Extracted

Family

netwire

C2

212.193.30.230:3363

212.193.30.230:3362

Attributes
  • activex_autorun

    false

  • copy_executable

    false

  • delete_original

    false

  • host_id

    HostId-%Rand%

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    false

  • offline_keylogger

    true

  • password

    Cantbeme@1

  • registry_autorun

    false

  • use_mutex

    false

Signatures

  • NetWire RAT payload 9 IoCs
  • Netwire

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1712
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping google.com
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1904
      • C:\Windows\SysWOW64\PING.EXE
        ping google.com
        3⤵
        • Runs ping.exe
        PID:868
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQAwAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:692
    • C:\Users\Admin\AppData\Local\Temp\tmp.exe
      C:\Users\Admin\AppData\Local\Temp\tmp.exe
      2⤵
        PID:1104

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/692-59-0x0000000000000000-mapping.dmp

    • memory/692-62-0x000000006E5A0000-0x000000006EB4B000-memory.dmp

      Filesize

      5.7MB

    • memory/692-61-0x000000006E5A0000-0x000000006EB4B000-memory.dmp

      Filesize

      5.7MB

    • memory/868-57-0x0000000000000000-mapping.dmp

    • memory/1104-72-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/1104-73-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/1104-79-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/1104-78-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/1104-63-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/1104-70-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/1104-77-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/1104-64-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/1104-69-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/1104-74-0x000000000040242D-mapping.dmp

    • memory/1104-68-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/1104-66-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/1712-58-0x000000000CA80000-0x000000000CC98000-memory.dmp

      Filesize

      2.1MB

    • memory/1712-54-0x0000000000F80000-0x0000000000F88000-memory.dmp

      Filesize

      32KB

    • memory/1712-55-0x0000000075591000-0x0000000075593000-memory.dmp

      Filesize

      8KB

    • memory/1904-56-0x0000000000000000-mapping.dmp