Analysis

  • max time kernel
    140s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/03/2024, 01:18

General

  • Target

    bf7751dab2b489bd1f3034b609779b4d.exe

  • Size

    998KB

  • MD5

    bf7751dab2b489bd1f3034b609779b4d

  • SHA1

    ee0f5a5fd0a29b06f7a6716ed261a3876541366f

  • SHA256

    ff2b159f4ca9611604db05a3ecc47311d64a08eeb157e023498b64543ba386e0

  • SHA512

    fa8efa576c55ea2f0b4b2a04907f8439d6a19dec7a3bc77e555417318bd12a29c12e0016b34b2fdb8d5b9c2293dc6c13823edab2ca3a2adef3081b1803cdf882

  • SSDEEP

    12288:ZcWqp30xRbKF8iFGCmjvXo3DK3PfLVw/dyZwcgslNMw0qhx9v6o4qGGWEhPTg8E9:nqpSQN2v4GHog/gslNMwvjSb3

Malware Config

Extracted

Family

netwire

C2

6790netwire.geekgalaxy.com:6790

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

    Password

  • registry_autorun

    false

  • use_mutex

    false

Signatures

  • NetWire RAT payload 4 IoCs
  • Netwire

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

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

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bf7751dab2b489bd1f3034b609779b4d.exe
    "C:\Users\Admin\AppData\Local\Temp\bf7751dab2b489bd1f3034b609779b4d.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4060
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RnBDprvAoboSqx" /XML "C:\Users\Admin\AppData\Local\Temp\tmp235D.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3592
    • C:\Users\Admin\AppData\Local\Temp\bf7751dab2b489bd1f3034b609779b4d.exe
      "C:\Users\Admin\AppData\Local\Temp\bf7751dab2b489bd1f3034b609779b4d.exe"
      2⤵
        PID:1796

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp235D.tmp

      Filesize

      1KB

      MD5

      af768be5bc47869c62d396fdd4469485

      SHA1

      359c292a2cf483101023fa110b395567322bb5c7

      SHA256

      2b1c304a5e7dbb7da95427f1406c13e7d3469beeb0afe3093ee098457ac8d361

      SHA512

      eb114f40ada034b6c6a6afb095bb85c16cf1bdb2d8d1974d93b38efda20d179c00ee9136016020ac5fe1c5226b91fed8397196e625b9c09d930231e5a824af79

    • memory/1796-24-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/1796-23-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/1796-21-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/1796-18-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/4060-8-0x0000000005B70000-0x0000000005B7C000-memory.dmp

      Filesize

      48KB

    • memory/4060-12-0x00000000016D0000-0x0000000001712000-memory.dmp

      Filesize

      264KB

    • memory/4060-7-0x00000000056F0000-0x00000000056FA000-memory.dmp

      Filesize

      40KB

    • memory/4060-0-0x0000000000B50000-0x0000000000C50000-memory.dmp

      Filesize

      1024KB

    • memory/4060-9-0x0000000074590000-0x0000000074D40000-memory.dmp

      Filesize

      7.7MB

    • memory/4060-10-0x00000000055E0000-0x00000000055F0000-memory.dmp

      Filesize

      64KB

    • memory/4060-11-0x0000000001610000-0x0000000001692000-memory.dmp

      Filesize

      520KB

    • memory/4060-6-0x00000000055E0000-0x00000000055F0000-memory.dmp

      Filesize

      64KB

    • memory/4060-5-0x0000000005850000-0x00000000058EC000-memory.dmp

      Filesize

      624KB

    • memory/4060-4-0x00000000057B0000-0x0000000005842000-memory.dmp

      Filesize

      584KB

    • memory/4060-3-0x000000000A0D0000-0x000000000A674000-memory.dmp

      Filesize

      5.6MB

    • memory/4060-22-0x0000000074590000-0x0000000074D40000-memory.dmp

      Filesize

      7.7MB

    • memory/4060-2-0x0000000007A90000-0x0000000007B24000-memory.dmp

      Filesize

      592KB

    • memory/4060-1-0x0000000074590000-0x0000000074D40000-memory.dmp

      Filesize

      7.7MB