Analysis

  • max time kernel
    147s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    12-11-2022 21:23

General

  • Target

    Proof of Payment.exe

  • Size

    877KB

  • MD5

    1eaf48539b671bc8ba206d8ceeb3952e

  • SHA1

    f007edf43a655309ca415c6451d95c20cd80ed47

  • SHA256

    fe7f4532e262c755c8d9b5cfda2e56bbe4ec4c53d4ec492cd26ae599065b8956

  • SHA512

    ee410c83b2e8d3ead4f16fceaae27a93bbe50991dec6e62093d4146340300d662b39d956135dc8e9e172251c2494b4589dc80c1839e7df727fee2dfca54c0486

  • SSDEEP

    24576:HmsmYmsmSvzeda9HSCFvuAadyxpliRMb+3io3F93B:HmsmYmsm8vHXFGAadyEmb+SoV9

Malware Config

Extracted

Family

netwire

C2

212.193.30.230:3363

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@2

  • registry_autorun

    false

  • use_mutex

    false

Signatures

  • NetWire RAT payload 8 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.

  • 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Proof of Payment.exe
    "C:\Users\Admin\AppData\Local\Temp\Proof of Payment.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1052
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\LqfdYnO.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1652
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LqfdYnO" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAB1F.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1168
    • C:\Users\Admin\AppData\Local\Temp\Proof of Payment.exe
      "C:\Users\Admin\AppData\Local\Temp\Proof of Payment.exe"
      2⤵
        PID:288

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmpAB1F.tmp
      Filesize

      1KB

      MD5

      568b245dbd6201fb914d3ac576d3df30

      SHA1

      018abe599c44713f302231df13cf674f66637b88

      SHA256

      fc63989c28cd8eb212f0a353d0a84e6f4fc2fca1489d61cdfc2eb95d00a7465b

      SHA512

      c06f4b2aa8e8246b3f820321b71149870c3b0cdfd9b55e91c0e85299558c401a99a7e90c5b22b25a02f8c76988c7ebe7c756dcaf39e291457073100e96f922e7

    • memory/288-73-0x0000000000400000-0x0000000000433000-memory.dmp
      Filesize

      204KB

    • memory/288-71-0x0000000000400000-0x0000000000433000-memory.dmp
      Filesize

      204KB

    • memory/288-64-0x0000000000400000-0x0000000000433000-memory.dmp
      Filesize

      204KB

    • memory/288-79-0x0000000000400000-0x0000000000433000-memory.dmp
      Filesize

      204KB

    • memory/288-67-0x0000000000400000-0x0000000000433000-memory.dmp
      Filesize

      204KB

    • memory/288-75-0x000000000040242D-mapping.dmp
    • memory/288-74-0x0000000000400000-0x0000000000433000-memory.dmp
      Filesize

      204KB

    • memory/288-65-0x0000000000400000-0x0000000000433000-memory.dmp
      Filesize

      204KB

    • memory/288-70-0x0000000000400000-0x0000000000433000-memory.dmp
      Filesize

      204KB

    • memory/288-78-0x0000000000400000-0x0000000000433000-memory.dmp
      Filesize

      204KB

    • memory/288-69-0x0000000000400000-0x0000000000433000-memory.dmp
      Filesize

      204KB

    • memory/1052-63-0x0000000005330000-0x000000000536A000-memory.dmp
      Filesize

      232KB

    • memory/1052-56-0x00000000009B0000-0x00000000009C8000-memory.dmp
      Filesize

      96KB

    • memory/1052-54-0x0000000000A20000-0x0000000000B02000-memory.dmp
      Filesize

      904KB

    • memory/1052-55-0x0000000075931000-0x0000000075933000-memory.dmp
      Filesize

      8KB

    • memory/1052-58-0x0000000005190000-0x0000000005204000-memory.dmp
      Filesize

      464KB

    • memory/1052-57-0x0000000000570000-0x000000000057C000-memory.dmp
      Filesize

      48KB

    • memory/1168-60-0x0000000000000000-mapping.dmp
    • memory/1652-80-0x00000000746A0000-0x0000000074C4B000-memory.dmp
      Filesize

      5.7MB

    • memory/1652-59-0x0000000000000000-mapping.dmp