Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    10/01/2024, 04:36

General

  • Target

    4f993bfaf9966c5521f3ebe21d1ad6d6.exe

  • Size

    561KB

  • MD5

    4f993bfaf9966c5521f3ebe21d1ad6d6

  • SHA1

    78920a2e07065b5344459aacf5bbc956d7b93165

  • SHA256

    6b2b444ceaeae71822fa96af46e16c4227876be7e176934a857e2999025f0870

  • SHA512

    3bc1fc5dff58d69b0f17cb994ae68773f7c24a70bc140fdf630d12dbd54f1324e159642bf205072b0294d7d953ce868debb0c6a2eb9a4fd4e041e0e20664fe6d

  • SSDEEP

    12288:PM9p+gczyhNSvRbBQHR4qz91hI0zSaNsvz+yuWDVId21NaI+E8tyvX5La+NcphyQ:PBNAhyjH44lWKSMftcL1My

Malware Config

Extracted

Family

netwire

C2

194.5.97.220:3387

194.5.97.220:3389

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

    stanlow02

  • registry_autorun

    false

  • use_mutex

    false

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.

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

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

  • Program crash 1 IoCs
  • 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\4f993bfaf9966c5521f3ebe21d1ad6d6.exe
    "C:\Users\Admin\AppData\Local\Temp\4f993bfaf9966c5521f3ebe21d1ad6d6.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2992
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\yHmqWJg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9C9D.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2856
    • C:\Users\Admin\AppData\Local\Temp\4f993bfaf9966c5521f3ebe21d1ad6d6.exe
      "{path}"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2816
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2816 -s 140
    1⤵
    • Program crash
    PID:2656

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp9C9D.tmp

    Filesize

    1KB

    MD5

    bfd3cca4a444e8ca009a7c722dce71d7

    SHA1

    89fccdd31d4cd2827ffa57ed12fac084490c1f26

    SHA256

    37feee871e233534d6fcbd5e54b9d769c912a5d2770b357a3019ad10fe7659aa

    SHA512

    da11956938a45a95acd7668555aee9f160979c557469168a199fa84e52e98d457bd8497320d834329489e322401ad5282e068b34d3b6082c43c81275848e1b49

  • memory/2816-15-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2816-16-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2816-11-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2816-23-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2816-13-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2816-14-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2816-21-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2816-17-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2816-18-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2816-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2992-4-0x0000000074B90000-0x000000007527E000-memory.dmp

    Filesize

    6.9MB

  • memory/2992-2-0x0000000004E70000-0x0000000004EB0000-memory.dmp

    Filesize

    256KB

  • memory/2992-1-0x0000000074B90000-0x000000007527E000-memory.dmp

    Filesize

    6.9MB

  • memory/2992-7-0x0000000000B80000-0x0000000000BCC000-memory.dmp

    Filesize

    304KB

  • memory/2992-0-0x0000000001100000-0x0000000001192000-memory.dmp

    Filesize

    584KB

  • memory/2992-6-0x0000000004950000-0x00000000049E6000-memory.dmp

    Filesize

    600KB

  • memory/2992-5-0x0000000004E70000-0x0000000004EB0000-memory.dmp

    Filesize

    256KB

  • memory/2992-3-0x0000000000350000-0x0000000000358000-memory.dmp

    Filesize

    32KB

  • memory/2992-24-0x0000000074B90000-0x000000007527E000-memory.dmp

    Filesize

    6.9MB