Analysis

  • max time kernel
    146s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 13:54

General

  • Target

    14a01c2daa9a77a0b404ed9094a9a6f72fbd5b2edbc4951830a53e9dcd270722.exe

  • Size

    202KB

  • MD5

    f9386f6557a8ea237b7c16620c87cdf5

  • SHA1

    2c6101e9af0fa4446ecf7981471058dc3fd2f3ff

  • SHA256

    14a01c2daa9a77a0b404ed9094a9a6f72fbd5b2edbc4951830a53e9dcd270722

  • SHA512

    e33a1bdb5cecbda7f69f88506dbe88156f983dcf792ca00bc6650566dfb4c0187bdc87527b8ec4503d4be306231048bfd0e1659b5fb0549ed9d3bf6a597e075d

  • SSDEEP

    6144:dAsBZRqmj6uyk+pnBWYjXJ+ebC5909H9dDqRUb5os6QT1:HGuvSnfJ+ebCz0Nbf6QT1

Malware Config

Signatures

  • NetWire RAT payload 5 IoCs
  • Netwire

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

  • Modifies Installed Components in the registry 2 TTPs 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\14a01c2daa9a77a0b404ed9094a9a6f72fbd5b2edbc4951830a53e9dcd270722.exe
    "C:\Users\Admin\AppData\Local\Temp\14a01c2daa9a77a0b404ed9094a9a6f72fbd5b2edbc4951830a53e9dcd270722.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1824
    • C:\Users\Admin\AppData\Local\Temp\14a01c2daa9a77a0b404ed9094a9a6f72fbd5b2edbc4951830a53e9dcd270722.exe
      "C:\Users\Admin\AppData\Local\Temp\14a01c2daa9a77a0b404ed9094a9a6f72fbd5b2edbc4951830a53e9dcd270722.exe"
      2⤵
      • Modifies Installed Components in the registry
      • Adds Run key to start application
      PID:1020

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

2
T1060

Defense Evasion

Modify Registry

2
T1112

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\nso2224.tmp\hail.dll
    Filesize

    196KB

    MD5

    05db9e17519dbffe3c4dbb038ec686b1

    SHA1

    be88fcf4047938903d1fa6953cf7661c7798f179

    SHA256

    ea388ed5b8039160d784f24ef2f8d92e5cee8b9caf6de3a1c9924564550f8248

    SHA512

    29097003d49074b07d9677d3d8d17246222f08300e8871bf3bc0b936c6f1d2dab83eff5f7df40dd68389a70b431ff7e5a8d738b780ab175d11efb94d2b37f0ac

  • memory/1020-56-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/1020-57-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/1020-59-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/1020-61-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/1020-63-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/1020-64-0x0000000000402196-mapping.dmp
  • memory/1020-67-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/1020-68-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/1824-54-0x0000000075571000-0x0000000075573000-memory.dmp
    Filesize

    8KB