Analysis

  • max time kernel
    159s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 11:15

General

  • Target

    c84d86cb87274b1b073244379208a7df17c004f01581fc0c635057dad56f030c.exe

  • Size

    290KB

  • MD5

    9cf9fcef240d52355e672bc66d240c0d

  • SHA1

    7c12595b2d37c75727665940281e3a3f5c6fe752

  • SHA256

    c84d86cb87274b1b073244379208a7df17c004f01581fc0c635057dad56f030c

  • SHA512

    9af03182c077fe8be6abfa5650df1c8a097ef5ad4e4ff5c50c4ea74d67e44d7d3b7212d8d295c8958faa72e5640f08156289376f9571179473fd5340b0ca9fe5

Malware Config

Signatures

  • NetWire RAT payload 7 IoCs
  • Netwire

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

  • Executes dropped EXE 1 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.

  • NTFS ADS 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c84d86cb87274b1b073244379208a7df17c004f01581fc0c635057dad56f030c.exe
    "C:\Users\Admin\AppData\Local\Temp\c84d86cb87274b1b073244379208a7df17c004f01581fc0c635057dad56f030c.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:808
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Local\Temp\c84d86cb87274b1b073244379208a7df17c004f01581fc0c635057dad56f030c.exe:Zone.Identifier"
      2⤵
      • NTFS ADS
      PID:1384
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Local\Temp\c84d86cb87274b1b073244379208a7df17c004f01581fc0c635057dad56f030c.exe:Zone.Identifier"
      2⤵
      • NTFS ADS
      PID:1128
    • C:\Users\Admin\AppData\Local\Temp\c84d86cb87274b1b073244379208a7df17c004f01581fc0c635057dad56f030c.exe
      "C:\Users\Admin\AppData\Local\Temp\c84d86cb87274b1b073244379208a7df17c004f01581fc0c635057dad56f030c.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      PID:2008

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\c84d86cb87274b1b073244379208a7df17c004f01581fc0c635057dad56f030c.exe
    Filesize

    290KB

    MD5

    9cf9fcef240d52355e672bc66d240c0d

    SHA1

    7c12595b2d37c75727665940281e3a3f5c6fe752

    SHA256

    c84d86cb87274b1b073244379208a7df17c004f01581fc0c635057dad56f030c

    SHA512

    9af03182c077fe8be6abfa5650df1c8a097ef5ad4e4ff5c50c4ea74d67e44d7d3b7212d8d295c8958faa72e5640f08156289376f9571179473fd5340b0ca9fe5

  • \Users\Admin\AppData\Local\Temp\c84d86cb87274b1b073244379208a7df17c004f01581fc0c635057dad56f030c.exe
    Filesize

    290KB

    MD5

    9cf9fcef240d52355e672bc66d240c0d

    SHA1

    7c12595b2d37c75727665940281e3a3f5c6fe752

    SHA256

    c84d86cb87274b1b073244379208a7df17c004f01581fc0c635057dad56f030c

    SHA512

    9af03182c077fe8be6abfa5650df1c8a097ef5ad4e4ff5c50c4ea74d67e44d7d3b7212d8d295c8958faa72e5640f08156289376f9571179473fd5340b0ca9fe5

  • memory/808-55-0x0000000000AA0000-0x0000000000B26000-memory.dmp
    Filesize

    536KB

  • memory/808-56-0x0000000000300000-0x000000000032A000-memory.dmp
    Filesize

    168KB

  • memory/808-57-0x0000000075D21000-0x0000000075D23000-memory.dmp
    Filesize

    8KB

  • memory/808-59-0x0000000000D80000-0x0000000000D88000-memory.dmp
    Filesize

    32KB

  • memory/808-61-0x0000000000EA0000-0x0000000000EAC000-memory.dmp
    Filesize

    48KB

  • memory/808-62-0x0000000000540000-0x000000000054C000-memory.dmp
    Filesize

    48KB

  • memory/808-54-0x00000000010F0000-0x0000000001142000-memory.dmp
    Filesize

    328KB

  • memory/1128-60-0x0000000000000000-mapping.dmp
  • memory/1384-58-0x0000000000000000-mapping.dmp
  • memory/2008-64-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

  • memory/2008-67-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

  • memory/2008-69-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

  • memory/2008-70-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

  • memory/2008-72-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

  • memory/2008-73-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

  • memory/2008-74-0x0000000000402BCB-mapping.dmp
  • memory/2008-65-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

  • memory/2008-78-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

  • memory/2008-79-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB