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Analysis

  • max time kernel
    148s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/09/2024, 11:17

General

  • Target

    ab11bc4d914653846cd26f24d97e4dcc3a4901e1cb65d63bae55cfff4980182b.exe

  • Size

    36KB

  • MD5

    c5134fb49386eeb71898644c32734a48

  • SHA1

    dd12404f5ec48a710b76fd0c8f0ac96cce8f7358

  • SHA256

    ab11bc4d914653846cd26f24d97e4dcc3a4901e1cb65d63bae55cfff4980182b

  • SHA512

    f38bb80a0ae6c50c6cfb71bedf699dad227918a5295a0c4638770c0e6210a4de507deb2f563f9d6ca93a3163bad8a73220aef080fee437706db795d88ff1a342

  • SSDEEP

    384:CgDZ4XaCis7/WRdL5kyc/VQP7TngCANIUrAF+rMRTyN/0L+EcoinblneHQM3epz2:hD6XQD5nc/VQnFAZrM+rMRa8NuHgt

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ab11bc4d914653846cd26f24d97e4dcc3a4901e1cb65d63bae55cfff4980182b.exe
    "C:\Users\Admin\AppData\Local\Temp\ab11bc4d914653846cd26f24d97e4dcc3a4901e1cb65d63bae55cfff4980182b.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4456
    • C:\Users\Admin\AppData\Local\Temp\s.exe
      "C:\Users\Admin\AppData\Local\Temp\s.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1352
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\s.exe" "s.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:3984

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\s.exe

    Filesize

    36KB

    MD5

    c5134fb49386eeb71898644c32734a48

    SHA1

    dd12404f5ec48a710b76fd0c8f0ac96cce8f7358

    SHA256

    ab11bc4d914653846cd26f24d97e4dcc3a4901e1cb65d63bae55cfff4980182b

    SHA512

    f38bb80a0ae6c50c6cfb71bedf699dad227918a5295a0c4638770c0e6210a4de507deb2f563f9d6ca93a3163bad8a73220aef080fee437706db795d88ff1a342

  • memory/1352-14-0x0000000075110000-0x00000000756C1000-memory.dmp

    Filesize

    5.7MB

  • memory/1352-12-0x0000000075110000-0x00000000756C1000-memory.dmp

    Filesize

    5.7MB

  • memory/1352-15-0x0000000075110000-0x00000000756C1000-memory.dmp

    Filesize

    5.7MB

  • memory/4456-0-0x0000000075112000-0x0000000075113000-memory.dmp

    Filesize

    4KB

  • memory/4456-1-0x0000000075110000-0x00000000756C1000-memory.dmp

    Filesize

    5.7MB

  • memory/4456-2-0x0000000075110000-0x00000000756C1000-memory.dmp

    Filesize

    5.7MB

  • memory/4456-13-0x0000000075110000-0x00000000756C1000-memory.dmp

    Filesize

    5.7MB