Overview

overview

10

Static

static

10

Server.exe

windows7-x64

10

Server.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13-12-2024 11:10

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General

  • Target

    Server.exe

  • Size

    23KB

  • MD5

    a7a2022d715b3ecb85ea55de936f011b

  • SHA1

    0200512447f2e95d1675b1833d008ea4a7ddaa94

  • SHA256

    d5eaaa22cd69c6ddf1da7b0c8bd0cabbcda679810ed2d95839c08244235fbf81

  • SHA512

    7a0910ef562cb5936ab94fa94dce05eec2d6add7d6c3be3e8ad79a9710bc4fc283aec2d2f20dc6d4b0d641df5a8b1e368e6438f8e04c8f24a61b262d60ce5901

  • SSDEEP

    384:KY324bcgPiJLQrfARGSRUJsbY6vgvSMBD3t8mRvR6JZlbw8hqIusZzZMT:dL2s+tRARpcnu1

Score
10/10
njratdiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Signatures

  • Njrat family
    njrat
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • 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.

    persistenceprivilege_escalation
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

    discovery
  • Suspicious use of AdjustPrivilegeToken 37 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Server.exe
    "C:\Users\Admin\AppData\Local\Temp\Server.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2332
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Server.exe" "Server.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:988

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2332-0-0x0000000074BB1000-0x0000000074BB2000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2332-1-0x0000000074BB0000-0x000000007515B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2332-2-0x0000000074BB0000-0x000000007515B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2332-3-0x0000000074BB0000-0x000000007515B000-memory.dmp

    Filesize

    5.7MB

    Download