Analysis

  • max time kernel
    115s
  • max time network
    113s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    08-09-2024 04:46

General

  • Target

    d71f87e8ed7e945769e969354024fbc0N.exe

  • Size

    37KB

  • MD5

    d71f87e8ed7e945769e969354024fbc0

  • SHA1

    f9136306cf4f824adf0162da94ecdd2242b0a385

  • SHA256

    78fb81d836eb99c2510a651b21c1e7247e4ba247e9aa8610f3275da82006764c

  • SHA512

    a58607924033413ec889cc9e59a4b3bcbe6312e8bc0b490cbf71fe22a5ba1d5bc423e5a44d66a31d210e7db60e33e426a99504ec4ccd429b81eb58fe7916a30c

  • SSDEEP

    384:WMNTgiG1CVZfursvO6yszop0n/eT3wSArAF+rMRTyN/0L+EcoinblneHQM3epzXh:ZNh5Wpszop0mzw/rM+rMRa8Nud3t

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

178.33.93.88:5552

Mutex

49ca37437ba4e6f1397bccc3f904909d

Attributes
  • reg_key

    49ca37437ba4e6f1397bccc3f904909d

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 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 27 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d71f87e8ed7e945769e969354024fbc0N.exe
    "C:\Users\Admin\AppData\Local\Temp\d71f87e8ed7e945769e969354024fbc0N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2320
    • C:\Users\Admin\AppData\Local\Temp\photo.exe
      "C:\Users\Admin\AppData\Local\Temp\photo.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2328
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\photo.exe" "photo.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:2764

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\photo.exe

    Filesize

    37KB

    MD5

    d71f87e8ed7e945769e969354024fbc0

    SHA1

    f9136306cf4f824adf0162da94ecdd2242b0a385

    SHA256

    78fb81d836eb99c2510a651b21c1e7247e4ba247e9aa8610f3275da82006764c

    SHA512

    a58607924033413ec889cc9e59a4b3bcbe6312e8bc0b490cbf71fe22a5ba1d5bc423e5a44d66a31d210e7db60e33e426a99504ec4ccd429b81eb58fe7916a30c

  • memory/2320-0-0x0000000074461000-0x0000000074462000-memory.dmp

    Filesize

    4KB

  • memory/2320-1-0x0000000074460000-0x0000000074A0B000-memory.dmp

    Filesize

    5.7MB

  • memory/2320-2-0x0000000074460000-0x0000000074A0B000-memory.dmp

    Filesize

    5.7MB

  • memory/2320-11-0x0000000074460000-0x0000000074A0B000-memory.dmp

    Filesize

    5.7MB

  • memory/2328-12-0x0000000074460000-0x0000000074A0B000-memory.dmp

    Filesize

    5.7MB

  • memory/2328-10-0x0000000074460000-0x0000000074A0B000-memory.dmp

    Filesize

    5.7MB

  • memory/2328-13-0x0000000074460000-0x0000000074A0B000-memory.dmp

    Filesize

    5.7MB