Analysis

  • max time kernel
    148s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-09-2024 08:45

General

  • Target

    d188c64010292c6bc14b39300ea1b02c_JaffaCakes118.exe

  • Size

    37KB

  • MD5

    d188c64010292c6bc14b39300ea1b02c

  • SHA1

    9e528a712b392f06702474754b69dbc5464aa67a

  • SHA256

    dac45e2cb36561bb596a193bcecda204897edc877d3b53d7f90afe00de985e35

  • SHA512

    a080a35a1013e36c8606d8b9c4536bb7a4ba302999abfd36f05f3f42c97caaa8a2dbb9533ca91521255905c1fd8fbabfb2772299d3f43deefb082969030d453e

  • SSDEEP

    384:dBjrUiS6L1G5k2gyk/8If5e/QUZSgKrAF+rMRTyN/0L+EcoinblneHQM3epzXpNR:zjz32bk/8IQYUZS7rM+rMRa8Nunlt

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

127.0.0.1:5552

Mutex

5a545701cd814ea07365ecbf66477e27

Attributes
  • reg_key

    5a545701cd814ea07365ecbf66477e27

  • 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 35 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d188c64010292c6bc14b39300ea1b02c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d188c64010292c6bc14b39300ea1b02c_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2776
    • C:\Users\Admin\AppData\Roaming\server.exe
      "C:\Users\Admin\AppData\Roaming\server.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2652
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe" "server.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:2708

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Roaming\server.exe

    Filesize

    37KB

    MD5

    d188c64010292c6bc14b39300ea1b02c

    SHA1

    9e528a712b392f06702474754b69dbc5464aa67a

    SHA256

    dac45e2cb36561bb596a193bcecda204897edc877d3b53d7f90afe00de985e35

    SHA512

    a080a35a1013e36c8606d8b9c4536bb7a4ba302999abfd36f05f3f42c97caaa8a2dbb9533ca91521255905c1fd8fbabfb2772299d3f43deefb082969030d453e

  • memory/2652-11-0x0000000074980000-0x0000000074F2B000-memory.dmp

    Filesize

    5.7MB

  • memory/2652-12-0x0000000074980000-0x0000000074F2B000-memory.dmp

    Filesize

    5.7MB

  • memory/2652-13-0x0000000074980000-0x0000000074F2B000-memory.dmp

    Filesize

    5.7MB

  • memory/2776-0-0x0000000074981000-0x0000000074982000-memory.dmp

    Filesize

    4KB

  • memory/2776-1-0x0000000074980000-0x0000000074F2B000-memory.dmp

    Filesize

    5.7MB

  • memory/2776-2-0x0000000074980000-0x0000000074F2B000-memory.dmp

    Filesize

    5.7MB

  • memory/2776-10-0x0000000074980000-0x0000000074F2B000-memory.dmp

    Filesize

    5.7MB