Analysis

  • max time kernel
    149s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    02-01-2025 21:10

General

  • Target

    JaffaCakes118_68438c308d130716f80aa9a021662850.exe

  • Size

    219KB

  • MD5

    68438c308d130716f80aa9a021662850

  • SHA1

    add2d84c1bd330c0823956c6b854bd415794d2e2

  • SHA256

    c8ebfb28d731a5327defd33eea31b84ae3ccc939d0aff668f5c6d5548573e3f0

  • SHA512

    f06152825a78e46997b5c24f1fb8c98c185b727806adb2b5882283c97cf23a30f9e996bd4c21990e1ab73902f377e9612ab4615e0a884ba7960a9f84b60c0506

  • SSDEEP

    6144:8GTcQZLy3VvDGmgeF0YPR7E8It4QyWVXvRsQnj5/:8GTOFNp544Qn/eQF

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

hackerbmx.ddns.net:2880

Mutex

cc57968da41b2265f09489d6547c830c

Attributes
  • reg_key

    cc57968da41b2265f09489d6547c830c

  • splitter

    |'|'|

Signatures

  • Njrat family
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_68438c308d130716f80aa9a021662850.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_68438c308d130716f80aa9a021662850.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1180
    • C:\Users\Admin\AppData\Local\Temp\serverx.exe
      "C:\Users\Admin\AppData\Local\Temp\serverx.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2988
      • C:\Windows\system32\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\serverx.exe" "serverx.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        PID:2724

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    219KB

    MD5

    68438c308d130716f80aa9a021662850

    SHA1

    add2d84c1bd330c0823956c6b854bd415794d2e2

    SHA256

    c8ebfb28d731a5327defd33eea31b84ae3ccc939d0aff668f5c6d5548573e3f0

    SHA512

    f06152825a78e46997b5c24f1fb8c98c185b727806adb2b5882283c97cf23a30f9e996bd4c21990e1ab73902f377e9612ab4615e0a884ba7960a9f84b60c0506

  • memory/1180-13-0x000000001AC40000-0x000000001AC68000-memory.dmp

    Filesize

    160KB

  • memory/1180-4-0x0000000000B50000-0x0000000000B88000-memory.dmp

    Filesize

    224KB

  • memory/1180-3-0x0000000000B10000-0x0000000000B4A000-memory.dmp

    Filesize

    232KB

  • memory/1180-0-0x000007FEF5963000-0x000007FEF5964000-memory.dmp

    Filesize

    4KB

  • memory/1180-5-0x00000000009E0000-0x0000000000A16000-memory.dmp

    Filesize

    216KB

  • memory/1180-25-0x0000000002250000-0x0000000002262000-memory.dmp

    Filesize

    72KB

  • memory/1180-29-0x000000001B160000-0x000000001B16E000-memory.dmp

    Filesize

    56KB

  • memory/1180-28-0x000000001B150000-0x000000001B15E000-memory.dmp

    Filesize

    56KB

  • memory/1180-27-0x000000001B140000-0x000000001B150000-memory.dmp

    Filesize

    64KB

  • memory/1180-26-0x000000001AC90000-0x000000001ACA2000-memory.dmp

    Filesize

    72KB

  • memory/1180-14-0x0000000000BC0000-0x0000000000BE6000-memory.dmp

    Filesize

    152KB

  • memory/1180-23-0x0000000000560000-0x0000000000576000-memory.dmp

    Filesize

    88KB

  • memory/1180-12-0x000000001AC10000-0x000000001AC3A000-memory.dmp

    Filesize

    168KB

  • memory/1180-21-0x000000001B100000-0x000000001B11A000-memory.dmp

    Filesize

    104KB

  • memory/1180-20-0x000000001B0E0000-0x000000001B0FC000-memory.dmp

    Filesize

    112KB

  • memory/1180-19-0x000000001B0C0000-0x000000001B0DE000-memory.dmp

    Filesize

    120KB

  • memory/1180-18-0x000000001B0A0000-0x000000001B0C0000-memory.dmp

    Filesize

    128KB

  • memory/1180-17-0x000000001B080000-0x000000001B0A0000-memory.dmp

    Filesize

    128KB

  • memory/1180-16-0x000000001AC70000-0x000000001AC92000-memory.dmp

    Filesize

    136KB

  • memory/1180-15-0x000000001A710000-0x000000001A734000-memory.dmp

    Filesize

    144KB

  • memory/1180-24-0x00000000021C0000-0x00000000021D4000-memory.dmp

    Filesize

    80KB

  • memory/1180-2-0x00000000009A0000-0x00000000009DC000-memory.dmp

    Filesize

    240KB

  • memory/1180-22-0x000000001B120000-0x000000001B138000-memory.dmp

    Filesize

    96KB

  • memory/1180-11-0x000000001ABE0000-0x000000001AC0C000-memory.dmp

    Filesize

    176KB

  • memory/1180-10-0x000000001A6E0000-0x000000001A70E000-memory.dmp

    Filesize

    184KB

  • memory/1180-9-0x0000000002190000-0x00000000021C0000-memory.dmp

    Filesize

    192KB

  • memory/1180-8-0x0000000002160000-0x0000000002190000-memory.dmp

    Filesize

    192KB

  • memory/1180-7-0x0000000002130000-0x0000000002162000-memory.dmp

    Filesize

    200KB

  • memory/1180-6-0x0000000000B90000-0x0000000000BC4000-memory.dmp

    Filesize

    208KB

  • memory/1180-30-0x000007FEF5960000-0x000007FEF634C000-memory.dmp

    Filesize

    9.9MB

  • memory/1180-1-0x0000000000BE0000-0x0000000000C1E000-memory.dmp

    Filesize

    248KB

  • memory/1180-36-0x000007FEF5960000-0x000007FEF634C000-memory.dmp

    Filesize

    9.9MB

  • memory/2988-42-0x0000000000DE0000-0x0000000000E02000-memory.dmp

    Filesize

    136KB

  • memory/2988-41-0x0000000000B30000-0x0000000000B54000-memory.dmp

    Filesize

    144KB

  • memory/2988-40-0x0000000000540000-0x0000000000566000-memory.dmp

    Filesize

    152KB

  • memory/2988-39-0x0000000000A80000-0x0000000000AB6000-memory.dmp

    Filesize

    216KB

  • memory/2988-38-0x000007FEF5960000-0x000007FEF634C000-memory.dmp

    Filesize

    9.9MB

  • memory/2988-37-0x0000000000E00000-0x0000000000E3E000-memory.dmp

    Filesize

    248KB

  • memory/2988-43-0x000007FEF5960000-0x000007FEF634C000-memory.dmp

    Filesize

    9.9MB

  • memory/2988-44-0x00000000003D0000-0x00000000003E6000-memory.dmp

    Filesize

    88KB

  • memory/2988-46-0x000000001AFC0000-0x000000001AFD2000-memory.dmp

    Filesize

    72KB

  • memory/2988-45-0x000000001A6D0000-0x000000001A6E4000-memory.dmp

    Filesize

    80KB

  • memory/2988-47-0x000007FEF5960000-0x000007FEF634C000-memory.dmp

    Filesize

    9.9MB

  • memory/2988-48-0x000007FEF5960000-0x000007FEF634C000-memory.dmp

    Filesize

    9.9MB