Analysis

  • max time kernel
    146s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    12-09-2024 23:00

General

  • Target

    5d796e64edce8de662dbdabfb69eb2d8d59f7d373020ff7738038864b845af8f.exe

  • Size

    119KB

  • MD5

    211f65bd2009c34cec2e694e9f979756

  • SHA1

    4864904ee16e056c02e3cedb066f5184c461b4f9

  • SHA256

    5d796e64edce8de662dbdabfb69eb2d8d59f7d373020ff7738038864b845af8f

  • SHA512

    a5b4af955c21bef5a0f63274d433f12d92516cd0f482d7294dc4883bb27e5d91012f0874ce01e1bcc33f5cdb45b6cbcbf6b33d27b6d09a3f73287a4d18a186b9

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDL14FOB:P5eznsjsguGDFqGZ2rDL14FOB

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

C2

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes
  • reg_key

    e1a87040f2026369a233f9ae76301b7b

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 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 4 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 33 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5d796e64edce8de662dbdabfb69eb2d8d59f7d373020ff7738038864b845af8f.exe
    "C:\Users\Admin\AppData\Local\Temp\5d796e64edce8de662dbdabfb69eb2d8d59f7d373020ff7738038864b845af8f.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2948
    • C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
      "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2632
      • C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
        C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2148
        • C:\Windows\SysWOW64\netsh.exe
          netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe" "chargeable.exe" ENABLE
          4⤵
          • Modifies Windows Firewall
          • Event Triggered Execution: Netsh Helper DLL
          • System Location Discovery: System Language Discovery
          PID:2920

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    ef24f78f5d6ae6b58ca1db6a4919bac7

    SHA1

    4870c12d0c87f60801050c82a4bf1103f6533c6f

    SHA256

    a34048bf519d69f22a4d7c325614cd83d7ed99dfb263ecf78f2e281220ec0acc

    SHA512

    eff56ab729590a4588fb4d6e25235dffedc7dbe5a2411d183f74afb6d4bdd7b567f1b8f19c99e70353a278d99101a9183e80150af5b84ba2456c2bbd77c632ce

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    97f6755ba29ef551239d2d93eb6a549c

    SHA1

    8ff2d0f87cc36ad7b1f0ddb1268c96dfd1657482

    SHA256

    475ab12f8ba41469c4c5767bcb3bf069896a6c3ccd4f5942fa9322ff78561cf8

    SHA512

    b5a6c6298547e0aa4adad7e730f075a9514d27bf82307c7edfc7ec8be6dbb2990f43e1f6dd27526ac0508f779d073e0f54f9ed2b8044d47913317a8b28813a42

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    6fe5133f3aa3a470fd45e72ce06d408c

    SHA1

    1685e20e044cb34559eccd03bb214f16e6ce06ce

    SHA256

    0532a05eb22e948466b7e286f88463f5e7fe9d653bce6c370dc4fffa919bbad2

    SHA512

    c898f463a4fd6c71de5a54e52aad93fec00724908f4d5659d60095746812249fadabedc7396e957651c04e86d9e5802ad38129ec89fecc42a7f8b92a069296be

  • C:\Users\Admin\AppData\Local\Temp\CabE0C0.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarE0C3.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \Users\Admin\AppData\Roaming\confuse\chargeable.exe

    Filesize

    119KB

    MD5

    2a965bb2bc244a8f30a3a211a3cd1146

    SHA1

    e13fe3092ddb01db74331ecb13c99d763d9686bf

    SHA256

    6294fef312c838694a242b78fa44801385f90f9ef8c5432d9010b493bffd5788

    SHA512

    2e83a55e74ddbcf105d1c732e07d998209f7145b2d460add6cb1a623d0b14807a98bf773e305e5e17061862a3082b990e17a56aa1246bd63b6236ca21593abf9

  • memory/2148-338-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2148-341-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2148-340-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2948-0-0x0000000074D21000-0x0000000074D22000-memory.dmp

    Filesize

    4KB

  • memory/2948-164-0x0000000074D20000-0x00000000752CB000-memory.dmp

    Filesize

    5.7MB

  • memory/2948-174-0x0000000074D20000-0x00000000752CB000-memory.dmp

    Filesize

    5.7MB

  • memory/2948-2-0x0000000074D20000-0x00000000752CB000-memory.dmp

    Filesize

    5.7MB

  • memory/2948-1-0x0000000074D20000-0x00000000752CB000-memory.dmp

    Filesize

    5.7MB