Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    17-08-2024 04:55

General

  • Target

    c5c3169cf4c8132f94a8ce8346745c67d1cb1164d0bca05e355da8733dc6f3a2.exe

  • Size

    116KB

  • MD5

    29ad3bc0d80b70bcf377fc9cdc0534d1

  • SHA1

    6603a72eebe0ad6bdcb0c28efc8cf09fe57605dc

  • SHA256

    c5c3169cf4c8132f94a8ce8346745c67d1cb1164d0bca05e355da8733dc6f3a2

  • SHA512

    7c7b17045aaa606ec555170a0ba9fd95bfdef0d783b973bffa17a009f82d1e643820cf13abe7c4d6f39d82202f12dc8862b89decc30daaeb7ee648707d2346b1

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMdeQzr:P5eznsjsguGDFqGZ2rxr

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\c5c3169cf4c8132f94a8ce8346745c67d1cb1164d0bca05e355da8733dc6f3a2.exe
    "C:\Users\Admin\AppData\Local\Temp\c5c3169cf4c8132f94a8ce8346745c67d1cb1164d0bca05e355da8733dc6f3a2.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1924
    • 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:2620
      • 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:1920
        • 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:2736

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    342B

    MD5

    9940cc4db802094951af5e6346aea269

    SHA1

    b793ebccfe931dce5c031ef17717277ff3c8334f

    SHA256

    2cf7648f557e15da7a98643e7bd312cab988db6c2ef9b83b1466b2a4d72ca121

    SHA512

    9346b494cfdd32343469ae19c7ec523142f322e8ebb55fd550dab96f01f222f51575724bc93313ffd67f5665cc39dba4835910f46cb33da2d56bfcd30bcb2537

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

    Filesize

    342B

    MD5

    d04a2d6214915902cc2f8f5719f356a3

    SHA1

    9c0852ddde588e63a8fda1477f569034a47504d7

    SHA256

    96806755118bb1b9aeaea647176a6f3942bdd34363d28e45e8c1e465c465798d

    SHA512

    1bc57a31710f5ee41abb2dde44efffca95709cd84678707f39f5f87b1f56243fd25f4a371592a474757ddeb470374c2372d871ac4e5fb967278962f7c058ee2c

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

    Filesize

    342B

    MD5

    9ef2ab9ddbb02a046c466e6e40e9d7ad

    SHA1

    f394ffe441c6fe1b98e243d983eff9a2a35b1f5c

    SHA256

    f3e0bfe74526846f920e5ce7b6777d47326520487930378008126bb5d7e31170

    SHA512

    d0451fa20ff2c43bf99e75fedeb4eb0db5b6c4c8cc4c6b0bdc842c0ce4607cac4ac67e6f5cde6021df96366dc6ed75516e7d8dea06580bd1ac3498d5c0b96b1d

  • C:\Users\Admin\AppData\Local\Temp\CabF115.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarF127.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

    Filesize

    116KB

    MD5

    00f8d30a0dab94d62c93385d36eba896

    SHA1

    1a6296463a94d6d77e0f8c3544413b4e97d77ac7

    SHA256

    1c37288fb9b745834849f49cec8217c6a7dfe1237a8ee320d65fbf7b35484875

    SHA512

    7c01b59aff7a06343131c35226c6c1d52e10a0fa63c872c81362ebd60fda5bb276dadd13393ab7096bb6af359f2017c6dc845f5eb5b9b3908889daaa415bda7f

  • memory/1920-341-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/1920-342-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/1920-339-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/1924-163-0x00000000747F0000-0x0000000074D9B000-memory.dmp

    Filesize

    5.7MB

  • memory/1924-176-0x00000000747F0000-0x0000000074D9B000-memory.dmp

    Filesize

    5.7MB

  • memory/1924-165-0x00000000747F0000-0x0000000074D9B000-memory.dmp

    Filesize

    5.7MB

  • memory/1924-0-0x00000000747F1000-0x00000000747F2000-memory.dmp

    Filesize

    4KB

  • memory/1924-9-0x00000000747F0000-0x0000000074D9B000-memory.dmp

    Filesize

    5.7MB

  • memory/1924-1-0x00000000747F0000-0x0000000074D9B000-memory.dmp

    Filesize

    5.7MB