Analysis

  • max time kernel
    146s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    11-08-2024 00:10

General

  • Target

    91ce9d9d01ed7632befdb10cc87000c432a5ed93781a0e317375d643deb7fdce.exe

  • Size

    114KB

  • MD5

    6a926b692d4e7626193420eb611a7be2

  • SHA1

    a117228eaaab2a15d41de64c307541be5fdc979c

  • SHA256

    91ce9d9d01ed7632befdb10cc87000c432a5ed93781a0e317375d643deb7fdce

  • SHA512

    baf3ed027b8d621cdadf9cbd6ef7be9b1af50bc021ed8ead76dd94e278f5147bc83cb8600b8b0a51bc0df3a34162c8d260a09533c4890a70b5b8aad3dc45ae73

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMdeL:P5eznsjsguGDFqGZ2rq

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 4 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 3 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 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\91ce9d9d01ed7632befdb10cc87000c432a5ed93781a0e317375d643deb7fdce.exe
    "C:\Users\Admin\AppData\Local\Temp\91ce9d9d01ed7632befdb10cc87000c432a5ed93781a0e317375d643deb7fdce.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1036
    • 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:2772
      • C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
        C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
        3⤵
        • Executes dropped EXE
        PID:2264
      • C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
        C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
        3⤵
        • Executes dropped EXE
        PID:2112
      • 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:2152
        • 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:2764

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

    5cb8cda97d8e3ad9ff5330c175e061ed

    SHA1

    ec722a76317fac4c0964ffa53a16c293a4b7f034

    SHA256

    d660f6ee13b111c148ce2c0abd4da2ce96aca733f5fcbc80dd10517aa71c0c37

    SHA512

    1e2ed0c73bac7274cb796907a1d7d113982dff0269ff52939408efa4267f9fbfc83b21199924e197c353561ff1d87e28f3ce1e6318943ecc9e82d57d6ab0c1ef

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

    Filesize

    342B

    MD5

    7a7bfaf2b19917bfd6da956a327273cf

    SHA1

    6a8dc18caf997c86e57fef1b3f76ba4845265259

    SHA256

    e50c492046bd47976bea3106cf097450d61a12fc71d2cbcfc53cd7ab98e4ffea

    SHA512

    7912651a1cb716e734a2217f2436133ecb70deadb9658c6abf76bc9ffaef781999fc5f0a2909011fc87e1d4ba44dc4aaaed64ff673cf08c42b9613a22f45b0c1

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

    Filesize

    342B

    MD5

    7315b1654a54d96e1470a8e2b8eb82f5

    SHA1

    75cafbfc9303ae08499174cb9e61ae1c704740b0

    SHA256

    01c4c786da41a5220144e28673e8c65f0f3c55d2093e9e9afbff4ed10cb24eae

    SHA512

    983dda25b6cde71c87f7076e1a12f4f76078a65351335c89a806550bdf77ac668e4a70e96a3cbe882f940d447311129490fe1db420ee72e28ecdd316614fd41b

  • C:\Users\Admin\AppData\Local\Temp\Cab1E9A.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar1E9D.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

    Filesize

    114KB

    MD5

    2197b45d436d6bab7cab362edc441750

    SHA1

    72d6f077cf4293289f8f1cfe4c78d4c7dc6e70ce

    SHA256

    bce12de21e77d30f9c54048854fbc9860422d93652c0d6d20ca71bd82fdf2563

    SHA512

    f6dc7fb8ae902dfc2c87dc56547728c8c3761c300134d5d58e29995d9a9d0811283291bb8ba830bd310f6e6e963ad7ab73ac3e453df32de233facba1b7d52756

  • memory/1036-0-0x0000000074561000-0x0000000074562000-memory.dmp

    Filesize

    4KB

  • memory/1036-1-0x0000000074560000-0x0000000074B0B000-memory.dmp

    Filesize

    5.7MB

  • memory/1036-176-0x0000000074560000-0x0000000074B0B000-memory.dmp

    Filesize

    5.7MB

  • memory/2152-346-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2152-345-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2152-340-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB