Analysis

  • max time kernel
    114s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    16-08-2024 21:01

General

  • Target

    a9bff11c50565b8f5c66a8658107b7e0N.exe

  • Size

    116KB

  • MD5

    a9bff11c50565b8f5c66a8658107b7e0

  • SHA1

    0efa44b16380d2188c1eb088446690a611369adb

  • SHA256

    78ee7164306ba1caf6123517470ac2422900b60a70dfbf16e170bff0018832ea

  • SHA512

    abffe88d5a751ba492e28035aa702b263db786d31b59ecb7404a97678dfc2aef8d6b07f959e015292755bf5f65f52bea50156124ede6b139b0db4ef33f1f4d29

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMde1:P5eznsjsguGDFqGZ2rE

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 25 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a9bff11c50565b8f5c66a8658107b7e0N.exe
    "C:\Users\Admin\AppData\Local\Temp\a9bff11c50565b8f5c66a8658107b7e0N.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2488
    • 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:1016
      • 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:2172
        • 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:2856

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\37C951188967C8EB88D99893D9D191FE

    Filesize

    1KB

    MD5

    e7122c733f9e37bba0ca4c985ce11d6d

    SHA1

    d661aa5b31ff7ef2df9bc4095279058c36499af2

    SHA256

    acc9932453f5aa68f4b95986668f5584f99e55bbe02eefc0d0960dab376df81a

    SHA512

    84cddf68a46f455b4ebbb8c0c70607fe60796cfc5eabdace12d0684a1323af9681700acbdbdc37e63d7806d0220fce9cba5213bb35cee056f9d71646f98711b9

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\37C951188967C8EB88D99893D9D191FE

    Filesize

    264B

    MD5

    4420a9614ba176ed8e3e8a53a0a3a562

    SHA1

    38cd0c49615005d6608cf13a9c4cb8c499d21372

    SHA256

    404e1e33ea75a8f501fa0939b1d136ade875fc95997c584be11e43aeb00bbf86

    SHA512

    2aa09a5853659c89abbfc0419bce76b01da088706c515d28bb785ca366b3fff9d9990de6ede8dc8515b47badc4b90023624641f799f579ee5c35266ed9887f57

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

    Filesize

    342B

    MD5

    15a41e50db1ea159e4a3a83d383dd930

    SHA1

    92883f9b9490c59a7256f4d01144ed6c2e08b075

    SHA256

    469ad74b91ac33aa7f4255f71c8286e4a3b863f46a7978c588a050c7512d018a

    SHA512

    82a81f18114bf7f0f22ffe9bc3ce24a2d20378b3a2842df3caf7d1c153fe530c4ab4c8277b33af0b6b1b2da2ebafe7330145841fd3d6247be63adfa956425ea7

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

    Filesize

    342B

    MD5

    6aad14180ab215dcd96949e7f650e1d2

    SHA1

    dd08423c50aec736ee12c128a5afa8216ff006f8

    SHA256

    6ef4917588eb8bd6ec6969687417b37ab6526186732eda84adbc09a610c66585

    SHA512

    b26f2be7b9e4c7b9bfa8b5d8355d6a58bd274e1098a188cf6bf988fd70752541700f876508dc1843b7df44518ebebca83384af4b9897d860e77da122e6f18f71

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

    Filesize

    342B

    MD5

    52de472bdba4028fbc661beab1bbbf67

    SHA1

    324c9fad9bdeae97bde8b9b6489778fcfaa9d37a

    SHA256

    6bf5b41fd3fe3ba69b2e622702db59d7432e7b9db6fdb3d8c1eabae28e6152be

    SHA512

    746e15b2ce548164d87afeb9aac7743d160d6f7de76a6cc0aa6e499a59ef943e9f47babab112c83288edab824b130bfd72666420599cd0a3cf58dd3cf8144293

  • C:\Users\Admin\AppData\Local\Temp\CabA6EB.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarA6FE.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

    Filesize

    116KB

    MD5

    d1f9b2caed47ba2fdd7e977d07adb1fd

    SHA1

    4d9cffc162f46fe7983f8baae012d320f7f15269

    SHA256

    ca5a1847e30082a139bbb2afef70225926120830547630d56649b489fddd1329

    SHA512

    66c18ef2a09ddf2eca6fb853e532917b0527a7854982b258b84466127c30db373fb3ba71467c36f12be7dc14b66bd65b4903f5f5de64dfce827fc1a94577a1ab

  • memory/2172-346-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2172-349-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2172-348-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2488-180-0x0000000074770000-0x0000000074D1B000-memory.dmp

    Filesize

    5.7MB

  • memory/2488-170-0x0000000074770000-0x0000000074D1B000-memory.dmp

    Filesize

    5.7MB

  • memory/2488-0-0x0000000074771000-0x0000000074772000-memory.dmp

    Filesize

    4KB

  • memory/2488-1-0x0000000074770000-0x0000000074D1B000-memory.dmp

    Filesize

    5.7MB