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
    21-09-2024 22:59

General

  • Target

    1a23a54df41d0cf4cfb9a6879f7cab61b1ecb0fae46dfb8a2f64361c6ae5846a.exe

  • Size

    114KB

  • MD5

    0233a24559d6825bdb7f0ec045758cae

  • SHA1

    b0161acb0a9bdfa28075e23b7d38ba0758fe99bc

  • SHA256

    1a23a54df41d0cf4cfb9a6879f7cab61b1ecb0fae46dfb8a2f64361c6ae5846a

  • SHA512

    51e6f62ac49df9f941cdbb1fab1232336b0409c592900e1bb871d3be6d0a808d3690c1f6fbdc15dbaf0ab110664bf92457ec98e863434bd120505473a8fa380f

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMM:P5eznsjsguGDFqGZ2rM

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\1a23a54df41d0cf4cfb9a6879f7cab61b1ecb0fae46dfb8a2f64361c6ae5846a.exe
    "C:\Users\Admin\AppData\Local\Temp\1a23a54df41d0cf4cfb9a6879f7cab61b1ecb0fae46dfb8a2f64361c6ae5846a.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2728
    • 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:2136
      • 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:2816
        • 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:2624

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    342B

    MD5

    a118f669ec2e3878d733548e80c0df0a

    SHA1

    a5fcdb8ff5a553d2b4dc36dd06ab0d840b39f7c9

    SHA256

    f542d4e2fdc6713a5816dba1dd9c9ae741461ff03489a0d2b579ecd795763ad3

    SHA512

    223681adfe2bb3829b31fb664c46f5e88763f39dc4121105490aefdfddb4f1232a4e9e8f84109f2fd1d8860031903b99e8f56c426d8ff4a56c00fb93beaa560e

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

    Filesize

    342B

    MD5

    75b7b1137abf0ac30b1d1c4998a5d960

    SHA1

    8494ca19bee7bdd7bcfd2444495000e5191fc95a

    SHA256

    51e2b57f958db88405101b279e10e34c1151f3b756b42d7960d9db2ec01495d6

    SHA512

    febb8c79459e8ea91f61b6cfe115a99ec06e6bd2f989d5ecb2946245d73976f94b0eed5b163995d3d21569464908eda411213e35f52cb1e53213a1135cb35cdf

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

    Filesize

    342B

    MD5

    eaf8681892d3419608a7fdf559ffc55b

    SHA1

    bed95f1583e6c562f0742840ec24eb85c642ee66

    SHA256

    cc2d0bfd46ea3bb94bec99a689496298e42e3ec4402052dba5eb7757dd19c331

    SHA512

    ebfe1a8031089d20580d4ccad3924b3fda009167016daacaa0d2d73d3de274dfbce53b4513f8f1cf62263e2fe9bfee12e5f60ce2c4460507c445a9ade01b24c9

  • C:\Users\Admin\AppData\Local\Temp\Cab6366.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar6379.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

    Filesize

    114KB

    MD5

    33c1332af9123c61ca260fb14714a376

    SHA1

    860f04f752eeb1451ca1db15207dbfd7b7a21d96

    SHA256

    8a41947a3fb5a732c7dbb7733188b80c04281bc994f50a199488b872b11d5020

    SHA512

    076e539bee16602963321ffea2183609f1f9c2a178837e23c3b8c2436777f4f019f1338892588db38bf9edc8df3f99cb4f1eb631bac706e92430c7569fab485b

  • memory/2728-168-0x0000000074080000-0x000000007462B000-memory.dmp

    Filesize

    5.7MB

  • memory/2728-0-0x0000000074081000-0x0000000074082000-memory.dmp

    Filesize

    4KB

  • memory/2728-2-0x0000000074080000-0x000000007462B000-memory.dmp

    Filesize

    5.7MB

  • memory/2728-193-0x0000000074080000-0x000000007462B000-memory.dmp

    Filesize

    5.7MB

  • memory/2728-1-0x0000000074080000-0x000000007462B000-memory.dmp

    Filesize

    5.7MB

  • memory/2816-342-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2816-345-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2816-344-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB