Analysis

  • max time kernel
    147s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-08-2024 19:47

General

  • Target

    2d68b9d2faf8b3f90fee4e07ed869e78f73c026b71e0ebbee6ba0b059f6e9cb6.exe

  • Size

    110KB

  • MD5

    128340f9e325a96d1e230f76aebd76fd

  • SHA1

    4cee579f4dd6e4fa6e96978d4583178ffa855394

  • SHA256

    2d68b9d2faf8b3f90fee4e07ed869e78f73c026b71e0ebbee6ba0b059f6e9cb6

  • SHA512

    c26f48ef15f7bc2c2b8eda33611a8c8cd22e9aaeb77ed11dd1509a2c2b96d081233c34926408fd4f62b0ab8cbe5a9e8c42cf54f914fe9b35c9ce84a5d5f38e6b

  • SSDEEP

    1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73L2:w5eznsjsguGDFqGx8egoxmO3rL2

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
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 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 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2d68b9d2faf8b3f90fee4e07ed869e78f73c026b71e0ebbee6ba0b059f6e9cb6.exe
    "C:\Users\Admin\AppData\Local\Temp\2d68b9d2faf8b3f90fee4e07ed869e78f73c026b71e0ebbee6ba0b059f6e9cb6.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3204
    • 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:2124
      • 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:1144
        • 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:448

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\chargeable.exe.log

    Filesize

    400B

    MD5

    0a9b4592cd49c3c21f6767c2dabda92f

    SHA1

    f534297527ae5ccc0ecb2221ddeb8e58daeb8b74

    SHA256

    c7effe9cb81a70d738dee863991afefab040290d4c4b78b4202383bcb9f88fcd

    SHA512

    6b878df474e5bbfb8e9e265f15a76560c2ef151dcebc6388c82d7f6f86ffaf83f5ade5a09f1842e493cb6c8fd63b0b88d088c728fd725f7139f965a5ee332307

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

    Filesize

    110KB

    MD5

    3143612c2477af9332e94aefaf963dac

    SHA1

    d346ef790cf83e7cf7635ab196abd57f077adc2d

    SHA256

    fcf089f956060b76c425216569fd8897b43c6e8ed902d3b14b239dcbe76b418a

    SHA512

    97023f248f856ee7b93e2556395dbb1e880702c8ea70c0bd8248dbd30901e23bd886c5619af08e23dad20f8bb7c1c5ccad7bb51fa5ecbfb050c90b46a73d9e18

  • memory/1144-23-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/1144-30-0x0000000074CD0000-0x0000000075281000-memory.dmp

    Filesize

    5.7MB

  • memory/1144-29-0x0000000074CD0000-0x0000000075281000-memory.dmp

    Filesize

    5.7MB

  • memory/1144-27-0x0000000074CD0000-0x0000000075281000-memory.dmp

    Filesize

    5.7MB

  • memory/2124-21-0x0000000074CD0000-0x0000000075281000-memory.dmp

    Filesize

    5.7MB

  • memory/2124-22-0x0000000074CD0000-0x0000000075281000-memory.dmp

    Filesize

    5.7MB

  • memory/2124-28-0x0000000074CD0000-0x0000000075281000-memory.dmp

    Filesize

    5.7MB

  • memory/3204-20-0x0000000074CD0000-0x0000000075281000-memory.dmp

    Filesize

    5.7MB

  • memory/3204-0-0x0000000074CD2000-0x0000000074CD3000-memory.dmp

    Filesize

    4KB

  • memory/3204-19-0x0000000074CD0000-0x0000000075281000-memory.dmp

    Filesize

    5.7MB

  • memory/3204-7-0x0000000074CD0000-0x0000000075281000-memory.dmp

    Filesize

    5.7MB

  • memory/3204-6-0x0000000074CD2000-0x0000000074CD3000-memory.dmp

    Filesize

    4KB

  • memory/3204-2-0x0000000074CD0000-0x0000000075281000-memory.dmp

    Filesize

    5.7MB

  • memory/3204-1-0x0000000074CD0000-0x0000000075281000-memory.dmp

    Filesize

    5.7MB