Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-08-2024 19:30

General

  • Target

    1ee14a0ceae448ba0f7f6d8087c4f3bfd1a780def8743cee939e8341da7dc25a.exe

  • Size

    111KB

  • MD5

    94db40a0b57835be3efcc9127c6f083a

  • SHA1

    72f41f159842118a351d26e65dbb7771556caa27

  • SHA256

    1ee14a0ceae448ba0f7f6d8087c4f3bfd1a780def8743cee939e8341da7dc25a

  • SHA512

    ed53c47699bc0b191893c27a444e547d2581a7791d038b4dbfb4f7143b4871446c387363977488d22a5c832acfd5602096870e8b8787b3938379d2905335a09f

  • SSDEEP

    1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73g:w5eznsjsguGDFqGx8egoxmO3rg

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\1ee14a0ceae448ba0f7f6d8087c4f3bfd1a780def8743cee939e8341da7dc25a.exe
    "C:\Users\Admin\AppData\Local\Temp\1ee14a0ceae448ba0f7f6d8087c4f3bfd1a780def8743cee939e8341da7dc25a.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3328
    • 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:3596
      • 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:1068
        • 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:736

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

    111KB

    MD5

    b607570a36ca006fb5fab5702ad5a38b

    SHA1

    4732e7a82c90e65b76dd97424bce5d4bdb3046c2

    SHA256

    953437cb75e7bafb74b78f70c97f6d8e9835656199b8a31d520d96079be1de09

    SHA512

    c2468f8f7db2e259480f152883d3e8586f8fa9d95dbfb4a38d73882b004ae3af5b4872a02d5426ccf60ae5644364acc9d4df6a347bfda9d72474f28b9d18c523

  • memory/1068-25-0x0000000075060000-0x0000000075611000-memory.dmp

    Filesize

    5.7MB

  • memory/1068-20-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/1068-26-0x0000000075060000-0x0000000075611000-memory.dmp

    Filesize

    5.7MB

  • memory/1068-27-0x0000000075060000-0x0000000075611000-memory.dmp

    Filesize

    5.7MB

  • memory/3328-2-0x0000000075060000-0x0000000075611000-memory.dmp

    Filesize

    5.7MB

  • memory/3328-17-0x0000000075060000-0x0000000075611000-memory.dmp

    Filesize

    5.7MB

  • memory/3328-1-0x0000000075060000-0x0000000075611000-memory.dmp

    Filesize

    5.7MB

  • memory/3328-0-0x0000000075062000-0x0000000075063000-memory.dmp

    Filesize

    4KB

  • memory/3596-18-0x0000000075060000-0x0000000075611000-memory.dmp

    Filesize

    5.7MB

  • memory/3596-19-0x0000000075060000-0x0000000075611000-memory.dmp

    Filesize

    5.7MB

  • memory/3596-24-0x0000000075060000-0x0000000075611000-memory.dmp

    Filesize

    5.7MB