Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-08-2024 22:10

General

  • Target

    487d9caaba4a88291ae85179d53749fa0ecb6f69c24bb0d1d5cdbd6bcf68a35d.exe

  • Size

    116KB

  • MD5

    5d7ec64206b248324b6381c2dc963bd5

  • SHA1

    3a1fa82578b39370ba428ccd23fe1a7a0dd18454

  • SHA256

    487d9caaba4a88291ae85179d53749fa0ecb6f69c24bb0d1d5cdbd6bcf68a35d

  • SHA512

    adcf049ace4e093c1a901c5296f74c1613d4ee611ffa16394d2897b9adab13d9e5cd094578db53d6f98ea82aac6ad4d5530d0cd382db26b22432688d27501b21

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMdet:P5eznsjsguGDFqGZ2rc

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\487d9caaba4a88291ae85179d53749fa0ecb6f69c24bb0d1d5cdbd6bcf68a35d.exe
    "C:\Users\Admin\AppData\Local\Temp\487d9caaba4a88291ae85179d53749fa0ecb6f69c24bb0d1d5cdbd6bcf68a35d.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2564
    • 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:2676
      • 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:4772
        • 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:232

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

    116KB

    MD5

    05bc742b4577ba05dc2eb7bc7b7b876c

    SHA1

    685077b6af95537cb70e4d8da22f63773c649287

    SHA256

    7c03a5f61e717d24b53c563c1a93ada068b1c892639d27bd65b1bfa5c359c5af

    SHA512

    fd7092fc4edf67e91511146723ba56aef3ed186eef3aa33e99b3ddcbffb8e7a96efc0cc2e2130fc380fac393ec2935c767b2211fa2e55ff6bf3af1073ee038b3

  • memory/2564-0-0x0000000075122000-0x0000000075123000-memory.dmp

    Filesize

    4KB

  • memory/2564-1-0x0000000075120000-0x00000000756D1000-memory.dmp

    Filesize

    5.7MB

  • memory/2564-2-0x0000000075120000-0x00000000756D1000-memory.dmp

    Filesize

    5.7MB

  • memory/2564-6-0x0000000075122000-0x0000000075123000-memory.dmp

    Filesize

    4KB

  • memory/2564-7-0x0000000075120000-0x00000000756D1000-memory.dmp

    Filesize

    5.7MB

  • memory/2564-19-0x0000000075120000-0x00000000756D1000-memory.dmp

    Filesize

    5.7MB

  • memory/2676-22-0x0000000075120000-0x00000000756D1000-memory.dmp

    Filesize

    5.7MB

  • memory/2676-21-0x0000000075120000-0x00000000756D1000-memory.dmp

    Filesize

    5.7MB

  • memory/2676-20-0x0000000075120000-0x00000000756D1000-memory.dmp

    Filesize

    5.7MB

  • memory/2676-28-0x0000000075120000-0x00000000756D1000-memory.dmp

    Filesize

    5.7MB

  • memory/4772-23-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/4772-27-0x0000000075120000-0x00000000756D1000-memory.dmp

    Filesize

    5.7MB

  • memory/4772-29-0x0000000075120000-0x00000000756D1000-memory.dmp

    Filesize

    5.7MB

  • memory/4772-30-0x0000000075120000-0x00000000756D1000-memory.dmp

    Filesize

    5.7MB