Overview

overview

10

Static

static

10

dd2e456d8c...ea.exe

windows7_x64

10

dd2e456d8c...ea.exe

windows10_x64

10

Analysis

  • max time kernel
    205s
  • max time network
    232s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    21-01-2022 23:03

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General

  • Target

    dd2e456d8c219c112ebf0d877da739ee9b56800e0e32280a2fdbea3781c8d5ea.exe

  • Size

    23KB

  • MD5

    14c9d9e1c3f8fdb224f8877313958af5

  • SHA1

    5db785abbfffb9f687e2ccddabd6a837383f8c4b

  • SHA256

    dd2e456d8c219c112ebf0d877da739ee9b56800e0e32280a2fdbea3781c8d5ea

  • SHA512

    70ae376ec36acf2d5b6bb4a3a039f5f7ef6bbdd911016c5843d582e36546bc87b98347227b58355e498bd8f183b03f3732daae9755fb9d5be6b8320ea2b30350

Score
10/10
njrathackedevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

rootx.ddns.net:1993

Mutex

4eaa2408a505bc0920f44b7eb6a94ef3

Attributes
  • reg_key

    4eaa2408a505bc0920f44b7eb6a94ef3

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Executes dropped EXE 1 IoCs
  • Modifies Windows Firewall 1 TTPs
    evasion
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dd2e456d8c219c112ebf0d877da739ee9b56800e0e32280a2fdbea3781c8d5ea.exe
    "C:\Users\Admin\AppData\Local\Temp\dd2e456d8c219c112ebf0d877da739ee9b56800e0e32280a2fdbea3781c8d5ea.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2884
    • C:\Users\Admin\AppData\Local\Temp\server.exe
      "C:\Users\Admin\AppData\Local\Temp\server.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3212
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
        3⤵
          PID:1272

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Modify Existing Service

    1
    T1031

    Registry Run Keys / Startup Folder

    1
    T1060

    Privilege Escalation

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Discovery

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\server.exe
      MD5

      14c9d9e1c3f8fdb224f8877313958af5

      SHA1

      5db785abbfffb9f687e2ccddabd6a837383f8c4b

      SHA256

      dd2e456d8c219c112ebf0d877da739ee9b56800e0e32280a2fdbea3781c8d5ea

      SHA512

      70ae376ec36acf2d5b6bb4a3a039f5f7ef6bbdd911016c5843d582e36546bc87b98347227b58355e498bd8f183b03f3732daae9755fb9d5be6b8320ea2b30350

      Download Submit
    • C:\Users\Admin\AppData\Local\Temp\server.exe
      MD5

      14c9d9e1c3f8fdb224f8877313958af5

      SHA1

      5db785abbfffb9f687e2ccddabd6a837383f8c4b

      SHA256

      dd2e456d8c219c112ebf0d877da739ee9b56800e0e32280a2fdbea3781c8d5ea

      SHA512

      70ae376ec36acf2d5b6bb4a3a039f5f7ef6bbdd911016c5843d582e36546bc87b98347227b58355e498bd8f183b03f3732daae9755fb9d5be6b8320ea2b30350

      Download Submit
    • memory/2884-118-0x00000000026C0000-0x00000000026C1000-memory.dmp
      Filesize

      4KB

      Download
    • memory/3212-121-0x00000000025F0000-0x00000000025F1000-memory.dmp
      Filesize

      4KB

      Download