Overview

overview

10

Static

static

10

C50488A31B...47.exe

windows7_x64

10

C50488A31B...47.exe

windows10_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    30-09-2021 21:22

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General

  • Target

    C50488A31B6CE8D0DDD65B57BD27CF8C1BC86AD038247.exe

  • Size

    31KB

  • MD5

    4adad151f3c235616ce57238c32b4b34

  • SHA1

    9d05a045e0ce402ff257d799921a9557a2569535

  • SHA256

    c50488a31b6ce8d0ddd65b57bd27cf8c1bc86ad0382476f813c33083c5575d6f

  • SHA512

    34b9607899e79f6e381c648f6afde801aed03e4041c9affc13d4855032d139f5164b7f2c4adfea56366d3365dd758fe9c86110b2148cc0c744f04945fc79a366

Score
10/10
njratevasionpersistencesuricatatrojan

Malware Config

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)

    suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)

    suricata
  • Modifies Windows Firewall 1 TTPs
    evasion
  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\C50488A31B6CE8D0DDD65B57BD27CF8C1BC86AD038247.exe
    "C:\Users\Admin\AppData\Local\Temp\C50488A31B6CE8D0DDD65B57BD27CF8C1BC86AD038247.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1144
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\C50488A31B6CE8D0DDD65B57BD27CF8C1BC86AD038247.exe" "C50488A31B6CE8D0DDD65B57BD27CF8C1BC86AD038247.exe" ENABLE
      2⤵
        PID:1132

    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

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • memory/1132-55-0x0000000000000000-mapping.dmp
      Download
    • memory/1144-53-0x0000000076581000-0x0000000076583000-memory.dmp
      Filesize

      8KB

      Download
    • memory/1144-54-0x0000000000120000-0x0000000000121000-memory.dmp
      Filesize

      4KB

      Download