Overview

overview

10

Static

static

8Xq2HpfN.exe

windows7_x64

10

8Xq2HpfN.exe

windows10_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    04-01-2021 11:03

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General

  • Target

    8Xq2HpfN.exe

  • Size

    23KB

  • MD5

    b3dcf29a3d7752f8013911af1fbebbd1

  • SHA1

    f430b6aeeef4e4c661f135e7a1c2dfacec22022f

  • SHA256

    5d500eea014b83738a491106e3dc889f15f5513f131099169d73416d3b2b6b59

  • SHA512

    e63494361961e1244c3584ad52c1af239f038c582c858f0f0746b1507e2e71e0915e6297296dc1c0e739097ed46058e3faa4ae437566c042d45e63a8c9a65adc

Score
10/10
njrathackedevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

ilyes99.hopto.org:5552

Mutex

0c46498110c6b3365e928bd673d308ed

Attributes
  • reg_key

    0c46498110c6b3365e928bd673d308ed

  • 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
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 31 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8Xq2HpfN.exe
    "C:\Users\Admin\AppData\Local\Temp\8Xq2HpfN.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:1432
    • C:\Windows\Windows.exe
      "C:\Windows\Windows.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1652
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Windows\Windows.exe" "Windows.exe" ENABLE
        3⤵
          PID:1932

    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:\Windows\Windows.exe
      MD5

      b3dcf29a3d7752f8013911af1fbebbd1

      SHA1

      f430b6aeeef4e4c661f135e7a1c2dfacec22022f

      SHA256

      5d500eea014b83738a491106e3dc889f15f5513f131099169d73416d3b2b6b59

      SHA512

      e63494361961e1244c3584ad52c1af239f038c582c858f0f0746b1507e2e71e0915e6297296dc1c0e739097ed46058e3faa4ae437566c042d45e63a8c9a65adc

      Download Submit
    • C:\Windows\Windows.exe
      MD5

      b3dcf29a3d7752f8013911af1fbebbd1

      SHA1

      f430b6aeeef4e4c661f135e7a1c2dfacec22022f

      SHA256

      5d500eea014b83738a491106e3dc889f15f5513f131099169d73416d3b2b6b59

      SHA512

      e63494361961e1244c3584ad52c1af239f038c582c858f0f0746b1507e2e71e0915e6297296dc1c0e739097ed46058e3faa4ae437566c042d45e63a8c9a65adc

      Download Submit
    • memory/1652-2-0x0000000000000000-mapping.dmp
      Download
    • memory/1932-5-0x0000000000000000-mapping.dmp
      Download