Overview

overview

10

Static

static

10

17ee154b3d...fa.exe

windows7_x64

10

17ee154b3d...fa.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    05-07-2022 17:01

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General

  • Target

    17ee154b3d04c53bbdf031a402f397fa.exe

  • Size

    37KB

  • MD5

    17ee154b3d04c53bbdf031a402f397fa

  • SHA1

    341464598425770b28dea2e2b12b37d5acdd1a3c

  • SHA256

    458e39cbdb8897ef84eb561fddc9ee30bc268d178f0d23ddb6e50ee8d5874ff4

  • SHA512

    1e9707e7690d596ae8508c6b94d0664f94545bc71fc165ade2436a57ab432d8503ceda9e41593d0887a6c271ea601432fc33811d086614e3f78914f543bd1e32

Score
10/10
njrathackedevasionpersistencesuricatatrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

6.tcp.eu.ngrok.io:10384

Mutex

64b35530e341dedfbed98e420e33ffdf

Attributes
  • reg_key

    64b35530e341dedfbed98e420e33ffdf

  • splitter

    |'|'|

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
  • Executes dropped EXE 1 IoCs
  • Modifies Windows Firewall 1 TTPs 1 IoCs
    evasion
  • Drops startup file 2 IoCs
  • Loads dropped DLL 1 IoCs
  • 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 behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 19 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\17ee154b3d04c53bbdf031a402f397fa.exe
    "C:\Users\Admin\AppData\Local\Temp\17ee154b3d04c53bbdf031a402f397fa.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1756
    • C:\Users\Admin\AppData\Local\Temp\Microsoft.exe
      "C:\Users\Admin\AppData\Local\Temp\Microsoft.exe"
      2⤵
      • Executes dropped EXE
      • Drops startup file
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1092
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Microsoft.exe" "Microsoft.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:2028

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\Microsoft.exe
    Filesize

    37KB

    MD5

    17ee154b3d04c53bbdf031a402f397fa

    SHA1

    341464598425770b28dea2e2b12b37d5acdd1a3c

    SHA256

    458e39cbdb8897ef84eb561fddc9ee30bc268d178f0d23ddb6e50ee8d5874ff4

    SHA512

    1e9707e7690d596ae8508c6b94d0664f94545bc71fc165ade2436a57ab432d8503ceda9e41593d0887a6c271ea601432fc33811d086614e3f78914f543bd1e32

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\Microsoft.exe
    Filesize

    37KB

    MD5

    17ee154b3d04c53bbdf031a402f397fa

    SHA1

    341464598425770b28dea2e2b12b37d5acdd1a3c

    SHA256

    458e39cbdb8897ef84eb561fddc9ee30bc268d178f0d23ddb6e50ee8d5874ff4

    SHA512

    1e9707e7690d596ae8508c6b94d0664f94545bc71fc165ade2436a57ab432d8503ceda9e41593d0887a6c271ea601432fc33811d086614e3f78914f543bd1e32

    Download Submit
  • \Users\Admin\AppData\Local\Temp\Microsoft.exe
    Filesize

    37KB

    MD5

    17ee154b3d04c53bbdf031a402f397fa

    SHA1

    341464598425770b28dea2e2b12b37d5acdd1a3c

    SHA256

    458e39cbdb8897ef84eb561fddc9ee30bc268d178f0d23ddb6e50ee8d5874ff4

    SHA512

    1e9707e7690d596ae8508c6b94d0664f94545bc71fc165ade2436a57ab432d8503ceda9e41593d0887a6c271ea601432fc33811d086614e3f78914f543bd1e32

    Download Submit
  • memory/1092-57-0x0000000000000000-mapping.dmp
    Download
  • memory/1092-62-0x0000000074530000-0x0000000074ADB000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/1092-65-0x0000000074530000-0x0000000074ADB000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/1756-54-0x00000000750C1000-0x00000000750C3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1756-55-0x0000000074530000-0x0000000074ADB000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/1756-61-0x0000000074530000-0x0000000074ADB000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/2028-63-0x0000000000000000-mapping.dmp
    Download