Overview

overview

10

Static

static

10

503e5a4ea6...9N.exe

windows7-x64

10

503e5a4ea6...9N.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    120s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    21-09-2024 04:46

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General

  • Target

    503e5a4ea65d4b9a8b0ab762cc46a6d8c0f8ba1001373e6c7dc8a299d66dac89N.exe

  • Size

    37KB

  • MD5

    c2d69bc64ca834ade114523d31af0b20

  • SHA1

    7579b9a2e45e5b0f99113b118981064007874e5b

  • SHA256

    503e5a4ea65d4b9a8b0ab762cc46a6d8c0f8ba1001373e6c7dc8a299d66dac89

  • SHA512

    39b31ffe0d68ea682908ed74dcd8ee699219d174aafec10fc086a01bdf6f9c09e7a43044d5a711504d28f289ac0344b0b4c1a6a47a3e0fb988d01cabb4e1acc3

  • SSDEEP

    384:gQmn6ikNRxdDsyNyyszdSZPhs8mGz0rAF+rMRTyN/0L+EcoinblneHQM3epzXIEV:nm0eyNBszdSZC1GwrM+rMRa8Nu+Eft

Score
10/10
njrathackeddiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

flowers-novelty.gl.at.ply.gg:50375

Mutex

5658a3c4e97b27740dd9826a509bb4c2

Attributes
  • reg_key

    5658a3c4e97b27740dd9826a509bb4c2

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops file in Windows directory 3 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.

    persistenceprivilege_escalation
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 27 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\503e5a4ea65d4b9a8b0ab762cc46a6d8c0f8ba1001373e6c7dc8a299d66dac89N.exe
    "C:\Users\Admin\AppData\Local\Temp\503e5a4ea65d4b9a8b0ab762cc46a6d8c0f8ba1001373e6c7dc8a299d66dac89N.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1056
    • C:\Windows\server.exe
      "C:\Windows\server.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2140
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Windows\server.exe" "server.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:1172

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

  • C:\Windows\server.exe
    Filesize

    37KB

    MD5

    c2d69bc64ca834ade114523d31af0b20

    SHA1

    7579b9a2e45e5b0f99113b118981064007874e5b

    SHA256

    503e5a4ea65d4b9a8b0ab762cc46a6d8c0f8ba1001373e6c7dc8a299d66dac89

    SHA512

    39b31ffe0d68ea682908ed74dcd8ee699219d174aafec10fc086a01bdf6f9c09e7a43044d5a711504d28f289ac0344b0b4c1a6a47a3e0fb988d01cabb4e1acc3

    Download Submit

  • memory/1056-0-0x00000000740B1000-0x00000000740B2000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1056-1-0x00000000740B0000-0x000000007465B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/1056-2-0x00000000740B0000-0x000000007465B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/1056-9-0x00000000740B0000-0x000000007465B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2140-10-0x00000000740B0000-0x000000007465B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2140-11-0x00000000740B0000-0x000000007465B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2140-12-0x00000000740B0000-0x000000007465B000-memory.dmp

    Filesize

    5.7MB

    Download