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Overview

overview

10

Static

static

10

da5df9ef7d...bN.exe

windows7-x64

10

da5df9ef7d...bN.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    119s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2024, 15:37

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General

  • Target

    da5df9ef7d27acf7528a8b6b7cde2a10a31594347a6328affd5e0b219ccb45fbN.exe

  • Size

    29KB

  • MD5

    9566e633b2a1ebc6bc652da1bda19760

  • SHA1

    6edad8915c425d0e78552942e22b7a054e790cf1

  • SHA256

    da5df9ef7d27acf7528a8b6b7cde2a10a31594347a6328affd5e0b219ccb45fb

  • SHA512

    fcb6d74261cc879bd5bdce99014457f6342c4ef432bd65741858d12a62e87466ae4879f52e965e570a699091cf2ae11a1c36f1ea57b9f3f945e73ecf176b8345

  • SSDEEP

    384:5PqvANl7TxTD+VF2dbofPauxnaIuXF5Xs4GOmqDwgjrzeo9GBsbh0w4wlAokw9OH:Ou75oa4fu124AqFjXeJBKh0p29SgRe/

Score
10/10
njratام سلمانdiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

ام سلمان

C2

127.0.0.1:1177

Mutex

b00bcc1238637f2c38892eba30ad1638

Attributes
  • reg_key

    b00bcc1238637f2c38892eba30ad1638

  • splitter

    |'|'|

Signatures

  • Njrat family
    njrat
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Executes dropped EXE 1 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).

  • 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 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\da5df9ef7d27acf7528a8b6b7cde2a10a31594347a6328affd5e0b219ccb45fbN.exe
    "C:\Users\Admin\AppData\Local\Temp\da5df9ef7d27acf7528a8b6b7cde2a10a31594347a6328affd5e0b219ccb45fbN.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2508
    • C:\Users\Admin\AppData\Local\Temp\sa.exe
      "C:\Users\Admin\AppData\Local\Temp\sa.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2408
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\sa.exe" "sa.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:3000

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

  • \Users\Admin\AppData\Local\Temp\sa.exe
    Filesize

    29KB

    MD5

    9566e633b2a1ebc6bc652da1bda19760

    SHA1

    6edad8915c425d0e78552942e22b7a054e790cf1

    SHA256

    da5df9ef7d27acf7528a8b6b7cde2a10a31594347a6328affd5e0b219ccb45fb

    SHA512

    fcb6d74261cc879bd5bdce99014457f6342c4ef432bd65741858d12a62e87466ae4879f52e965e570a699091cf2ae11a1c36f1ea57b9f3f945e73ecf176b8345

    Download Submit

  • memory/2408-12-0x0000000073E40000-0x00000000743EB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2408-10-0x0000000073E40000-0x00000000743EB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2408-13-0x0000000073E40000-0x00000000743EB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2508-0-0x0000000073E41000-0x0000000073E42000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2508-1-0x0000000073E40000-0x00000000743EB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2508-2-0x0000000073E40000-0x00000000743EB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2508-11-0x0000000073E40000-0x00000000743EB000-memory.dmp

    Filesize

    5.7MB

    Download