Overview

overview

10

Static

static

3

7e1d752bf5...fN.exe

windows7-x64

10

7e1d752bf5...fN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7e1d752bf5e48beaee791bf713faa0c6f775615a6c3510c4fcb2f0a26bee8c2fN

  • Size

    1.1MB

  • Sample

    241108-p6vnesvpcn

  • MD5

    2824357a38956899bfdb67611b2dc580

  • SHA1

    ffc7d3563d0f3f631247862374c80addb88a082d

  • SHA256

    7e1d752bf5e48beaee791bf713faa0c6f775615a6c3510c4fcb2f0a26bee8c2f

  • SHA512

    23d827361396e6d733fb46e488a7bece6097c3d744cbfaaf9aa22f060d4f7c394241a54d9e82035ec108d0711d80aa0f4daddabae566f53ba919bddd973d6b11

  • SSDEEP

    24576:rl0JTewBi+2S9gFdQ5HUoZ/5dTgIh2DGla6LwAtml/MS0l2YWr:x0J6SiuHT/vh2DGlvfml/I25

Score
10/10
njratrezerodiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

ReZero

C2

web-authentication.gl.at.ply.gg:23352

Mutex

cb803fe6e41a214d06a52290e615a098

Attributes
  • reg_key

    cb803fe6e41a214d06a52290e615a098

  • splitter

    |'|'|

Targets

    • Target

      7e1d752bf5e48beaee791bf713faa0c6f775615a6c3510c4fcb2f0a26bee8c2fN

    • Size

      1.1MB

    • MD5

      2824357a38956899bfdb67611b2dc580

    • SHA1

      ffc7d3563d0f3f631247862374c80addb88a082d

    • SHA256

      7e1d752bf5e48beaee791bf713faa0c6f775615a6c3510c4fcb2f0a26bee8c2f

    • SHA512

      23d827361396e6d733fb46e488a7bece6097c3d744cbfaaf9aa22f060d4f7c394241a54d9e82035ec108d0711d80aa0f4daddabae566f53ba919bddd973d6b11

    • SSDEEP

      24576:rl0JTewBi+2S9gFdQ5HUoZ/5dTgIh2DGla6LwAtml/MS0l2YWr:x0J6SiuHT/vh2DGlvfml/I25

    Score
    10/10
    njratrezerodiscoveryevasionpersistenceprivilege_escalationtrojan

    • Njrat family

      njrat

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

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

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks