Overview

overview

10

Static

static

3

53ba39bc3d...c3.exe

windows7-x64

10

53ba39bc3d...c3.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    53ba39bc3d553399cb754206f0d8a47b62c39aa8918ce195b8f010e4a09d77c3

  • Size

    5.5MB

  • Sample

    240410-1pcbascd42

  • MD5

    281f913e63ddd7845b3e017ab218ea55

  • SHA1

    c74ee249c4c669a3fb5f575563aa02e1a49cd11b

  • SHA256

    53ba39bc3d553399cb754206f0d8a47b62c39aa8918ce195b8f010e4a09d77c3

  • SHA512

    cdaff98a9e4503a988076e3f1853fa5df036bf4198bc8bf919270bb3e8b291968c15dc56263c262fa7e1c3b1b1f64c5845e23e1b04874e2c531f602d90221635

  • SSDEEP

    98304:2zf+P8T7QgQRw/69DI6kLBhjfY8rAaw6oYpv4vjl9/+g0ShbOrbUOLOxA:wn/6G5DLY866ov9/cbPLOy

Score
10/10
njratytevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

YT

C2

windows.zezinho.online:1903

Mutex

01a36ce0605b77f2d1e0b971949ec135

Attributes
  • reg_key

    01a36ce0605b77f2d1e0b971949ec135

  • splitter

    |'|'|

Targets

    • Target

      53ba39bc3d553399cb754206f0d8a47b62c39aa8918ce195b8f010e4a09d77c3

    • Size

      5.5MB

    • MD5

      281f913e63ddd7845b3e017ab218ea55

    • SHA1

      c74ee249c4c669a3fb5f575563aa02e1a49cd11b

    • SHA256

      53ba39bc3d553399cb754206f0d8a47b62c39aa8918ce195b8f010e4a09d77c3

    • SHA512

      cdaff98a9e4503a988076e3f1853fa5df036bf4198bc8bf919270bb3e8b291968c15dc56263c262fa7e1c3b1b1f64c5845e23e1b04874e2c531f602d90221635

    • SSDEEP

      98304:2zf+P8T7QgQRw/69DI6kLBhjfY8rAaw6oYpv4vjl9/+g0ShbOrbUOLOxA:wn/6G5DLY866ov9/cbPLOy

    Score
    10/10
    njratytevasionpersistencetrojan

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks