Overview

overview

10

Static

static

10

554f40d4d4...86.exe

windows7-x64

9

554f40d4d4...86.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    554f40d4d4e6d80d96c5fc1b41afb7268a0b09b375adc3bcb1e10b1ff2eed986.exe

  • Size

    158KB

  • Sample

    240429-bmxrsadh69

  • MD5

    3eb8c476c0abcd01fdb799de83503e12

  • SHA1

    138aa012bb3b20a79aaf016af172a1b3106a7304

  • SHA256

    554f40d4d4e6d80d96c5fc1b41afb7268a0b09b375adc3bcb1e10b1ff2eed986

  • SHA512

    ed277e52d5348d1401a51f002e9f03bfada6481b2cab827f13fa39d54f5c42d4e4ac6627ced47f98fbc22010b044fb0d09b55c6133fc2746e9e78234975c2f85

  • SSDEEP

    3072:tf/J2ULiTehI8FrkZTFieSzoSUYSziUP0ZMJG:32UL2i9FKFHd4SziUP0

Score
10/10
njratmybotevasiontrojanupx

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

MyBot

C2

asero23.ddns.net:5552

Mutex

863290bfb622fdfe0ad4e1b97536ae62

863290bfb622fdfe0ad4e1b97536ae62
Attributes
  • reg_key

    863290bfb622fdfe0ad4e1b97536ae62

  • splitter

    Y262SUCZ4UJJ

Targets

    • Target

      554f40d4d4e6d80d96c5fc1b41afb7268a0b09b375adc3bcb1e10b1ff2eed986.exe

    • Size

      158KB

    • MD5

      3eb8c476c0abcd01fdb799de83503e12

    • SHA1

      138aa012bb3b20a79aaf016af172a1b3106a7304

    • SHA256

      554f40d4d4e6d80d96c5fc1b41afb7268a0b09b375adc3bcb1e10b1ff2eed986

    • SHA512

      ed277e52d5348d1401a51f002e9f03bfada6481b2cab827f13fa39d54f5c42d4e4ac6627ced47f98fbc22010b044fb0d09b55c6133fc2746e9e78234975c2f85

    • SSDEEP

      3072:tf/J2ULiTehI8FrkZTFieSzoSUYSziUP0ZMJG:32UL2i9FKFHd4SziUP0

    Score
    10/10
    upxnjratmybotevasiontrojan

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • UPX dump on OEP (original entry point)

    • Modifies Windows Firewall

      evasion

    • Drops startup file

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks