Overview

overview

10

Static

static

7

e156e4c4bc...be.exe

windows7-x64

10

e156e4c4bc...be.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e156e4c4bc20ba58c2bcb9288aed64be

  • Size

    402KB

  • Sample

    240327-lgdrtshc67

  • MD5

    e156e4c4bc20ba58c2bcb9288aed64be

  • SHA1

    45366a3436de9f409a4466e199307c0f7aaeb01d

  • SHA256

    37d7fdbb09f6d023f81bf11197ce62c3b4b0ce5d5e854548bc81689837e6e674

  • SHA512

    2ae450d282c49d36fcf6ab67db895d83b853bf659a71315e475b7909dfa59e86836fae7ddb857b6c27ededc7fbf4daeb642aad8495b672fff553b6da59757f2b

  • SSDEEP

    6144:ImaKVBGmE84IMNv55giU0pKiFYHxfx15RvOagakZBxkTN2gmeGcFnVQb/DAYbDgW:pSmLAuEY71fviagATFmebVQDcYc6

Score
10/10
njratpdfevasionpersistencetrojanupx

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

pdf

C2

hhhmach.ddns.net:1177

Mutex

5cd8f17f4086744065eb0992a09e05a2

Attributes
  • reg_key

    5cd8f17f4086744065eb0992a09e05a2

  • splitter

    |'|'|

Targets

    • Target

      e156e4c4bc20ba58c2bcb9288aed64be

    • Size

      402KB

    • MD5

      e156e4c4bc20ba58c2bcb9288aed64be

    • SHA1

      45366a3436de9f409a4466e199307c0f7aaeb01d

    • SHA256

      37d7fdbb09f6d023f81bf11197ce62c3b4b0ce5d5e854548bc81689837e6e674

    • SHA512

      2ae450d282c49d36fcf6ab67db895d83b853bf659a71315e475b7909dfa59e86836fae7ddb857b6c27ededc7fbf4daeb642aad8495b672fff553b6da59757f2b

    • SSDEEP

      6144:ImaKVBGmE84IMNv55giU0pKiFYHxfx15RvOagakZBxkTN2gmeGcFnVQb/DAYbDgW:pSmLAuEY71fviagATFmebVQDcYc6

    Score
    10/10
    njratpdfevasionpersistencetrojanupx

    • 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

    • UPX packed file

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

      upx

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

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

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

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