Overview

overview

10

Static

static

7

8f765e65d3...a4.exe

windows7-x64

10

8f765e65d3...a4.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8f765e65d34ed4b41023090213e6e6a4

  • Size

    398KB

  • Sample

    240204-sgp87aegar

  • MD5

    8f765e65d34ed4b41023090213e6e6a4

  • SHA1

    46170806e88fdffcf7c2bc85bfb349bf584c3331

  • SHA256

    a249df49f04a48335ca99708a149c654775f4f22e40e1a5bf2d8d31c104da157

  • SHA512

    a253ae2a6a447aa6227d02685f1463217fba448edb0a22c8dfa6d612f74d09d0c95569603ff2e4f10a3cbf274d1837a9abbe8a8aca1131b3dc5cb60361535836

  • SSDEEP

    6144:jmaKVBGmE84IMNv55giU0pKiFYHxfx15RvOagakZBxkTN2gmeGcFnVQb/DAYbDgX:YSmLAuEY71fviagATFmebVQDcYcr

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

      8f765e65d34ed4b41023090213e6e6a4

    • Size

      398KB

    • MD5

      8f765e65d34ed4b41023090213e6e6a4

    • SHA1

      46170806e88fdffcf7c2bc85bfb349bf584c3331

    • SHA256

      a249df49f04a48335ca99708a149c654775f4f22e40e1a5bf2d8d31c104da157

    • SHA512

      a253ae2a6a447aa6227d02685f1463217fba448edb0a22c8dfa6d612f74d09d0c95569603ff2e4f10a3cbf274d1837a9abbe8a8aca1131b3dc5cb60361535836

    • SSDEEP

      6144:jmaKVBGmE84IMNv55giU0pKiFYHxfx15RvOagakZBxkTN2gmeGcFnVQb/DAYbDgX:YSmLAuEY71fviagATFmebVQDcYcr

    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