Overview

overview

10

Static

static

3

05de7f808b...08.exe

windows7-x64

10

05de7f808b...08.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    05de7f808bcbd9c8c9bc3620b3bb36faa7f9d1a956223f0ac2579792addb9908.exe

  • Size

    115KB

  • Sample

    250111-ck56tayldt

  • MD5

    90c920a5d1afaebeca9a97a3787928b9

  • SHA1

    5bb6c2720cfb1b1792914ac40c24206920e0f5c9

  • SHA256

    05de7f808bcbd9c8c9bc3620b3bb36faa7f9d1a956223f0ac2579792addb9908

  • SHA512

    db8dc3792e3ca6926790fdd778f92626f93c27699bd108759a6fe20ec79e02e17c8492c592e5aa1ae54bbbcd11b9c3d8d5a30b772b930b488f9eaa62f903e5fd

  • SSDEEP

    1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73RmMo:w5eznsjsguGDFqGx8egoxmO3rRm5

Score
10/10
njratneufdiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

C2

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes
  • reg_key

    e1a87040f2026369a233f9ae76301b7b

  • splitter

    |'|'|

Targets

    • Target

      05de7f808bcbd9c8c9bc3620b3bb36faa7f9d1a956223f0ac2579792addb9908.exe

    • Size

      115KB

    • MD5

      90c920a5d1afaebeca9a97a3787928b9

    • SHA1

      5bb6c2720cfb1b1792914ac40c24206920e0f5c9

    • SHA256

      05de7f808bcbd9c8c9bc3620b3bb36faa7f9d1a956223f0ac2579792addb9908

    • SHA512

      db8dc3792e3ca6926790fdd778f92626f93c27699bd108759a6fe20ec79e02e17c8492c592e5aa1ae54bbbcd11b9c3d8d5a30b772b930b488f9eaa62f903e5fd

    • SSDEEP

      1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73RmMo:w5eznsjsguGDFqGx8egoxmO3rRm5

    Score
    10/10
    njratneufdiscoveryevasionpersistenceprivilege_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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    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