Overview

overview

10

Static

static

3

7f937fc558...cf.exe

windows7-x64

10

7f937fc558...cf.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7f937fc5584fdf37ae832713d9e96ef8978b8056d35ff07d23a4c17cc22bbdcf.exe

  • Size

    621KB

  • Sample

    250108-le4kgawpbr

  • MD5

    47661c26a409fcb5cb55ebc4848a9ea8

  • SHA1

    049dc4b672e2f0b1ed88d9aeb9036f575fca3dc0

  • SHA256

    7f937fc5584fdf37ae832713d9e96ef8978b8056d35ff07d23a4c17cc22bbdcf

  • SHA512

    ba70500436e1544db0374241ecaa3eebc7bae5433b0c862c93a3f94cfa25d0e11ad90cd65c7dd8079ea701b169b5c686a7768a6800ab604fa8e865eacdc99693

  • SSDEEP

    12288:pW4dm3jps4Gg0I8jJdrA/K8i5z4gcOv/xGrHzHiTZH/svVU+w:KjpsdI4/rhX4gLv/xGXCTZH/sq+w

Score
10/10
njratdiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Targets

    • Target

      7f937fc5584fdf37ae832713d9e96ef8978b8056d35ff07d23a4c17cc22bbdcf.exe

    • Size

      621KB

    • MD5

      47661c26a409fcb5cb55ebc4848a9ea8

    • SHA1

      049dc4b672e2f0b1ed88d9aeb9036f575fca3dc0

    • SHA256

      7f937fc5584fdf37ae832713d9e96ef8978b8056d35ff07d23a4c17cc22bbdcf

    • SHA512

      ba70500436e1544db0374241ecaa3eebc7bae5433b0c862c93a3f94cfa25d0e11ad90cd65c7dd8079ea701b169b5c686a7768a6800ab604fa8e865eacdc99693

    • SSDEEP

      12288:pW4dm3jps4Gg0I8jJdrA/K8i5z4gcOv/xGrHzHiTZH/svVU+w:KjpsdI4/rhX4gLv/xGXCTZH/sq+w

    Score
    10/10
    njratdiscoveryevasionpersistenceprivilege_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
    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