Overview

overview

10

Static

static

3

6b91dc8b77...18.exe

windows7-x64

10

6b91dc8b77...18.exe

windows10-2004-x64

10

Resubmissions

23-05-2024 16:39

240523-t58k4shc8s 10

23-05-2024 16:34

240523-t3k22ahd44 10

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General

  • Target

    6b91dc8b77d784e9f1904f25f3f66faf_JaffaCakes118

  • Size

    213KB

  • Sample

    240523-t3k22ahd44

  • MD5

    6b91dc8b77d784e9f1904f25f3f66faf

  • SHA1

    110893b2ef0523f24c791f3697d9e4bc5b9eda5f

  • SHA256

    65a93c84ced49ca27aa9054207fa34b8f572163fe35c3804ed7057e828a080a7

  • SHA512

    e5c73b5c276d570b6e282965d63bbfcc5b5becb70cdb6e5671e3bb9d822d0d8e694da5e7849ec8e16e84021c86019dc4e7e745e1fd7b8eb7683426ba99a3c522

  • SSDEEP

    3072:nDn5ViIulvUefkqTNfO5sn02MIzSS38eYYD5/tg4:twIUPfkqBfOh2MIzyDYD5

Score
10/10
njratblessedgroupevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

BlessedGroup

C2

212.83.167.116:1604

Mutex

83fed1c87ede166436b0f205e59a52cf

Attributes
  • reg_key

    83fed1c87ede166436b0f205e59a52cf

  • splitter

    |'|'|

Targets

    • Target

      6b91dc8b77d784e9f1904f25f3f66faf_JaffaCakes118

    • Size

      213KB

    • MD5

      6b91dc8b77d784e9f1904f25f3f66faf

    • SHA1

      110893b2ef0523f24c791f3697d9e4bc5b9eda5f

    • SHA256

      65a93c84ced49ca27aa9054207fa34b8f572163fe35c3804ed7057e828a080a7

    • SHA512

      e5c73b5c276d570b6e282965d63bbfcc5b5becb70cdb6e5671e3bb9d822d0d8e694da5e7849ec8e16e84021c86019dc4e7e745e1fd7b8eb7683426ba99a3c522

    • SSDEEP

      3072:nDn5ViIulvUefkqTNfO5sn02MIzSS38eYYD5/tg4:twIUPfkqBfOh2MIzyDYD5

    Score
    10/10
    njratblessedgroupevasionpersistencetrojan

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Disables RegEdit via registry modification

      evasion

    • 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

    • Adds Run key to start application

      persistence

    • 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

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