Overview

overview

10

Static

static

10

4f9e3d481e...7N.exe

windows7-x64

10

4f9e3d481e...7N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N

  • Size

    998KB

  • Sample

    241111-fqkzlsteqf

  • MD5

    e7aabc508404882b3889066663c430d0

  • SHA1

    2acee9bdbcce973f9efc792d8f4a58f233334d14

  • SHA256

    4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137

  • SHA512

    7dfc10a712885b93b67abc006f1d2830fe605de07f04fe49df1f84c58559d22491d75f9f0f8d37bda99fa6835e83f0c36019e14c476048f587c8b0c021ed6ddc

  • SSDEEP

    12288:fMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9VXKFUoanf:fnsJ39LyjbJkQFMhmC+6GD96yf

Score
10/10
njratxredbackdoordiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

xred

C2

xred.mooo.com

Attributes
  • email

    [email protected]

  • payload_url

    http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

    https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

    http://xred.site50.net/syn/SUpdate.ini

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

    https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

    http://xred.site50.net/syn/Synaptics.rar

    https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

    https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

    http://xred.site50.net/syn/SSLLibrary.dll

Targets

    • Target

      4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N

    • Size

      998KB

    • MD5

      e7aabc508404882b3889066663c430d0

    • SHA1

      2acee9bdbcce973f9efc792d8f4a58f233334d14

    • SHA256

      4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137

    • SHA512

      7dfc10a712885b93b67abc006f1d2830fe605de07f04fe49df1f84c58559d22491d75f9f0f8d37bda99fa6835e83f0c36019e14c476048f587c8b0c021ed6ddc

    • SSDEEP

      12288:fMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9VXKFUoanf:fnsJ39LyjbJkQFMhmC+6GD96yf

    Score
    10/10
    njratxredbackdoordiscoveryevasionpersistenceprivilege_escalationtrojan

    • Njrat family

      njrat

    • Xred

      Xred is backdoor written in Delphi.

      backdoorxred

    • Xred family

      xred

    • 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

    • 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

3
T1012

System Information Discovery

4
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks