Overview

overview

10

Static

static

1

docx.msi

windows7-x64

10

docx.msi

windows10-2004-x64

10

Sharing

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General

  • Target

    docx.msi

  • Size

    1.7MB

  • Sample

    241230-meszeavjhl

  • MD5

    904ac94be4b6b3e1a4bf741d80401879

  • SHA1

    bfd7f9e4bb42f54c02c4933439c9e90b8c975299

  • SHA256

    fbbbf890b135445dec6c10625b0fdad8246523ba83e6e052a74e01d3856fb648

  • SHA512

    c2ff2e02c00e485e3551c6a8b3451cf227f8317e4b908b4fe1202337288937cebffbdbd2f5bc5ae33326ef9e14e9f8c18563bdfe3d6d5c9dad7413b96fbd31e9

  • SSDEEP

    49152:PEVnsHyjtk2MYC5GDFhloJfjQiCSAKyHI9K9:mnsmtk2aAhl0RC1g

Score
10/10
xredbackdoordiscoverypersistenceprivilege_escalationupx

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

      docx.msi

    • Size

      1.7MB

    • MD5

      904ac94be4b6b3e1a4bf741d80401879

    • SHA1

      bfd7f9e4bb42f54c02c4933439c9e90b8c975299

    • SHA256

      fbbbf890b135445dec6c10625b0fdad8246523ba83e6e052a74e01d3856fb648

    • SHA512

      c2ff2e02c00e485e3551c6a8b3451cf227f8317e4b908b4fe1202337288937cebffbdbd2f5bc5ae33326ef9e14e9f8c18563bdfe3d6d5c9dad7413b96fbd31e9

    • SSDEEP

      49152:PEVnsHyjtk2MYC5GDFhloJfjQiCSAKyHI9K9:mnsmtk2aAhl0RC1g

    Score
    10/10
    xredbackdoordiscoverypersistenceprivilege_escalationupx

    • Xred

      Xred is backdoor written in Delphi.

      backdoorxred

    • Xred family

      xred

    • Drops startup file

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops file in System32 directory

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

1
T1546

Installer Packages

1
T1546.016

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

1
T1546

Installer Packages

1
T1546.016

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Modify Registry

1
T1112

System Binary Proxy Execution

1
T1218

Msiexec

1
T1218.007

Credential Access

Discovery

Peripheral Device Discovery

2
T1120

Query Registry

5
T1012

System Information Discovery

6
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks