Overview

overview

10

Static

static

3

cb1ccbc5c8...b6.exe

windows7-x64

10

cb1ccbc5c8...b6.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    cb1ccbc5c88657e1f63a2cd3b1c240b6.exe

  • Size

    604KB

  • Sample

    231012-txq14ade62

  • MD5

    cb1ccbc5c88657e1f63a2cd3b1c240b6

  • SHA1

    f237f76e21cbe5edf11a33ba05265df25c665050

  • SHA256

    be15093a407e5b70f5539df5eb1c18d0aedee626f6dc7e9db262c29bfe39ba3c

  • SHA512

    0a08c6bb26268d1a902c9bbb28a583e364e565d745fa83a4bc3ef2d4ecd237a049f192467476bb0fd0f0c14addc8be4412481f8cb8e6a1a6dcec36d600d46298

  • SSDEEP

    12288:BYWAfDuHOXdZV8c5ZGdMc5aMWjrP8N3+Qk0Duy:BYWgTZScqpUP8NEA7

Score
10/10
xpertratstrigiocollectionevasionpersistencerattrojanupx

Malware Config

Extracted

Family

xpertrat

Version

3.0.10

Botnet

STRIGIO

C2

sandshoe.myfirewall.org:5344

Mutex

I8N3F0X7-G4E2-P2S0-T0D7-R1N2H5T660I4

Targets

    • Target

      cb1ccbc5c88657e1f63a2cd3b1c240b6.exe

    • Size

      604KB

    • MD5

      cb1ccbc5c88657e1f63a2cd3b1c240b6

    • SHA1

      f237f76e21cbe5edf11a33ba05265df25c665050

    • SHA256

      be15093a407e5b70f5539df5eb1c18d0aedee626f6dc7e9db262c29bfe39ba3c

    • SHA512

      0a08c6bb26268d1a902c9bbb28a583e364e565d745fa83a4bc3ef2d4ecd237a049f192467476bb0fd0f0c14addc8be4412481f8cb8e6a1a6dcec36d600d46298

    • SSDEEP

      12288:BYWAfDuHOXdZV8c5ZGdMc5aMWjrP8N3+Qk0Duy:BYWgTZScqpUP8NEA7

    Score
    10/10
    xpertratstrigiocollectionevasionpersistencerattrojanupx

    • UAC bypass

      evasiontrojan

    • Windows security bypass

      evasiontrojan

    • XpertRAT

      XpertRAT is a remote access trojan with various capabilities.

      ratxpertrat

    • XpertRAT Core payload

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Adds policy Run key to start application

      persistence

    • UPX packed file

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

      upx

    • Windows security modification

      evasiontrojan

    • Accesses Microsoft Outlook accounts

      collection

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Program crash

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

3
T1562

Disable or Modify Tools

3
T1562.001

Modify Registry

6
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks