General

  • Target

    9443d3d69b5e62fb2c944c1bc14b4d4ad21f3e0c70826b0d800e09eb9fb82d3f

  • Size

    11KB

  • Sample

    211001-lqnndsbdf4

  • MD5

    b5793c6501fdaa272cb87931977d4aac

  • SHA1

    9b2395ad21e369ebdf743188aec19f32a56567ad

  • SHA256

    9443d3d69b5e62fb2c944c1bc14b4d4ad21f3e0c70826b0d800e09eb9fb82d3f

  • SHA512

    d66165ac1263e19a443298de27b2b74d776909cc3a30f280f951d7e561b5a628935168c931e3b74ea8e6d4567d8a34b6d42fa502842ddda9eb89704e745204f8

Malware Config

Extracted

Family

xpertrat

Version

3.0.10

Botnet

Test

C2

kapasky-antivirus.firewall-gateway.net:4000

Mutex

L3Q7J4T2-J8A6-L6O4-W4G3-U5J7D0W2W5F0

Targets

    • Target

      9443d3d69b5e62fb2c944c1bc14b4d4ad21f3e0c70826b0d800e09eb9fb82d3f

    • Size

      11KB

    • MD5

      b5793c6501fdaa272cb87931977d4aac

    • SHA1

      9b2395ad21e369ebdf743188aec19f32a56567ad

    • SHA256

      9443d3d69b5e62fb2c944c1bc14b4d4ad21f3e0c70826b0d800e09eb9fb82d3f

    • SHA512

      d66165ac1263e19a443298de27b2b74d776909cc3a30f280f951d7e561b5a628935168c931e3b74ea8e6d4567d8a34b6d42fa502842ddda9eb89704e745204f8

    • UAC bypass

    • Windows security bypass

    • XpertRAT

      XpertRAT is a remote access trojan with various capabilities.

    • 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

    • UPX packed file

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

    • Deletes itself

    • Windows security modification

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Program crash

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

2
T1060

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Bypass User Account Control

1
T1088

Disabling Security Tools

3
T1089

Modify Registry

6
T1112

Discovery

System Information Discovery

2
T1082

Tasks