General

  • Target

    3584873a60b0882e46ac70334b589831f2e582ed4f3672fc8bb745aecdd8e9ea

  • Size

    141KB

  • Sample

    220626-3yzt3afdgn

  • MD5

    6b1e0f0a2155d418d86cad8a2eae1899

  • SHA1

    59b940eeb439692fd335478c96b2fe75c352b5d8

  • SHA256

    3584873a60b0882e46ac70334b589831f2e582ed4f3672fc8bb745aecdd8e9ea

  • SHA512

    17c479fca948db22438aafe43d07eb9e2d8260a13e64089ec310a267937c45dd9e48210d6eb59847ab21aa71c4f88aa33bcf2f46276ae82c527a05bc66a891e0

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

Targets

    • Target

      3584873a60b0882e46ac70334b589831f2e582ed4f3672fc8bb745aecdd8e9ea

    • Size

      141KB

    • MD5

      6b1e0f0a2155d418d86cad8a2eae1899

    • SHA1

      59b940eeb439692fd335478c96b2fe75c352b5d8

    • SHA256

      3584873a60b0882e46ac70334b589831f2e582ed4f3672fc8bb745aecdd8e9ea

    • SHA512

      17c479fca948db22438aafe43d07eb9e2d8260a13e64089ec310a267937c45dd9e48210d6eb59847ab21aa71c4f88aa33bcf2f46276ae82c527a05bc66a891e0

    • Modifies firewall policy service

    • NetWire RAT payload

    • Netwire

      Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.

    • Sality

      Sality is backdoor written in C++, first discovered in 2003.

    • UAC bypass

    • Windows security bypass

    • Executes dropped EXE

    • Modifies Installed Components in the registry

    • UPX packed file

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

    • Checks computer location settings

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

    • Deletes itself

    • Loads dropped DLL

    • Windows security modification

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Enumerates connected drives

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

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

2
T1060

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Modify Registry

7
T1112

Bypass User Account Control

1
T1088

Disabling Security Tools

3
T1089

Discovery

Query Registry

2
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Replication Through Removable Media

1
T1091

Tasks