General

  • Target

    033056e2a4dc8e10c9ba7d7ec078376a565d02046bb632bcd6c3be336a92a36e.exe

  • Size

    703KB

  • Sample

    240617-bcpcna1cmk

  • MD5

    a77d393d861eb34e71b888e7d9a97115

  • SHA1

    9b29e115e3fb4c8e175bf70459657c65652fbeba

  • SHA256

    033056e2a4dc8e10c9ba7d7ec078376a565d02046bb632bcd6c3be336a92a36e

  • SHA512

    6784b8eb35086e809287c7b8448f0a23f066bd73bf0de3bad0baecd4394269a00b3f9a8782c416a589963eef5d4b31787143d7a5a9c44626d129c52645998234

  • SSDEEP

    12288:/JFZqYMOaQ0q9nV/zsnK23KHVI6nodVdyMLiqyVcxwtVxgpMiuzOTN90gQE:BFZqhOBnVyK23C6OoYMLiVcKtVx4MiuC

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

      033056e2a4dc8e10c9ba7d7ec078376a565d02046bb632bcd6c3be336a92a36e.exe

    • Size

      703KB

    • MD5

      a77d393d861eb34e71b888e7d9a97115

    • SHA1

      9b29e115e3fb4c8e175bf70459657c65652fbeba

    • SHA256

      033056e2a4dc8e10c9ba7d7ec078376a565d02046bb632bcd6c3be336a92a36e

    • SHA512

      6784b8eb35086e809287c7b8448f0a23f066bd73bf0de3bad0baecd4394269a00b3f9a8782c416a589963eef5d4b31787143d7a5a9c44626d129c52645998234

    • SSDEEP

      12288:/JFZqYMOaQ0q9nV/zsnK23KHVI6nodVdyMLiqyVcxwtVxgpMiuzOTN90gQE:BFZqhOBnVyK23C6OoYMLiVcKtVx4MiuC

    • Modifies firewall policy service

    • Sality

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

    • UAC bypass

    • Windows security bypass

    • Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality

    • UPX dump on OEP (original entry point)

    • UPX packed file

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

    • Windows security modification

    • Checks whether UAC is enabled

    • Enumerates connected drives

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

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Drops autorun.inf file

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

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Replication Through Removable Media

1
T1091

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Defense Evasion

Modify Registry

5
T1112

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

3
T1562

Disable or Modify Tools

3
T1562.001

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Discovery

System Information Discovery

2
T1082

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

Lateral Movement

Replication Through Removable Media

1
T1091

Tasks