Overview

overview

10

Static

static

virussign.dll

windows7-x64

10

virussign.dll

windows10-2004-x64

10

Sharing

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General

  • Target

    virussign.com_7035aa8d06897d9c55e11bed39037130

  • Size

    120KB

  • Sample

    220716-jtvj1aaba6

  • MD5

    7035aa8d06897d9c55e11bed39037130

  • SHA1

    4e02816b2a9ec4d758f34a8aeea20376eab320f8

  • SHA256

    ded9acd7c3071f3477179b0729961d0975de0b81d98bf59b35da0ce75c48c584

  • SHA512

    96589f63fc3afc92adf431907cbced4b8a120193ea12656307369a23394c7aa48bf409e5ed6a431abf268b7d2d8642911c4dc354951bc0f8b2752713854e5de5

Score
10/10
salitybackdoorevasiontrojanupx

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

Targets

    • Target

      virussign.com_7035aa8d06897d9c55e11bed39037130

    • Size

      120KB

    • MD5

      7035aa8d06897d9c55e11bed39037130

    • SHA1

      4e02816b2a9ec4d758f34a8aeea20376eab320f8

    • SHA256

      ded9acd7c3071f3477179b0729961d0975de0b81d98bf59b35da0ce75c48c584

    • SHA512

      96589f63fc3afc92adf431907cbced4b8a120193ea12656307369a23394c7aa48bf409e5ed6a431abf268b7d2d8642911c4dc354951bc0f8b2752713854e5de5

    Score
    10/10
    salitybackdoorevasiontrojanupx

    • Modifies firewall policy service

      evasion

    • Sality

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

      backdoorsality

    • UAC bypass

      evasiontrojan

    • Windows security bypass

      evasiontrojan

    • Executes dropped EXE

    • UPX packed file

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

      upx

    • Loads dropped DLL

    • Windows security modification

      evasiontrojan

    • Checks whether UAC is enabled

      evasiontrojan

    • Enumerates connected drives

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

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Modify Registry

5
T1112

Bypass User Account Control

1
T1088

Disabling Security Tools

3
T1089

Credential Access

Discovery

System Information Discovery

2
T1082

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks