Overview

overview

10

Static

static

8

virussign.exe

windows7_x64

10

virussign.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    virussign.com_e0f6d160403a4a4f8f0f4fd95b0195e0

  • Size

    150KB

  • Sample

    220713-rt7hkaadd3

  • MD5

    e0f6d160403a4a4f8f0f4fd95b0195e0

  • SHA1

    6cc9d372efe50fd1902bdd0402473787d2de6494

  • SHA256

    5b318d19d32ab37e37711ec351a00c952edfea259a367ccad3817039c0a50ce2

  • SHA512

    bf38dca261baade73a2689802ffc24e41bb5e71307d3aa616ef2fb025bf77c926b5aa0fd9eead81a0b32905636e918c90b9889d342f369470a8229ff2caa1393

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_e0f6d160403a4a4f8f0f4fd95b0195e0

    • Size

      150KB

    • MD5

      e0f6d160403a4a4f8f0f4fd95b0195e0

    • SHA1

      6cc9d372efe50fd1902bdd0402473787d2de6494

    • SHA256

      5b318d19d32ab37e37711ec351a00c952edfea259a367ccad3817039c0a50ce2

    • SHA512

      bf38dca261baade73a2689802ffc24e41bb5e71307d3aa616ef2fb025bf77c926b5aa0fd9eead81a0b32905636e918c90b9889d342f369470a8229ff2caa1393

    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.

    • Drops autorun.inf file

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

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

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

Replication Through Removable Media

1
T1091

Collection

Exfiltration

Command and Control

Impact

Tasks