Overview

overview

10

Static

static

virussign.exe

windows7-x64

10

virussign.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    virussign.com_e60ddc34bde1a87061dd29b5b4479890

  • Size

    597KB

  • Sample

    220715-v5jseseccp

  • MD5

    e60ddc34bde1a87061dd29b5b4479890

  • SHA1

    ac7e92f99be934dcb0ebe4f611ecc8b7984eed8d

  • SHA256

    f84cd8ad47e1d607b9965b2505adf658a9ec61142cc51ef37cd703b1ad0eadab

  • SHA512

    a1f64c5246b49b5c0c8ec47fa14de9962f85640ab29f0f1de6f19799b01f15e0b0699b11d0837e89833a10760897fbe8b44ea2d03bfaebd03f95fcde226a36a3

Score
10/10
salitybackdoorevasionpersistencetrojanupx

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/

http://klkjwre77638dfqwieuoi888.info/

Targets

    • Target

      virussign.com_e60ddc34bde1a87061dd29b5b4479890

    • Size

      597KB

    • MD5

      e60ddc34bde1a87061dd29b5b4479890

    • SHA1

      ac7e92f99be934dcb0ebe4f611ecc8b7984eed8d

    • SHA256

      f84cd8ad47e1d607b9965b2505adf658a9ec61142cc51ef37cd703b1ad0eadab

    • SHA512

      a1f64c5246b49b5c0c8ec47fa14de9962f85640ab29f0f1de6f19799b01f15e0b0699b11d0837e89833a10760897fbe8b44ea2d03bfaebd03f95fcde226a36a3

    Score
    10/10
    salitybackdoorevasiontrojanupxpersistence

    • Modifies firewall policy service

      evasion

    • Sality

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

      backdoorsality

    • UAC bypass

      evasiontrojan

    • Windows security bypass

      evasiontrojan

    • Disables RegEdit via registry modification

      evasion

    • Disables Task Manager via registry modification

      evasion

    • Executes dropped EXE

    • Registers COM server for autorun

      persistence

    • Sets file execution options in registry

      persistence

    • UPX packed file

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

      upx

    • Checks computer location settings

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

    • 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 file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

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

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks