Overview

overview

10

Static

static

3

befb05688d...cf.exe

windows7-x64

10

befb05688d...cf.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    befb05688d6cda129cdb213bbc0fbbae0dc33eed8c13049a98118b3283c52acf

  • Size

    65KB

  • Sample

    240329-cd3gcafb49

  • MD5

    fb30889351ee6ef2c4a717e7799e00bf

  • SHA1

    3113809823e1d099e42c9991aa9383d736562fee

  • SHA256

    befb05688d6cda129cdb213bbc0fbbae0dc33eed8c13049a98118b3283c52acf

  • SHA512

    4057ffe33f2197cb1f220ceb5b1ba578e848a6346900d41887888ec89f696494019e1688d0124240dbf28f7dce69bdf192806f1f3f5460aa7837c48044324894

  • SSDEEP

    1536:3KHQbHo/nVGU9Lwl2O8zxIeUTLP1emUr3gDVfV0L94V:6HBGU9A2hx9UTLP8mhj

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

      befb05688d6cda129cdb213bbc0fbbae0dc33eed8c13049a98118b3283c52acf

    • Size

      65KB

    • MD5

      fb30889351ee6ef2c4a717e7799e00bf

    • SHA1

      3113809823e1d099e42c9991aa9383d736562fee

    • SHA256

      befb05688d6cda129cdb213bbc0fbbae0dc33eed8c13049a98118b3283c52acf

    • SHA512

      4057ffe33f2197cb1f220ceb5b1ba578e848a6346900d41887888ec89f696494019e1688d0124240dbf28f7dce69bdf192806f1f3f5460aa7837c48044324894

    • SSDEEP

      1536:3KHQbHo/nVGU9Lwl2O8zxIeUTLP1emUr3gDVfV0L94V:6HBGU9A2hx9UTLP8mhj

    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

    • 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.

      upx

    • 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.

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

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

Credential Access

Discovery

System Information Discovery

3
T1082

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks