Overview

overview

10

Static

static

3

2024-06-11...re.exe

windows7-x64

10

2024-06-11...re.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2024-06-11_b4a8faedc4d87eca0491b74946a4cb7c_bkransomware

  • Size

    529KB

  • Sample

    240611-mlsxzstekd

  • MD5

    b4a8faedc4d87eca0491b74946a4cb7c

  • SHA1

    1eca72103cd8747448018acb6da7771af3192c90

  • SHA256

    418f9f4c540093c80a175b20a0b4749f31b4e69b454afb9cbc28b7d403537a27

  • SHA512

    4b1aa49c7b41394cdf7cd2ca35589dec56052ff2a7131c4988bc48ab3816459e975df73347ad0a98e35b17bd9ece171e87f71bcf541c618fae630400cf0a6437

  • SSDEEP

    6144:FYrIOXsqmWzJrdc6GJRQUjGUA9PRWLiFSbE56FORFzJZRicV47G:n2lWRPjhA9PRWg97VgG

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

      2024-06-11_b4a8faedc4d87eca0491b74946a4cb7c_bkransomware

    • Size

      529KB

    • MD5

      b4a8faedc4d87eca0491b74946a4cb7c

    • SHA1

      1eca72103cd8747448018acb6da7771af3192c90

    • SHA256

      418f9f4c540093c80a175b20a0b4749f31b4e69b454afb9cbc28b7d403537a27

    • SHA512

      4b1aa49c7b41394cdf7cd2ca35589dec56052ff2a7131c4988bc48ab3816459e975df73347ad0a98e35b17bd9ece171e87f71bcf541c618fae630400cf0a6437

    • SSDEEP

      6144:FYrIOXsqmWzJrdc6GJRQUjGUA9PRWLiFSbE56FORFzJZRicV47G:n2lWRPjhA9PRWg97VgG

    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

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

Resource Development

Reconnaissance

Tasks