Overview

overview

10

Static

static

3

a8da994fb6...33.exe

windows7-x64

3

a8da994fb6...33.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    108s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/03/2025, 21:17

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General

  • Target

    a8da994fb6eee512403ebf7d102bc7cba54420bc232e5429ec5076df3c281433.exe

  • Size

    3.0MB

  • MD5

    a9a524163c5828c30ded31695eabc5a1

  • SHA1

    11fa7594019459d304950da7ff43dd37e3121673

  • SHA256

    a8da994fb6eee512403ebf7d102bc7cba54420bc232e5429ec5076df3c281433

  • SHA512

    caca31d9a0025813e071128edb0b1ed05a9076b38151e54df8ec55ee29b3e740f5c43d6130c920dc82c352a27f1f9ae70127987d5ad43286484751be022c0e53

  • SSDEEP

    49152:RZ4rujE/CLlVl80CdSI3LdmLgWtAjkhA486LqmQKzeFH/LNqAznwuyZ:R+ruj+CLflabdSgGhm6OFGUwuU

Score
10/10
salitybackdoorbootkitdefense_evasiondiscoverypersistencetrojanupx

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

Signatures

  • Modifies firewall policy service 3 TTPs 3 IoCs
    defense_evasion
  • Sality

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

    backdoorsality
  • Sality family
    sality
  • UAC bypass 3 TTPs 1 IoCs
    defense_evasiontrojan
  • Windows security bypass 2 TTPs 6 IoCs
    defense_evasiontrojan
  • Windows security modification 2 TTPs 7 IoCs
    defense_evasiontrojan
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    defense_evasiontrojan
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • UPX packed file 3 IoCs

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

    upx
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • System policy modification 1 TTPs 1 IoCs
    defense_evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\a8da994fb6eee512403ebf7d102bc7cba54420bc232e5429ec5076df3c281433.exe
    "C:\Users\Admin\AppData\Local\Temp\a8da994fb6eee512403ebf7d102bc7cba54420bc232e5429ec5076df3c281433.exe"
    1⤵
    • Modifies firewall policy service
    • UAC bypass
    • Windows security bypass
    • Windows security modification
    • Checks whether UAC is enabled
    • Writes to the Master Boot Record (MBR)
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • System policy modification
    PID:5112

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

4
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

3
T1562.001

Modify Registry

5
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Discovery

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

  • memory/5112-0-0x0000000000400000-0x000000000071D000-memory.dmp

    Filesize

    3.1MB

    Download

  • memory/5112-1-0x0000000002670000-0x000000000372A000-memory.dmp

    Filesize

    16.7MB

    Download

  • memory/5112-7-0x0000000002670000-0x000000000372A000-memory.dmp

    Filesize

    16.7MB

    Download

  • memory/5112-11-0x0000000000400000-0x000000000071D000-memory.dmp

    Filesize

    3.1MB

    Download

  • memory/5112-8-0x000000006E400000-0x000000006E410000-memory.dmp

    Filesize

    64KB

    Download

  • memory/5112-3-0x0000000002670000-0x000000000372A000-memory.dmp

    Filesize

    16.7MB

    Download