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Overview

overview

10

Static

static

3

SolaraBoot...er.exe

windows7-x64

10

SolaraBoot...er.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    SolaraBootstrapper.exe

  • Size

    715KB

  • Sample

    240710-pm43raxgkp

  • MD5

    f76e6a62661fdf7181a0072479b2f7c7

  • SHA1

    bd4995f5d5d39931cec7bdf7872c89ca1c98b5d0

  • SHA256

    f74f54580d6be2be3245755cd960e61a29f0b0766e3eec827cb2909d6c768801

  • SHA512

    526e948cffaacaa6caa9313d28bdf8b726a40d863a6b6021482497b7c121ed830141cdcc3128d08122d9e50ab39fc4a0ff6475640ea0790c3b099ed829f310b9

  • SSDEEP

    12288:gPwNKpOkwyszkgmBaPeMpAqrepwBWP3pwdDT6ulrGQ+Sf4JRZbsGOsyr4Fzi5:gPwAkkEzkgyaPhKpNPSDT6ulGtR6eFz

Score
10/10
evasionexecutionpersistenceprivilege_escalationtrojan

Malware Config

Targets

    • Target

      SolaraBootstrapper.exe

    • Size

      715KB

    • MD5

      f76e6a62661fdf7181a0072479b2f7c7

    • SHA1

      bd4995f5d5d39931cec7bdf7872c89ca1c98b5d0

    • SHA256

      f74f54580d6be2be3245755cd960e61a29f0b0766e3eec827cb2909d6c768801

    • SHA512

      526e948cffaacaa6caa9313d28bdf8b726a40d863a6b6021482497b7c121ed830141cdcc3128d08122d9e50ab39fc4a0ff6475640ea0790c3b099ed829f310b9

    • SSDEEP

      12288:gPwNKpOkwyszkgmBaPeMpAqrepwBWP3pwdDT6ulrGQ+Sf4JRZbsGOsyr4Fzi5:gPwAkkEzkgyaPhKpNPSDT6ulGtR6eFz

    Score
    10/10
    evasionexecutionpersistenceprivilege_escalationtrojan

    • UAC bypass

      evasiontrojan

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

      execution

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2
T1059

PowerShell

2
T1059.001

Persistence

BITS Jobs

1
T1197

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

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

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

BITS Jobs

1
T1197

Impair Defenses

2
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

1
T1562.001

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks