Overview

overview

10

Static

static

1

8bp line cheto.rar

windows7-x64

10

8bp line cheto.rar

windows10-2004-x64

3

Sharing

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General

  • Target

    8bp line cheto.rar

  • Size

    2.4MB

  • Sample

    240514-lqk79sba94

  • MD5

    b56819fd25d445b1496395660c706dc0

  • SHA1

    787c59e095cb10589a8f6480a1f8ffee30c5cb8f

  • SHA256

    da628a12427eaf7ade463bf0fa497a3153deed4aded462f3a58e93ba2288f35c

  • SHA512

    c9b6f26fa00c314660341e43a1df32d2a67faff6fc3e00976a5231cb82afded4a88b4ee9dab9771ee3bbab27beb0b545caf2f2c2462ca928047b55a9c2df371a

  • SSDEEP

    49152:xUSIhr4gqAqn0Jj3GOdcdp7XTFbE3Y8QaToR/22rzlS4HLlH0JMYtm6b8l:xRIF4Sqn0blyjjF4PQ/2GzlfqJD78l

Score
10/10
zgratevasionexecutionpersistenceratspywarestealer

Malware Config

Targets

    • Target

      8bp line cheto.rar

    • Size

      2.4MB

    • MD5

      b56819fd25d445b1496395660c706dc0

    • SHA1

      787c59e095cb10589a8f6480a1f8ffee30c5cb8f

    • SHA256

      da628a12427eaf7ade463bf0fa497a3153deed4aded462f3a58e93ba2288f35c

    • SHA512

      c9b6f26fa00c314660341e43a1df32d2a67faff6fc3e00976a5231cb82afded4a88b4ee9dab9771ee3bbab27beb0b545caf2f2c2462ca928047b55a9c2df371a

    • SSDEEP

      49152:xUSIhr4gqAqn0Jj3GOdcdp7XTFbE3Y8QaToR/22rzlS4HLlH0JMYtm6b8l:xRIF4Sqn0blyjjF4PQ/2GzlfqJD78l

    Score
    10/10
    zgratevasionexecutionpersistenceratspywarestealer

    • Detect ZGRat V1

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • ZGRat

      ZGRat is remote access trojan written in C#.

      ratzgrat

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

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

      execution

    • Creates new service(s)

      persistenceexecution

    • Downloads MZ/PE file

    • Stops running service(s)

      evasionexecution

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

System Services

2
T1569

Service Execution

2
T1569.002

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

1
T1562

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

System Information Discovery

1
T1082

Remote System Discovery

1
T1018

Query Registry

1
T1012

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Service Stop

1
T1489

Resource Development

Reconnaissance

Tasks