Overview

overview

10

Static

static

3

21b7a4cfbf...8e.exe

windows7-x64

10

21b7a4cfbf...8e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    21b7a4cfbf3b18c1702c051c724e0e8e

  • Size

    2.1MB

  • Sample

    231225-qqhvcscah7

  • MD5

    21b7a4cfbf3b18c1702c051c724e0e8e

  • SHA1

    0e3141161e06b3599e02bf71bcb4fd34abc4e71d

  • SHA256

    2c1029c9d37fffe70cb817d24ba07e7c2c6bed1d38bebb7c3b11b55811503c9d

  • SHA512

    520ee73c961844677e1f127336334be583449625233b2a63d9b5b58b9fa27fafaeb06263ccfe8434d23f2e23b8cd2143c19b1064e3d04eec97a16f7b37eef7ad

  • SSDEEP

    49152:Q9ijgQO1PMDozYAPz2UNZJjN9IQEiXm1eCQTe:QRMDoMu28rnIQEiJbC

Score
10/10
revengeratzgratnyancatrevengepersistencerattrojan

Malware Config

Extracted

Family

revengerat

Botnet

NyanCatRevenge

C2

dontreachme.duckdns.org:3601

Mutex

159ffe7d99124a92baa

Targets

    • Target

      21b7a4cfbf3b18c1702c051c724e0e8e

    • Size

      2.1MB

    • MD5

      21b7a4cfbf3b18c1702c051c724e0e8e

    • SHA1

      0e3141161e06b3599e02bf71bcb4fd34abc4e71d

    • SHA256

      2c1029c9d37fffe70cb817d24ba07e7c2c6bed1d38bebb7c3b11b55811503c9d

    • SHA512

      520ee73c961844677e1f127336334be583449625233b2a63d9b5b58b9fa27fafaeb06263ccfe8434d23f2e23b8cd2143c19b1064e3d04eec97a16f7b37eef7ad

    • SSDEEP

      49152:Q9ijgQO1PMDozYAPz2UNZJjN9IQEiXm1eCQTe:QRMDoMu28rnIQEiJbC

    Score
    10/10
    revengeratzgratnyancatrevengepersistencerattrojan

    • Detect ZGRat V1

    • Modifies WinLogon for persistence

      persistence

    • RevengeRAT

      Remote-access trojan with a wide range of capabilities.

      trojanrevengerat

    • ZGRat

      ZGRat is remote access trojan written in C#.

      ratzgrat

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scripting

1
T1064

Persistence

Boot or Logon Autostart Execution

1
T1547

Winlogon Helper DLL

1
T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Winlogon Helper DLL

1
T1547.004

Defense Evasion

Modify Registry

1
T1112

Scripting

1
T1064

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks