Overview

overview

10

Static

static

bd3ae11ff6...1b.exe

windows7_x64

10

bd3ae11ff6...1b.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    bd3ae11ff6f6237d412fb63691f9f996cadfff01f4cc8fc794667cac32e4591b

  • Size

    192KB

  • Sample

    220524-1btnesgfg3

  • MD5

    df86d94d232936396ac44b8833d3a2b9

  • SHA1

    5cda1121d3e3005dba8a92180223f0499eb0e2f9

  • SHA256

    bd3ae11ff6f6237d412fb63691f9f996cadfff01f4cc8fc794667cac32e4591b

  • SHA512

    d3a235982ed2d388a6cd9732dde041e2ac7ba4e05368d5a57812a51fa984685f8629ac35f46e4731d260d8cb7859fb1bf8f5af063bac9d94bafeb50897d78174

Score
10/10
evasionrezer0trojan

Malware Config

Targets

    • Target

      bd3ae11ff6f6237d412fb63691f9f996cadfff01f4cc8fc794667cac32e4591b

    • Size

      192KB

    • MD5

      df86d94d232936396ac44b8833d3a2b9

    • SHA1

      5cda1121d3e3005dba8a92180223f0499eb0e2f9

    • SHA256

      bd3ae11ff6f6237d412fb63691f9f996cadfff01f4cc8fc794667cac32e4591b

    • SHA512

      d3a235982ed2d388a6cd9732dde041e2ac7ba4e05368d5a57812a51fa984685f8629ac35f46e4731d260d8cb7859fb1bf8f5af063bac9d94bafeb50897d78174

    Score
    10/10
    rezer0evasiontrojan

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Modifies Windows Defender Real-time Protection settings

      evasiontrojan

    • ReZer0 packer

      Detects ReZer0, a packer with multiple versions used in various campaigns.

      rezer0

    • Executes dropped EXE

    • Windows security modification

      evasiontrojan

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

2
T1089

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks