Overview

overview

10

Static

static

11cd53140b...8e.exe

windows7_x64

9

11cd53140b...8e.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    11cd53140b10586632b8647ef744826921d2e4277f6e38beb8b5b046ece9e18e

  • Size

    1.7MB

  • Sample

    220315-ymc4psdfhn

  • MD5

    7261afc8252acda5b54b5dab17397232

  • SHA1

    e592a1ba2f4395b3b3f2e2b296073c4611138bdd

  • SHA256

    11cd53140b10586632b8647ef744826921d2e4277f6e38beb8b5b046ece9e18e

  • SHA512

    322fb0827bb8992edce73dac778e8f482c255808a0c219d4721cc9f648f161603f16ad1229347b75f0128c8c5a694cebd5183b87e394b02182bbd86d9c35ada0

Score
10/10
njratzombieevasiontrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

Zombie

C2

114.200.138.100:1

Mutex

81b6bee12897b0925d873d3282345257

Attributes
  • reg_key

    81b6bee12897b0925d873d3282345257

  • splitter

    |'|'|

Targets

    • Target

      11cd53140b10586632b8647ef744826921d2e4277f6e38beb8b5b046ece9e18e

    • Size

      1.7MB

    • MD5

      7261afc8252acda5b54b5dab17397232

    • SHA1

      e592a1ba2f4395b3b3f2e2b296073c4611138bdd

    • SHA256

      11cd53140b10586632b8647ef744826921d2e4277f6e38beb8b5b046ece9e18e

    • SHA512

      322fb0827bb8992edce73dac778e8f482c255808a0c219d4721cc9f648f161603f16ad1229347b75f0128c8c5a694cebd5183b87e394b02182bbd86d9c35ada0

    Score
    10/10
    evasionnjratzombietrojan

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

      evasion

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Drops startup file

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

      evasion

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks