Overview

overview

10

Static

static

10

OTCV4.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    OTCV4.exe

  • Size

    37KB

  • Sample

    230512-vvnzdsgb3y

  • MD5

    7a0a0912ad87e27c72755a763ba619bc

  • SHA1

    586d0e9b757935b10c599fca4da6a2d5f0b1d931

  • SHA256

    8f4d3537fb26ef5dd6866f116a5790b2b86d9057a9102cbe7910f14999e0987a

  • SHA512

    20c51eeb7081c7981f695a698d5cc64bc63e63b40a3f4c5e538c3f9d0c992c489cf8389c8f63107ec6c27b426ab8344022def79e3954b16c7e6b990a61b10900

  • SSDEEP

    384:cNOKMizd5jnBhFbJ8ycPhzvzCwSYdOrAF+rMRTyN/0L+EcoinblneHQM3epzXKG0:KOg5lLJfcPhzWVYIrM+rMRa8NuUGJat

Score
10/10
njratsvchostevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

svchost

C2

summer-semester.at.ply.gg:13213

Mutex

b6942de4fd3f9edee3dcb471233c170b

Attributes
  • reg_key

    b6942de4fd3f9edee3dcb471233c170b

  • splitter

    |'|'|

Targets

    • Target

      OTCV4.exe

    • Size

      37KB

    • MD5

      7a0a0912ad87e27c72755a763ba619bc

    • SHA1

      586d0e9b757935b10c599fca4da6a2d5f0b1d931

    • SHA256

      8f4d3537fb26ef5dd6866f116a5790b2b86d9057a9102cbe7910f14999e0987a

    • SHA512

      20c51eeb7081c7981f695a698d5cc64bc63e63b40a3f4c5e538c3f9d0c992c489cf8389c8f63107ec6c27b426ab8344022def79e3954b16c7e6b990a61b10900

    • SSDEEP

      384:cNOKMizd5jnBhFbJ8ycPhzvzCwSYdOrAF+rMRTyN/0L+EcoinblneHQM3epzXKG0:KOg5lLJfcPhzWVYIrM+rMRa8NuUGJat

    Score
    10/10
    njratsvchostevasionpersistencetrojan

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

      persistence
    behavioral1

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks