Overview

overview

10

Static

static

10

5b214ea4cc...ca.exe

windows7_x64

10

5b214ea4cc...ca.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    5b214ea4cc035e5375f3a6335c847dea72c5db6f8423828d0d27f7ab6ef4e0ca

  • Size

    31KB

  • Sample

    220520-e5axhsaae3

  • MD5

    b5d21530538e7822bd6ccbf4458eb903

  • SHA1

    d44b98c09eecc1358dec7378de630d9da63e5a25

  • SHA256

    5b214ea4cc035e5375f3a6335c847dea72c5db6f8423828d0d27f7ab6ef4e0ca

  • SHA512

    91c37315bd4372fcd24396aff2efcd018ed83e4c44a8eb4db23f1815cd2114cb9ba2e7dab5509e68edc7e596b5da9abc9173a845531838a275cecbe108388d36

Score
10/10
njratqevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

q

C2

90.191.122.120:6522

Mutex

255d238b748d6b3fe0502dded68c366c

Attributes
  • reg_key

    255d238b748d6b3fe0502dded68c366c

  • splitter

    Y262SUCZ4UJJ

Targets

    • Target

      5b214ea4cc035e5375f3a6335c847dea72c5db6f8423828d0d27f7ab6ef4e0ca

    • Size

      31KB

    • MD5

      b5d21530538e7822bd6ccbf4458eb903

    • SHA1

      d44b98c09eecc1358dec7378de630d9da63e5a25

    • SHA256

      5b214ea4cc035e5375f3a6335c847dea72c5db6f8423828d0d27f7ab6ef4e0ca

    • SHA512

      91c37315bd4372fcd24396aff2efcd018ed83e4c44a8eb4db23f1815cd2114cb9ba2e7dab5509e68edc7e596b5da9abc9173a845531838a275cecbe108388d36

    Score
    10/10
    njratqevasionpersistencetrojan

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Executes dropped EXE

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

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

    • Drops startup file

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

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