Overview

overview

10

Static

static

10

a35053dd6b...c5.exe

windows7-x64

8

a35053dd6b...c5.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    d45a4e6cac86116d42bd309e238aeace1a6ea85abf4d92fdc3e77e44dbc709d1

  • Size

    17KB

  • Sample

    240419-vwnd9abc2t

  • MD5

    1b9e22996591808adc1b951cf548636d

  • SHA1

    7b903db38037324480f686ffd364c3fb1a09800d

  • SHA256

    d45a4e6cac86116d42bd309e238aeace1a6ea85abf4d92fdc3e77e44dbc709d1

  • SHA512

    06297cbed7671af7c026f9f4a6e36881e99f9797a1b328ff5cab90a21dc2e50b4b0e28757a23e3501e369fe4781125a246117e8add14ae1ac9ff8a4726687264

  • SSDEEP

    384:vUuf5MH/NruNPVfLDm1zFcJJ3Jah7M8tpLQjirNnCmBlwPO+Ll8vR:vUCuH/Yf+cJJwhM8thvr59wBl85

Score
10/10
njrathackedevasionpersistence

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

0.tcp.eu.ngrok.io:10543

Mutex

0f26a0177e6d7bdea303c415a2cd31ad

Attributes
  • reg_key

    0f26a0177e6d7bdea303c415a2cd31ad

  • splitter

    |'|'|

Targets

    • Target

      a35053dd6b939f8d9e170b46f53dd4206da004360d95eedbfe9bece52bf5bdc5.exe

    • Size

      37KB

    • MD5

      04367c9726da6129021795592068378b

    • SHA1

      ad27c15e09cc240c125604e3b01948f674be73f6

    • SHA256

      a35053dd6b939f8d9e170b46f53dd4206da004360d95eedbfe9bece52bf5bdc5

    • SHA512

      b970ef6e60394b32cecf0c9269377440557f9c8e42c5f26b7dace94fe3730dadff83113688e1085e170917743cc1ac6683ed2ebe101669598989b80afdd6252e

    • SSDEEP

      384:/5knF7Lsikf9zNf/1uyU7nQ3H1smY32rAF+rMRTyN/0L+EcoinblneHQM3epzX2s:+nNal1lU7nQFNYmrM+rMRa8NuoEt

    Score
    8/10
    evasionpersistence

    • Modifies Windows Firewall

      evasion

    • Drops startup file

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Resource Development

Reconnaissance

Tasks