Overview

overview

10

Static

static

10

0675fd2f6b...ca.exe

windows7-x64

10

0675fd2f6b...ca.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    151s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-10-2022 15:19

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General

  • Target

    0675fd2f6ba7508c0c7064d51223e4c5ae521a2a83d20f36189dcb5a15dbfaca.exe

  • Size

    31KB

  • MD5

    489f6e07931800e86db3bec9e8975e70

  • SHA1

    a18fbcb963addef7350edc22ee2237662670cf57

  • SHA256

    0675fd2f6ba7508c0c7064d51223e4c5ae521a2a83d20f36189dcb5a15dbfaca

  • SHA512

    f34f361cec82029883add77479c9cffff2cfcbc6fee82b36cbf20cbf0ae2eff6a0bfcc1cd7b330b6c695cf644db903c5daac721a3496a53d53b5c9694ef9dfca

  • SSDEEP

    384:0XUHEBl7p3hUw2s7hv55gEKemqDSqre/IDGBsbh0w4wlAokw9OhgOL1vYRGOZz3z:0L7bUw2CtkEcqNreHBKh0p29SgRR/

Score
10/10
njrathackedevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

mooooooz.zapto.org:1177

Mutex

5cd8f17f4086744065eb0992a09e05a2

Attributes
  • reg_key

    5cd8f17f4086744065eb0992a09e05a2

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Executes dropped EXE 1 IoCs
  • Modifies Windows Firewall 1 TTPs 1 IoCs
    evasion
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 45 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0675fd2f6ba7508c0c7064d51223e4c5ae521a2a83d20f36189dcb5a15dbfaca.exe
    "C:\Users\Admin\AppData\Local\Temp\0675fd2f6ba7508c0c7064d51223e4c5ae521a2a83d20f36189dcb5a15dbfaca.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3716
    • C:\Users\Admin\AppData\Local\Temp\Trojan.exe
      "C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3540
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:4324

Network

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

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Trojan.exe
    Filesize

    31KB

    MD5

    489f6e07931800e86db3bec9e8975e70

    SHA1

    a18fbcb963addef7350edc22ee2237662670cf57

    SHA256

    0675fd2f6ba7508c0c7064d51223e4c5ae521a2a83d20f36189dcb5a15dbfaca

    SHA512

    f34f361cec82029883add77479c9cffff2cfcbc6fee82b36cbf20cbf0ae2eff6a0bfcc1cd7b330b6c695cf644db903c5daac721a3496a53d53b5c9694ef9dfca

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\Trojan.exe
    Filesize

    31KB

    MD5

    489f6e07931800e86db3bec9e8975e70

    SHA1

    a18fbcb963addef7350edc22ee2237662670cf57

    SHA256

    0675fd2f6ba7508c0c7064d51223e4c5ae521a2a83d20f36189dcb5a15dbfaca

    SHA512

    f34f361cec82029883add77479c9cffff2cfcbc6fee82b36cbf20cbf0ae2eff6a0bfcc1cd7b330b6c695cf644db903c5daac721a3496a53d53b5c9694ef9dfca

    Download Submit
  • memory/3540-133-0x0000000000000000-mapping.dmp
    Download
  • memory/3540-137-0x0000000075300000-0x00000000758B1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/3540-139-0x0000000075300000-0x00000000758B1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/3716-132-0x0000000075300000-0x00000000758B1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/3716-136-0x0000000075300000-0x00000000758B1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/4324-138-0x0000000000000000-mapping.dmp
    Download