Overview

overview

10

Static

static

cd4805c329...2b.exe

windows7_x64

10

cd4805c329...2b.exe

windows10-2004_x64

8

Analysis

  • max time kernel
    4294230s
  • max time network
    189s
  • platform
    windows7_x64
  • resource
    win7-20220310-en
  • submitted
    20-03-2022 01:32

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General

  • Target

    cd4805c3292fed3286bc47c43a1384eb633236c720dd2082bc4e897d2788c52b.exe

  • Size

    10.8MB

  • MD5

    4f54150e61b5df07ad6323b964da1a98

  • SHA1

    ee32dab0f4489e567ac2da159e1beb68c617c6bd

  • SHA256

    cd4805c3292fed3286bc47c43a1384eb633236c720dd2082bc4e897d2788c52b

  • SHA512

    d4dcc1eaf227030cc94007fc26c839d7d234e050d97dac7aa515f2ab7ecb04db66997381576cbb6287bfd9e2188d65a8cd238a07daa1c9759f582c05c9ef7c1a

Score
10/10
njratzombieevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

Zombie

C2

116.127.220.82:1

Mutex

0f089c174b52a60dc1803fc49b6449e2

Attributes
  • reg_key

    0f089c174b52a60dc1803fc49b6449e2

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Modifies Windows Firewall 1 TTPs
    evasion
  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Suspicious use of AdjustPrivilegeToken 17 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cd4805c3292fed3286bc47c43a1384eb633236c720dd2082bc4e897d2788c52b.exe
    "C:\Users\Admin\AppData\Local\Temp\cd4805c3292fed3286bc47c43a1384eb633236c720dd2082bc4e897d2788c52b.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1928
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\cd4805c3292fed3286bc47c43a1384eb633236c720dd2082bc4e897d2788c52b.exe" "cd4805c3292fed3286bc47c43a1384eb633236c720dd2082bc4e897d2788c52b.exe" ENABLE
      2⤵
        PID:1824

    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

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1824-59-0x0000000076361000-0x0000000076363000-memory.dmp
      Filesize

      8KB

      Download
    • memory/1928-54-0x00000000746A0000-0x0000000074D8E000-memory.dmp
      Filesize

      6.9MB

      Download
    • memory/1928-55-0x0000000001380000-0x0000000001E5A000-memory.dmp
      Filesize

      10.9MB

      Download
    • memory/1928-56-0x0000000008990000-0x0000000008F08000-memory.dmp
      Filesize

      5.5MB

      Download
    • memory/1928-57-0x00000000006E0000-0x00000000006E1000-memory.dmp
      Filesize

      4KB

      Download
    • memory/1928-58-0x0000000000420000-0x0000000000430000-memory.dmp
      Filesize

      64KB

      Download