Overview

overview

10

Static

static

10

aacd16a552...1d.exe

windows7-x64

10

aacd16a552...1d.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    187s
  • max time network
    187s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 20:58

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General

  • Target

    aacd16a5525ab0e1e690839933296f051279e11ea39b31e003f5b6cdaf69591d.exe

  • Size

    232KB

  • MD5

    078c443bcef55469d0e676bfdb3657da

  • SHA1

    d2f776086636685bbfff14350a4dad829fdfc930

  • SHA256

    aacd16a5525ab0e1e690839933296f051279e11ea39b31e003f5b6cdaf69591d

  • SHA512

    078bbe71d9deea47947932bbc5fb79de21ba812cbb0274194fc347640420a4335cdf6c060de5a5fe4a0f237cd0d295d6131d6795bd1c081df9881b15150193eb

  • SSDEEP

    3072:f6MMA29HPwr/7bn8fgNYg2hilnsf+odkFX4CDlpj3sRpPeQZ3NM:c9vwrX8kY3hino+aCDrIRNeQZN

Score
10/10
njrathackedevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

gabrireimice.no-ip.biz:1177

Mutex

7d31449cc24545e5baf7b7e98c5e61d9

Attributes
  • reg_key

    7d31449cc24545e5baf7b7e98c5e61d9

  • 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\aacd16a5525ab0e1e690839933296f051279e11ea39b31e003f5b6cdaf69591d.exe
    "C:\Users\Admin\AppData\Local\Temp\aacd16a5525ab0e1e690839933296f051279e11ea39b31e003f5b6cdaf69591d.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3044
    • C:\Users\Admin\AppData\Roaming\Explorer.exe
      "C:\Users\Admin\AppData\Roaming\Explorer.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1644
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\Explorer.exe" "Explorer.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:1556

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\Roaming\Explorer.exe
    Filesize

    232KB

    MD5

    078c443bcef55469d0e676bfdb3657da

    SHA1

    d2f776086636685bbfff14350a4dad829fdfc930

    SHA256

    aacd16a5525ab0e1e690839933296f051279e11ea39b31e003f5b6cdaf69591d

    SHA512

    078bbe71d9deea47947932bbc5fb79de21ba812cbb0274194fc347640420a4335cdf6c060de5a5fe4a0f237cd0d295d6131d6795bd1c081df9881b15150193eb

    Download Submit
  • C:\Users\Admin\AppData\Roaming\Explorer.exe
    Filesize

    232KB

    MD5

    078c443bcef55469d0e676bfdb3657da

    SHA1

    d2f776086636685bbfff14350a4dad829fdfc930

    SHA256

    aacd16a5525ab0e1e690839933296f051279e11ea39b31e003f5b6cdaf69591d

    SHA512

    078bbe71d9deea47947932bbc5fb79de21ba812cbb0274194fc347640420a4335cdf6c060de5a5fe4a0f237cd0d295d6131d6795bd1c081df9881b15150193eb

    Download Submit
  • memory/1556-137-0x0000000000000000-mapping.dmp
    Download
  • memory/1644-133-0x0000000000000000-mapping.dmp
    Download
  • memory/1644-138-0x0000000074E40000-0x00000000753F1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/1644-139-0x0000000074E40000-0x00000000753F1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/3044-132-0x0000000074E40000-0x00000000753F1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/3044-136-0x0000000074E40000-0x00000000753F1000-memory.dmp
    Filesize

    5.7MB

    Download