Overview

overview

10

Static

static

10

0f8246d4b0...7b.exe

windows7-x64

10

0f8246d4b0...7b.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2022 08:41

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General

  • Target

    0f8246d4b0ee5a2240034c36b1ac9d4b814dc62bc1159d575c699f20ee23307b.exe

  • Size

    29KB

  • MD5

    e41cf4f07e6ffd80f0162aed47bc5717

  • SHA1

    b7a6ffa43c21b0bdfa3463ab316c698a36a0136b

  • SHA256

    0f8246d4b0ee5a2240034c36b1ac9d4b814dc62bc1159d575c699f20ee23307b

  • SHA512

    a7506847397f32bc4df75541f2b56866278726b413bb739722aea8938373ddfd0405842cb8bf292294db6264f0b40172470d2b5828aa7a7ac5326bf2180d7ca1

  • SSDEEP

    768:HWK7ZW4Oakw1BJX7oqsKuelBKh0p29SgRVX:2K78KEJKLKhG29jVX

Score
10/10
njrathackedevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

sidahmed-1973.no-ip.biz: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 48 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0f8246d4b0ee5a2240034c36b1ac9d4b814dc62bc1159d575c699f20ee23307b.exe
    "C:\Users\Admin\AppData\Local\Temp\0f8246d4b0ee5a2240034c36b1ac9d4b814dc62bc1159d575c699f20ee23307b.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:960
    • 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:2468
      • 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:3196

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

    29KB

    MD5

    e41cf4f07e6ffd80f0162aed47bc5717

    SHA1

    b7a6ffa43c21b0bdfa3463ab316c698a36a0136b

    SHA256

    0f8246d4b0ee5a2240034c36b1ac9d4b814dc62bc1159d575c699f20ee23307b

    SHA512

    a7506847397f32bc4df75541f2b56866278726b413bb739722aea8938373ddfd0405842cb8bf292294db6264f0b40172470d2b5828aa7a7ac5326bf2180d7ca1

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

    29KB

    MD5

    e41cf4f07e6ffd80f0162aed47bc5717

    SHA1

    b7a6ffa43c21b0bdfa3463ab316c698a36a0136b

    SHA256

    0f8246d4b0ee5a2240034c36b1ac9d4b814dc62bc1159d575c699f20ee23307b

    SHA512

    a7506847397f32bc4df75541f2b56866278726b413bb739722aea8938373ddfd0405842cb8bf292294db6264f0b40172470d2b5828aa7a7ac5326bf2180d7ca1

    Download Submit
  • memory/960-132-0x0000000075320000-0x00000000758D1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/960-136-0x0000000075320000-0x00000000758D1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/2468-133-0x0000000000000000-mapping.dmp
    Download
  • memory/2468-138-0x0000000075320000-0x00000000758D1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/2468-139-0x0000000075320000-0x00000000758D1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/3196-137-0x0000000000000000-mapping.dmp
    Download