Overview

overview

10

Static

static

10

057d622619...3f.exe

windows7-x64

10

057d622619...3f.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-09-2022 19:21

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General

  • Target

    057d62261912947a1f18f01aa7afd23f.exe

  • Size

    37KB

  • MD5

    057d62261912947a1f18f01aa7afd23f

  • SHA1

    31a7eb1006791f6e9ce3f92bf4c6df4cbf2b2a26

  • SHA256

    0633a748ff46014de54f04842b330746f815c669a1f6074e8beaec6b07f51937

  • SHA512

    7393f6d8ee85cc17b8a9bb0cd34c3dc1f81babf3febece1c8125e37b03044455f3081677ee3f5f730195209f8c35cd14e6692892ee36532bc938321b77570939

  • SSDEEP

    384:AkqIiuVjtD+P3V+y0bf2TKtvN4suKfdrAF+rMRTyN/0L+EcoinblneHQM3epzXHz:DNmV10bf2TKtClK1rM+rMRa8Nu5xt

Score
10/10
njrathackedevasiontrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

8.tcp.ngrok.io:10195

Mutex

e5fb6e8df0343904c919e4379c7d6680

Attributes
  • reg_key

    e5fb6e8df0343904c919e4379c7d6680

  • 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.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\057d62261912947a1f18f01aa7afd23f.exe
    "C:\Users\Admin\AppData\Local\Temp\057d62261912947a1f18f01aa7afd23f.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1880
    • C:\Users\Admin\AppData\Local\Temp\OneTapV4.exe
      "C:\Users\Admin\AppData\Local\Temp\OneTapV4.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3452
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\OneTapV4.exe" "OneTapV4.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:652

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Privilege Escalation

Defense Evasion

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\OneTapV4.exe
    Filesize

    37KB

    MD5

    057d62261912947a1f18f01aa7afd23f

    SHA1

    31a7eb1006791f6e9ce3f92bf4c6df4cbf2b2a26

    SHA256

    0633a748ff46014de54f04842b330746f815c669a1f6074e8beaec6b07f51937

    SHA512

    7393f6d8ee85cc17b8a9bb0cd34c3dc1f81babf3febece1c8125e37b03044455f3081677ee3f5f730195209f8c35cd14e6692892ee36532bc938321b77570939

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\OneTapV4.exe
    Filesize

    37KB

    MD5

    057d62261912947a1f18f01aa7afd23f

    SHA1

    31a7eb1006791f6e9ce3f92bf4c6df4cbf2b2a26

    SHA256

    0633a748ff46014de54f04842b330746f815c669a1f6074e8beaec6b07f51937

    SHA512

    7393f6d8ee85cc17b8a9bb0cd34c3dc1f81babf3febece1c8125e37b03044455f3081677ee3f5f730195209f8c35cd14e6692892ee36532bc938321b77570939

    Download Submit
  • memory/652-138-0x0000000000000000-mapping.dmp
    Download
  • memory/1880-132-0x00000000745F0000-0x0000000074BA1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/1880-137-0x00000000745F0000-0x0000000074BA1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/3452-133-0x0000000000000000-mapping.dmp
    Download
  • memory/3452-136-0x00000000745F0000-0x0000000074BA1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/3452-139-0x00000000745F0000-0x0000000074BA1000-memory.dmp
    Filesize

    5.7MB

    Download