Overview

overview

10

Static

static

dfd1bdc64a...07.exe

windows7_x64

8

dfd1bdc64a...07.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    184s
  • max time network
    183s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    01-07-2022 03:57

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General

  • Target

    dfd1bdc64a8ac12c530593077e9bc675a428d0e976cca7ac361cb3e78da72c07.exe

  • Size

    273KB

  • MD5

    9a04fe43112599664eccd2d07f47d8de

  • SHA1

    b5d08eaf2df5103cc6789b7b8e31bbda97c72581

  • SHA256

    dfd1bdc64a8ac12c530593077e9bc675a428d0e976cca7ac361cb3e78da72c07

  • SHA512

    2283ccdb72db5f645559ce8e1376adc1c71ea154aaaa20007188526be4b0462d7fb3a6e3bb696f462395d599a2b0bde5d33022bc8716eae45ffe916a55eee09b

Score
10/10
njratevasiontrojan

Malware Config

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.

  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 27 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dfd1bdc64a8ac12c530593077e9bc675a428d0e976cca7ac361cb3e78da72c07.exe
    "C:\Users\Admin\AppData\Local\Temp\dfd1bdc64a8ac12c530593077e9bc675a428d0e976cca7ac361cb3e78da72c07.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:4604
    • C:\Windows\chrome.exe
      "C:\Windows\chrome.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4284
      • C:\Windows\SYSTEM32\netsh.exe
        netsh firewall add allowedprogram "C:\Windows\chrome.exe" "chrome.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:4500

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:\Windows\chrome.exe
    Filesize

    273KB

    MD5

    9a04fe43112599664eccd2d07f47d8de

    SHA1

    b5d08eaf2df5103cc6789b7b8e31bbda97c72581

    SHA256

    dfd1bdc64a8ac12c530593077e9bc675a428d0e976cca7ac361cb3e78da72c07

    SHA512

    2283ccdb72db5f645559ce8e1376adc1c71ea154aaaa20007188526be4b0462d7fb3a6e3bb696f462395d599a2b0bde5d33022bc8716eae45ffe916a55eee09b

    Download Submit
  • C:\Windows\chrome.exe
    Filesize

    273KB

    MD5

    9a04fe43112599664eccd2d07f47d8de

    SHA1

    b5d08eaf2df5103cc6789b7b8e31bbda97c72581

    SHA256

    dfd1bdc64a8ac12c530593077e9bc675a428d0e976cca7ac361cb3e78da72c07

    SHA512

    2283ccdb72db5f645559ce8e1376adc1c71ea154aaaa20007188526be4b0462d7fb3a6e3bb696f462395d599a2b0bde5d33022bc8716eae45ffe916a55eee09b

    Download Submit
  • memory/4284-131-0x0000000000000000-mapping.dmp
    Download
  • memory/4284-134-0x00007FFEFAD50000-0x00007FFEFB786000-memory.dmp
    Filesize

    10.2MB

    Download
  • memory/4500-135-0x0000000000000000-mapping.dmp
    Download
  • memory/4604-130-0x00007FFEFAD50000-0x00007FFEFB786000-memory.dmp
    Filesize

    10.2MB

    Download