Overview

overview

10

Static

static

SecuriteIn...84.exe

windows7_x64

10

SecuriteIn...84.exe

windows10_x64

10

Analysis

  • max time kernel
    136s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    15-12-2020 09:48

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General

  • Target

    SecuriteInfo.com.Backdoor.Remcos.20284.exe

  • Size

    866KB

  • MD5

    d543a59ba12985acaf4134c3ff427b86

  • SHA1

    626f4d2877429d63586bc0ccfdf313911b6817c8

  • SHA256

    45758c4c53cd20b6f598a9cba7185150543d829eee00aaa8dc565cefd59e9909

  • SHA512

    80bfd4931b4a0e032fd583544cdf4fe36a0791d988b3ccfdcffe826fb1f93dabadf9de7f0a309da5eca1972839420e0c4bac796b9768d740075980459962689e

Score
10/10
netwirebotnetevasionpersistenceratstealer

Malware Config

Signatures

  • NetWire RAT payload 3 IoCs
    rat
  • Netwire

    Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.

    botnetstealernetwire
  • Looks for VirtualBox Guest Additions in registry 2 TTPs
    evasion
  • Looks for VMWare Tools registry key 2 TTPs
    evasion
  • Modifies Installed Components in the registry 2 TTPs
    persistence
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Backdoor.Remcos.20284.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Backdoor.Remcos.20284.exe"
    1⤵
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1916
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Backdoor.Remcos.20284.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Backdoor.Remcos.20284.exe"
      2⤵
      • Adds Run key to start application
      PID:1108

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2
T1060

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

2
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/1108-11-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

    Download
  • memory/1108-12-0x0000000000402BCB-mapping.dmp
    Download
  • memory/1108-13-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

    Download
  • memory/1916-2-0x00000000745B0000-0x0000000074C9E000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/1916-3-0x0000000000CE0000-0x0000000000CE1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1916-5-0x0000000028470000-0x0000000048458000-memory.dmp
    Filesize

    511.9MB

    Download
  • memory/1916-6-0x0000000004E40000-0x0000000004E89000-memory.dmp
    Filesize

    292KB

    Download
  • memory/1916-7-0x0000000000620000-0x0000000000628000-memory.dmp
    Filesize

    32KB

    Download
  • memory/1916-9-0x0000000000800000-0x000000000082C000-memory.dmp
    Filesize

    176KB

    Download
  • memory/1916-10-0x0000000005BA0000-0x0000000005BA2000-memory.dmp
    Filesize

    8KB

    Download