Overview

overview

10

Static

static

0w1XziesiBaxbYs.exe

windows7_x64

10

0w1XziesiBaxbYs.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    7c9df5ab3b23d6f93f280a7b29fdcd39cd5f68100a83d3b30aefee4990f34aef

  • Size

    497KB

  • Sample

    220520-2eh7jaacgj

  • MD5

    17bdf63a8615bdcd21325ad817d0b7b7

  • SHA1

    5aaa02ee090c3eeeb997c7a6d5ec683503981ea0

  • SHA256

    7c9df5ab3b23d6f93f280a7b29fdcd39cd5f68100a83d3b30aefee4990f34aef

  • SHA512

    63168ddcf9fcb8b2b6e05da932a2f54dca9cc591109fc06559b202b9deb35c6a44826a0fb248f6e894fe54b435d78c90a282a352fd4a21eb1c017dbde4569c5d

Score
10/10
netwirebotnetevasionpersistenceratstealer

Malware Config

Extracted

Family

netwire

C2

sepp.myq-see.com:2001

Attributes
  • activex_autorun

    true

  • activex_key

    {50L4QLIK-5N0E-1U7P-5W65-RDN0R6N72FF0}

  • copy_executable

    true

  • delete_original

    false

  • host_id

    HostId-%Rand%

  • install_path

    %AppData%\Install\Host.exe

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    false

  • mutex

    XdWObmml

  • offline_keylogger

    true

  • password

    Password

  • registry_autorun

    false

  • startup_name

  • use_mutex

    true

Targets

    • Target

      0w1XziesiBaxbYs.exe

    • Size

      520KB

    • MD5

      f0cac1110e145d3b260ad6be1566dc10

    • SHA1

      f0cf3f3d9ff962752dbf993ac5b75f1d574e0450

    • SHA256

      506445199001be9096b17efc9f3e2a8025d0b167b1ce581831366b4d00e875dc

    • SHA512

      b93c8925b7bb992debd30a374ad3c0e7a2eecfc5ff7a6972b02753e9e04f0a7886034f40fd20979734c49c1cdb3ff05d41486c4ffbcbfe07141ace3250ae80a2

    Score
    10/10
    netwirebotnetevasionpersistenceratstealer

    • NetWire RAT payload

      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

      evasion

    • Executes dropped EXE

    • Looks for VMWare Tools registry key

      evasion

    • Modifies Installed Components in the registry

      persistence

    • Checks BIOS information in registry

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Maps connected drives based on registry

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks