Overview

overview

10

Static

static

3

e6f506f573...1f.exe

windows7-x64

10

e6f506f573...1f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e6f506f57365deb1b24b84eafbd9271f

  • Size

    468KB

  • Sample

    230916-d7lalabe38

  • MD5

    e6f506f57365deb1b24b84eafbd9271f

  • SHA1

    d120720527f6d02f2c6e058bc95cc18d8c23f269

  • SHA256

    ab3985e07195465b9a9d8c5a9959e783e2a30f6d6e7fdda3ab153de4d7fc6fe6

  • SHA512

    3273f5720d13ae0c77eb9e35ef52368f187b4acfe1e40471629c6e51e0f7c442f420bd0cbbe1f5e21918760fdd260cb86b7086eb93d92e28d00b502cd3e066e9

  • SSDEEP

    12288:zPmdD7nWjmGR5iErreKOOkLsxhDzfrroATRwJJ:7mN7u5iEKOKalroATRwX

Score
10/10
ammyyadminflawedammyyphobosrhadamanthyssmokeloaderbackdoorbootkitcollectionevasionpersistenceransomwareratspywarestealertrojan

Malware Config

Targets

    • Target

      e6f506f57365deb1b24b84eafbd9271f

    • Size

      468KB

    • MD5

      e6f506f57365deb1b24b84eafbd9271f

    • SHA1

      d120720527f6d02f2c6e058bc95cc18d8c23f269

    • SHA256

      ab3985e07195465b9a9d8c5a9959e783e2a30f6d6e7fdda3ab153de4d7fc6fe6

    • SHA512

      3273f5720d13ae0c77eb9e35ef52368f187b4acfe1e40471629c6e51e0f7c442f420bd0cbbe1f5e21918760fdd260cb86b7086eb93d92e28d00b502cd3e066e9

    • SSDEEP

      12288:zPmdD7nWjmGR5iErreKOOkLsxhDzfrroATRwJJ:7mN7u5iEKOKalroATRwX

    Score
    10/10
    ammyyadminphobosrhadamanthyssmokeloaderbackdoorbootkitcollectionevasionpersistenceransomwareratspywarestealertrojanflawedammyy

    • Ammyy Admin

      Remote admin tool with various capabilities.

      ratammyyadmin

    • AmmyyAdmin payload

    • Detect rhadamanthys stealer shellcode

    • FlawedAmmyy RAT

      Remote-access trojan based on leaked code for the Ammyy remote admin software.

      trojanflawedammyy

    • Phobos

      Phobos ransomware appeared at the beginning of 2019.

      ransomwarephobos

    • Rhadamanthys

      Rhadamanthys is an info stealer written in C++ first seen in August 2022.

      stealerrhadamanthys

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Renames multiple (146) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Renames multiple (303) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Deletes backup catalog

      Uses wbadmin.exe to inhibit system recovery.

      ransomware

    • Downloads MZ/PE file

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

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

    • Deletes itself

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses Microsoft Outlook profiles

      collection

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Indicator Removal

3
T1070

File Deletion

3
T1070.004

Modify Registry

1
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

4
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Command and Control

Exfiltration

Impact

Inhibit System Recovery

4
T1490

Tasks