General

  • Target

    12c76eed812a9c0dab1ac9930c20bf52cf1fcb14bc29ee8824e625f4710f5f81

  • Size

    813KB

  • Sample

    230923-1zpdlscd52

  • MD5

    00667d07984f51470d822539fbbece10

  • SHA1

    86b47a893825acb7fb4e117ec643753f556c6186

  • SHA256

    12c76eed812a9c0dab1ac9930c20bf52cf1fcb14bc29ee8824e625f4710f5f81

  • SHA512

    8463543dcfb0c21b1cd48215010c819f0cabec9af7b4471192ab9fdc259568d83a2697bbcdbf0ff65c674ebdad83e202a2a9227b5c7c79e13bb8908c2b71e2e7

  • SSDEEP

    12288:uMrJy90ug4C3418kBCuaC/HkXDpAEF9tvXWk4jsk7QSF/alg8PdemA9u1GedDOl:zyFgj418kBCAHYDpAAXmggac9MdD4

Malware Config

Extracted

Family

amadey

Version

3.89

C2

http://77.91.68.52/mac/index.php

http://77.91.68.78/help/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explonde.exe

  • strings_key

    916aae73606d7a9e02a1d3b47c199688

rc4.plain
rc4.plain

Extracted

Family

smokeloader

Version

2022

C2

http://servermlogs27.xyz/statweb255/

http://servmblog45.xyz/statweb255/

http://demblog575.xyz/statweb255/

http://admlogs85x.xyz/statweb255/

http://blogmstat389.xyz/statweb255/

http://blogmstat255.xyz/statweb255/

rc4.i32
rc4.i32

Targets

    • Target

      12c76eed812a9c0dab1ac9930c20bf52cf1fcb14bc29ee8824e625f4710f5f81

    • Size

      813KB

    • MD5

      00667d07984f51470d822539fbbece10

    • SHA1

      86b47a893825acb7fb4e117ec643753f556c6186

    • SHA256

      12c76eed812a9c0dab1ac9930c20bf52cf1fcb14bc29ee8824e625f4710f5f81

    • SHA512

      8463543dcfb0c21b1cd48215010c819f0cabec9af7b4471192ab9fdc259568d83a2697bbcdbf0ff65c674ebdad83e202a2a9227b5c7c79e13bb8908c2b71e2e7

    • SSDEEP

      12288:uMrJy90ug4C3418kBCuaC/HkXDpAEF9tvXWk4jsk7QSF/alg8PdemA9u1GedDOl:zyFgj418kBCAHYDpAAXmggac9MdD4

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Detect rhadamanthys stealer shellcode

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • Phobos

      Phobos ransomware appeared at the beginning of 2019.

    • Rhadamanthys

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

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies boot configuration data using bcdedit

    • Renames multiple (66) files with added filename extension

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

    • Deletes backup catalog

      Uses wbadmin.exe to inhibit system recovery.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Checks computer location settings

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

    • 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.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

2
T1112

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Indicator Removal

3
T1070

File Deletion

3
T1070.004

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Impact

Inhibit System Recovery

4
T1490

Tasks