Extracted

• • Target

    8e5f99b92349381fd772b1bdb18cce2c6595181fcad0f68de25593276d61620f.exe

  • Size

    513KB

  • MD5

    89fe28686a81b90bf1f46b6d46251ce4

  • SHA1

    19f6a799b4777acf208926cee4913c0a889db72e

  • SHA256

    8e5f99b92349381fd772b1bdb18cce2c6595181fcad0f68de25593276d61620f

  • SHA512

    9cb0181a6a9e6a37c10a6acf9c172fd4130f4d476b76c3b97acc71c157c3d8135f42d1f2a10bb87d07ecf784d30e705dc071b5630705e9f939127762795d0dfc

  • SSDEEP

    12288:pX5JC7oT39ra0hI1iGKsHJwUJ10qx6qhE12:pLC7mtThIcGNSS1VY31

  Score

  10^/10

  ammyyadminphobosrhadamanthyssmokeloaderbackdoorcollectionevasionpersistenceransomwareratstealertrojanflawedammyybootkitspyware

  • 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 (91) 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