General

  • Target

    RNSM00263.7z

  • Size

    14.7MB

  • Sample

    250227-abzassxxcw

  • MD5

    b5605a2b8f66bf24c593e25b8f4ac814

  • SHA1

    16349b6d8e7fe24a2a6c814a1b495a733f3c710a

  • SHA256

    2e8e77d7d27a593727853a3ced3b73091e03240280d2c1823a112e68732d4f9a

  • SHA512

    85c44d4243cc1f807712983266774177907dc34f219c3f7d55f54dede838ca8bfbce3958b1b7062ffa4d2e6770bf2fed5b0de2d25150f0d01e49a3d6c3b1a4c3

  • SSDEEP

    393216:OPP2rxjRt6uTEKT3SU+jIxEKkFnAh4ET1mpEiKj5:o2rxf5PiJjIxEK2nAXA+j5

Malware Config

Extracted

Language
hta
Source
URLs
hta.dropper

http://report22new.com/inst.php?id=02967

Extracted

Language
hta
Source
URLs
hta.dropper

http://reporteriche.com/inst.php?id=02967

Extracted

Language
hta
Source
URLs
hta.dropper

http://secondreporters.com/inst.php?id=spirt01

Targets

    • Target

      RNSM00263.7z

    • Size

      14.7MB

    • MD5

      b5605a2b8f66bf24c593e25b8f4ac814

    • SHA1

      16349b6d8e7fe24a2a6c814a1b495a733f3c710a

    • SHA256

      2e8e77d7d27a593727853a3ced3b73091e03240280d2c1823a112e68732d4f9a

    • SHA512

      85c44d4243cc1f807712983266774177907dc34f219c3f7d55f54dede838ca8bfbce3958b1b7062ffa4d2e6770bf2fed5b0de2d25150f0d01e49a3d6c3b1a4c3

    • SSDEEP

      393216:OPP2rxjRt6uTEKT3SU+jIxEKkFnAh4ET1mpEiKj5:o2rxf5PiJjIxEK2nAXA+j5

    • Blackshades

      Blackshades is a remote access trojan with various capabilities.

    • Blackshades family

    • Blackshades payload

    • ModiLoader, DBatLoader

      ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

    • Modifies WinLogon for persistence

    • Modifies firewall policy service

    • Modifies security service

    • Modifies visibility of file extensions in Explorer

    • Modifies visiblity of hidden/system files in Explorer

    • Modiloader family

    • Windows security bypass

    • Contacts a large (2075) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

    • ModiLoader Second Stage

    • Adds policy Run key to start application

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Drops file in Drivers directory

    • Event Triggered Execution: Image File Execution Options Injection

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Impair Defenses: Safe Mode Boot

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Drops desktop.ini file(s)

    • Indicator Removal: Clear Persistence

      remove IFEO.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Maps connected drives based on registry

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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks