General

  • Target

    31d72dbeae3a0c064b685548c9726b4f_JaffaCakes118

  • Size

    407KB

  • Sample

    240511-aw98ssba2v

  • MD5

    31d72dbeae3a0c064b685548c9726b4f

  • SHA1

    1a87649fe22fe3c77d72dbc97d0d106149277971

  • SHA256

    ca9477a41b53f2009fd061bb518fa12ff7580b3c0578778672af0734049f1797

  • SHA512

    44981c477c34cf0202eff8ef77ec8bdf50a01a96e31c55de43f29764412522a5175cd34ce09dbc819ecd7e2da1995b360fa5946f9c373655b1e15fa91a49b896

  • SSDEEP

    6144:I7uuJrFt8LE/X6Ox1zrToCjo4IDnxIKI3gPlDh9BhYDugkwb//h41DAfsr0Xv:IRZF6G1zrTF1gxIB3gPlftm/54lbr0X

Malware Config

Targets

    • Target

      31d72dbeae3a0c064b685548c9726b4f_JaffaCakes118

    • Size

      407KB

    • MD5

      31d72dbeae3a0c064b685548c9726b4f

    • SHA1

      1a87649fe22fe3c77d72dbc97d0d106149277971

    • SHA256

      ca9477a41b53f2009fd061bb518fa12ff7580b3c0578778672af0734049f1797

    • SHA512

      44981c477c34cf0202eff8ef77ec8bdf50a01a96e31c55de43f29764412522a5175cd34ce09dbc819ecd7e2da1995b360fa5946f9c373655b1e15fa91a49b896

    • SSDEEP

      6144:I7uuJrFt8LE/X6Ox1zrToCjo4IDnxIKI3gPlDh9BhYDugkwb//h41DAfsr0Xv:IRZF6G1zrTF1gxIB3gPlftm/54lbr0X

    • Detect ZGRat V1

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks