General

  • Target

    file.exe

  • Size

    7.2MB

  • Sample

    230206-1fbcmsga25

  • MD5

    f3ba91cc60910d455b359a4aa73548b8

  • SHA1

    593487b96162107c1b1c060050cb81ca27d7d659

  • SHA256

    46753c13a395f5c56e2947f3ae4d6e41b4db5ff468993b636abce4685d76a374

  • SHA512

    ec826996db1c288b3e3c1a5a85aa31971d385b1acd14fd106d6f77c7df2dae40c99cbaf4990bb532ebaac253a388af5a3f313540bcb4d887cebb1721f62da60b

  • SSDEEP

    196608:91OUUtCg2R4TNjclV8He+SDYBBZx8GvlE:3OdB2Rucl+ezYZx8alE

Malware Config

Targets

    • Target

      file.exe

    • Size

      7.2MB

    • MD5

      f3ba91cc60910d455b359a4aa73548b8

    • SHA1

      593487b96162107c1b1c060050cb81ca27d7d659

    • SHA256

      46753c13a395f5c56e2947f3ae4d6e41b4db5ff468993b636abce4685d76a374

    • SHA512

      ec826996db1c288b3e3c1a5a85aa31971d385b1acd14fd106d6f77c7df2dae40c99cbaf4990bb532ebaac253a388af5a3f313540bcb4d887cebb1721f62da60b

    • SSDEEP

      196608:91OUUtCg2R4TNjclV8He+SDYBBZx8GvlE:3OdB2Rucl+ezYZx8alE

    • Modifies Windows Defender Real-time Protection settings

    • Windows security bypass

    • Blocklisted process makes network request

    • Checks BIOS information in registry

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

    • 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.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops Chrome extension

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

1
T1005

Tasks