General

  • Target

    file.exe

  • Size

    7.3MB

  • Sample

    220924-jzeezacbep

  • MD5

    41fd50bcd68c5a987282082753fe4650

  • SHA1

    2f5c5e5cd680412a01212986f99c6b85808078aa

  • SHA256

    f79669d34e38545d8c1904b88aa4f9b9ecd9312f98a39c1fec1bc3bacf3f4897

  • SHA512

    f5f1c75fbff98645318ec817e3b74163cd1bfef9cd1e26d31040077d421ae68caab73e90ba665af31bf680367556f3bb6d2980844737516d6a466232478647c6

  • SSDEEP

    196608:91OSuiOHmQAEO5tQ51Rzg3ricHwdPCjmsLAXt/qaiiSAavY/5KiT/lA:3OhdGQE05vSrwPCqsLyhq7AumLlA

Malware Config

Targets

    • Target

      file.exe

    • Size

      7.3MB

    • MD5

      41fd50bcd68c5a987282082753fe4650

    • SHA1

      2f5c5e5cd680412a01212986f99c6b85808078aa

    • SHA256

      f79669d34e38545d8c1904b88aa4f9b9ecd9312f98a39c1fec1bc3bacf3f4897

    • SHA512

      f5f1c75fbff98645318ec817e3b74163cd1bfef9cd1e26d31040077d421ae68caab73e90ba665af31bf680367556f3bb6d2980844737516d6a466232478647c6

    • SSDEEP

      196608:91OSuiOHmQAEO5tQ51Rzg3ricHwdPCjmsLAXt/qaiiSAavY/5KiT/lA:3OhdGQE05vSrwPCqsLyhq7AumLlA

    • Modifies Windows Defender Real-time Protection settings

    • Windows security bypass

    • Blocklisted process makes network request

    • Executes dropped EXE

    • 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.

    • 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

3
T1112

Disabling Security Tools

2
T1089

Install Root Certificate

1
T1130

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