General

  • Target

    file.exe

  • Size

    7.2MB

  • Sample

    230206-yys93aff93

  • MD5

    ad8bf30d0f862756731909ec535d2145

  • SHA1

    65dbe6948e2af2c617772c6bd97f9c01d433eee7

  • SHA256

    fa83e6a69787cb5d3a59301bd0913bd0cbaf222c975292f659dec2fd5ddb25d1

  • SHA512

    4e1d358a8c39eac62e173b2b0eaee19abf76ceba85027f84443a3b3a96b249d5beba29f3caa09407535d2ed33f67e7bdbd70e7f0ffdaf7cbd5f0c6d92eaacaf3

  • SSDEEP

    196608:91OubmQlOuJCY+MfS6cYaeLy3nMS992Dt2iZKRWo4t:3OEdlLJrrtaJ3MSXot2OKczt

Malware Config

Targets

    • Target

      file.exe

    • Size

      7.2MB

    • MD5

      ad8bf30d0f862756731909ec535d2145

    • SHA1

      65dbe6948e2af2c617772c6bd97f9c01d433eee7

    • SHA256

      fa83e6a69787cb5d3a59301bd0913bd0cbaf222c975292f659dec2fd5ddb25d1

    • SHA512

      4e1d358a8c39eac62e173b2b0eaee19abf76ceba85027f84443a3b3a96b249d5beba29f3caa09407535d2ed33f67e7bdbd70e7f0ffdaf7cbd5f0c6d92eaacaf3

    • SSDEEP

      196608:91OubmQlOuJCY+MfS6cYaeLy3nMS992Dt2iZKRWo4t:3OEdlLJrrtaJ3MSXot2OKczt

    • 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