General

  • Target

    file.exe

  • Size

    7.2MB

  • Sample

    220925-wsk1dsfff6

  • MD5

    40cfbca244f200fba54efdd124912b56

  • SHA1

    5974c1ba38c807d1ba5b1004ef81c9a5f9b74308

  • SHA256

    11249b30c522062a39e4c2e4537015995390e1b9c7d728a8aaa4ca716b4ced76

  • SHA512

    99fb21f70b0787a31e0b460ce9b926743b96b3551359ca5e26cda2b2d3b003f8ce34db0e9c255237d3402890a941fe87ef80d0d2465e49fa67ab9a840e7eb8c5

  • SSDEEP

    196608:91Oz+iHOkBg2EpJ/jVNmXwKJsetkf5trZXSW/sdgKH6pM:3Oz+2Oig2EptpN40f5towZ06O

Malware Config

Targets

    • Target

      file.exe

    • Size

      7.2MB

    • MD5

      40cfbca244f200fba54efdd124912b56

    • SHA1

      5974c1ba38c807d1ba5b1004ef81c9a5f9b74308

    • SHA256

      11249b30c522062a39e4c2e4537015995390e1b9c7d728a8aaa4ca716b4ced76

    • SHA512

      99fb21f70b0787a31e0b460ce9b926743b96b3551359ca5e26cda2b2d3b003f8ce34db0e9c255237d3402890a941fe87ef80d0d2465e49fa67ab9a840e7eb8c5

    • SSDEEP

      196608:91Oz+iHOkBg2EpJ/jVNmXwKJsetkf5trZXSW/sdgKH6pM:3Oz+2Oig2EptpN40f5towZ06O

    • 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