General

  • Target

    file.exe

  • Size

    7.3MB

  • Sample

    220926-kz1tmsbdcr

  • MD5

    01093d931a36c434e7878f0cfa07b48e

  • SHA1

    9442c56ed4485549645b670da0b501dead8a66b0

  • SHA256

    45c1a47a3fea1a7d88ed494bedd6b4c0310e6a737e05b0269c40b7414219dfc4

  • SHA512

    3300cdb72d474f9fa374648561076db9760d9f2acfbdebc0e2992c726ef1edcc3c6151974e1dd215c676b3c9037353271c207bdda22ed7bc35a7115b25793921

  • SSDEEP

    98304:91OXWrSAU9W8z4tHRA7tIvdSy+3z7L7Q6InP88edCzKy5P/Q6AQhj4LYsiynKarW:91OmQz4txApcPWWeANwvFnKgve

Malware Config

Targets

    • Target

      file.exe

    • Size

      7.3MB

    • MD5

      01093d931a36c434e7878f0cfa07b48e

    • SHA1

      9442c56ed4485549645b670da0b501dead8a66b0

    • SHA256

      45c1a47a3fea1a7d88ed494bedd6b4c0310e6a737e05b0269c40b7414219dfc4

    • SHA512

      3300cdb72d474f9fa374648561076db9760d9f2acfbdebc0e2992c726ef1edcc3c6151974e1dd215c676b3c9037353271c207bdda22ed7bc35a7115b25793921

    • SSDEEP

      98304:91OXWrSAU9W8z4tHRA7tIvdSy+3z7L7Q6InP88edCzKy5P/Q6AQhj4LYsiynKarW:91OmQz4txApcPWWeANwvFnKgve

    • 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