General

  • Target

    unhackme_setup.exe

  • Size

    44.0MB

  • Sample

    230309-tz5l9scc4v

  • MD5

    1c677ebec456a670511e3d3e2456b928

  • SHA1

    f048e21ba204694ffe2e1321db175d5a95596e06

  • SHA256

    75266413fb6a86f525add87aaf73abece18332f98d11c93cd126172ef996380f

  • SHA512

    dcdfcd5ab499775725c212de60a9d09fe2ecee7b19fcb2cdc3981f2a8d7b1d153f8eec05048ded7caeb333a5395edfc27760692aec86ca7ccdb10ea4eef6065a

  • SSDEEP

    786432:2uFKIGjmRl7B65SCkWkU1vsF3rpY+kmY1O7TmIeEZsmxnTZlsPl2rn3UxL05BBo4:2sKIGjmRlN65SxWFtsF3FY+3En07ilSt

Malware Config

Targets

    • Target

      unhackme_setup.exe

    • Size

      44.0MB

    • MD5

      1c677ebec456a670511e3d3e2456b928

    • SHA1

      f048e21ba204694ffe2e1321db175d5a95596e06

    • SHA256

      75266413fb6a86f525add87aaf73abece18332f98d11c93cd126172ef996380f

    • SHA512

      dcdfcd5ab499775725c212de60a9d09fe2ecee7b19fcb2cdc3981f2a8d7b1d153f8eec05048ded7caeb333a5395edfc27760692aec86ca7ccdb10ea4eef6065a

    • SSDEEP

      786432:2uFKIGjmRl7B65SCkWkU1vsF3rpY+kmY1O7TmIeEZsmxnTZlsPl2rn3UxL05BBo4:2sKIGjmRlN65SxWFtsF3FY+3En07ilSt

    • Adds autorun key to be loaded by Explorer.exe on startup

    • Drops file in Drivers directory

    • Modifies Shared Task Scheduler registry keys

    • 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.

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

3
T1060

Browser Extensions

1
T1176

Defense Evasion

Modify Registry

6
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

1
T1005

Tasks