General

  • Target

    2024-04-24_ae811bd6440b425e6777f0ca001a9743_darkside

  • Size

    194KB

  • Sample

    240424-nkzvkshc83

  • MD5

    ae811bd6440b425e6777f0ca001a9743

  • SHA1

    70902540ead269971e149eaff568fb17d04156af

  • SHA256

    86e17aa882c690ede284f3e445439dfe589d8f36e31cbc09d102305499d5c498

  • SHA512

    3617d8e77c221525125778cf64f2525136f7958766f5bed0fd7bfe00e7f738017d2840972acc628e4c3471b93cf6d52ccd619f49bdbbcff824c12cac8e1ea88e

  • SSDEEP

    3072:a6glyuxE4GsUPnliByocWepiHkZmlkQIQP6fo:a6gDBGpvEByocWeQwLAPm

Malware Config

Targets

    • Target

      2024-04-24_ae811bd6440b425e6777f0ca001a9743_darkside

    • Size

      194KB

    • MD5

      ae811bd6440b425e6777f0ca001a9743

    • SHA1

      70902540ead269971e149eaff568fb17d04156af

    • SHA256

      86e17aa882c690ede284f3e445439dfe589d8f36e31cbc09d102305499d5c498

    • SHA512

      3617d8e77c221525125778cf64f2525136f7958766f5bed0fd7bfe00e7f738017d2840972acc628e4c3471b93cf6d52ccd619f49bdbbcff824c12cac8e1ea88e

    • SSDEEP

      3072:a6glyuxE4GsUPnliByocWepiHkZmlkQIQP6fo:a6gDBGpvEByocWeQwLAPm

    • Renames multiple (328) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • 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.

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

1
T1005

Impact

Defacement

1
T1491

Tasks