General

  • Target

    cd1837ab88989f53ec170c57f403d3712e4770494c2dac3a586e9d7503dcac48

  • Size

    146KB

  • Sample

    240811-kn6whsserp

  • MD5

    7aeb2d5c828d7c8c6525ce7710c81d7f

  • SHA1

    d72bfaf7d9700beb02169c61373d1a11e3923138

  • SHA256

    cd1837ab88989f53ec170c57f403d3712e4770494c2dac3a586e9d7503dcac48

  • SHA512

    2081495f5e3b7614baa88bd61028d77bfca3e8dc980ec16506027d42131ae2364db074ce7e5c4842d54741909775611dd4664ec70446f83b770bc7627785127b

  • SSDEEP

    1536:ezICS4AAwczUUf8y8gvMH+1zGSNAojMP95D1xDhhsfITrOOZUrDV17OK7jVUby/Y:FqJogYkcSNm9V7DiIdZc51r7jS1bT

Malware Config

Targets

    • Target

      cd1837ab88989f53ec170c57f403d3712e4770494c2dac3a586e9d7503dcac48

    • Size

      146KB

    • MD5

      7aeb2d5c828d7c8c6525ce7710c81d7f

    • SHA1

      d72bfaf7d9700beb02169c61373d1a11e3923138

    • SHA256

      cd1837ab88989f53ec170c57f403d3712e4770494c2dac3a586e9d7503dcac48

    • SHA512

      2081495f5e3b7614baa88bd61028d77bfca3e8dc980ec16506027d42131ae2364db074ce7e5c4842d54741909775611dd4664ec70446f83b770bc7627785127b

    • SSDEEP

      1536:ezICS4AAwczUUf8y8gvMH+1zGSNAojMP95D1xDhhsfITrOOZUrDV17OK7jVUby/Y:FqJogYkcSNm9V7DiIdZc51r7jS1bT

    • Renames multiple (614) 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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Drops desktop.ini file(s)

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks