General

  • Target

    1a34253532e6b4a0d3a1072f2576fd93cc0700e2df4f23a79ed5a7588a818b47

  • Size

    221KB

  • Sample

    240403-xrs52shh6t

  • MD5

    24aed50190556d9869486494512463a2

  • SHA1

    da03ac8ba0b2bfd789be9150590b6111b64395d1

  • SHA256

    1a34253532e6b4a0d3a1072f2576fd93cc0700e2df4f23a79ed5a7588a818b47

  • SHA512

    89d25e61492b2fbd853fdcdc2e4e384498dbfbf0af8b622e11066ad16632e1989ed8c7b7d1470917426b6065b84da2382521a2bc86a3caa8236692dbf78ab6c8

  • SSDEEP

    3072:y9jbLl/gvQout8YbUzch3bNY0n1z3G86rG56dxTsNVOwHKTP0Og7IH9+ekc:0jluQoS80m0pG86i2xOdqzgw+Hc

Malware Config

Targets

    • Target

      1a34253532e6b4a0d3a1072f2576fd93cc0700e2df4f23a79ed5a7588a818b47

    • Size

      221KB

    • MD5

      24aed50190556d9869486494512463a2

    • SHA1

      da03ac8ba0b2bfd789be9150590b6111b64395d1

    • SHA256

      1a34253532e6b4a0d3a1072f2576fd93cc0700e2df4f23a79ed5a7588a818b47

    • SHA512

      89d25e61492b2fbd853fdcdc2e4e384498dbfbf0af8b622e11066ad16632e1989ed8c7b7d1470917426b6065b84da2382521a2bc86a3caa8236692dbf78ab6c8

    • SSDEEP

      3072:y9jbLl/gvQout8YbUzch3bNY0n1z3G86rG56dxTsNVOwHKTP0Og7IH9+ekc:0jluQoS80m0pG86i2xOdqzgw+Hc

    • Detects executables containing possible sandbox analysis VM usernames

    • UPX dump on OEP (original entry point)

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks