General

  • Target

    b91d629f3b3f5c4ec1d2daa9f39ad57233d088e3bc5391a5b9ea1cf0b9a2287dN.exe

  • Size

    708KB

  • Sample

    250111-l556zswkbt

  • MD5

    f9e4b8c0996aadb81b69c9a93ebba2b0

  • SHA1

    fa85ca1759a704fd1cafe8777d6877f5deef3743

  • SHA256

    b91d629f3b3f5c4ec1d2daa9f39ad57233d088e3bc5391a5b9ea1cf0b9a2287d

  • SHA512

    4c5484859607f1af5771de029585cf2502f13b0cdf4ab298a4582454f8529719ec774af9168eedcaa0774ecc588bd2e90bbc1acc1c4294803f322e299487e142

  • SSDEEP

    12288:7qU89vzAaKUaQqbWQrPBFSHvkJO1tmPY+QL2TFDhvfo:svzrpEWQ7zmvFYQL2FNw

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

http://klkjwre77638dfqwieuoi888.info/

Targets

    • Target

      b91d629f3b3f5c4ec1d2daa9f39ad57233d088e3bc5391a5b9ea1cf0b9a2287dN.exe

    • Size

      708KB

    • MD5

      f9e4b8c0996aadb81b69c9a93ebba2b0

    • SHA1

      fa85ca1759a704fd1cafe8777d6877f5deef3743

    • SHA256

      b91d629f3b3f5c4ec1d2daa9f39ad57233d088e3bc5391a5b9ea1cf0b9a2287d

    • SHA512

      4c5484859607f1af5771de029585cf2502f13b0cdf4ab298a4582454f8529719ec774af9168eedcaa0774ecc588bd2e90bbc1acc1c4294803f322e299487e142

    • SSDEEP

      12288:7qU89vzAaKUaQqbWQrPBFSHvkJO1tmPY+QL2TFDhvfo:svzrpEWQ7zmvFYQL2FNw

    • Detect Neshta payload

    • Modifies firewall policy service

    • Neshta

      Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

    • Neshta family

    • Sality

      Sality is backdoor written in C++, first discovered in 2003.

    • Sality family

    • UAC bypass

    • Windows security bypass

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • Checks whether UAC is enabled

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks