General

  • Target

    c885f510ec933e69f81e857b1c0e2c347cba6d6f29677041b847df2324496331

  • Size

    556KB

  • Sample

    221123-vrxgcscg2y

  • MD5

    41e68cb60b86f75f44fedc913e78368a

  • SHA1

    fe199e2c221f6084174f36aac04109b94599ed93

  • SHA256

    c885f510ec933e69f81e857b1c0e2c347cba6d6f29677041b847df2324496331

  • SHA512

    7e73b58b656e47e67ee758b393aca7085db03996bd8d24d48ab5a79054eade833a2d94a416cbc1e9f0ef234af040fe71b4c870186b36408a7b896d3ff9d34d43

  • SSDEEP

    12288:j7Lo8Rs90X41cnOOWB2KpyYK4BVqZDx2mpmHPW9GROsI8w:j7L1yMgcnOds44Fp2PWUDI8

Malware Config

Targets

    • Target

      c885f510ec933e69f81e857b1c0e2c347cba6d6f29677041b847df2324496331

    • Size

      556KB

    • MD5

      41e68cb60b86f75f44fedc913e78368a

    • SHA1

      fe199e2c221f6084174f36aac04109b94599ed93

    • SHA256

      c885f510ec933e69f81e857b1c0e2c347cba6d6f29677041b847df2324496331

    • SHA512

      7e73b58b656e47e67ee758b393aca7085db03996bd8d24d48ab5a79054eade833a2d94a416cbc1e9f0ef234af040fe71b4c870186b36408a7b896d3ff9d34d43

    • SSDEEP

      12288:j7Lo8Rs90X41cnOOWB2KpyYK4BVqZDx2mpmHPW9GROsI8w:j7L1yMgcnOds44Fp2PWUDI8

    • Modifies WinLogon for persistence

    • Modifies visiblity of hidden/system files in Explorer

    • Executes dropped EXE

    • UPX packed file

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

    • Checks computer location settings

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

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Adds Run key to start application

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks