General

  • Target
    2026-08-18_9f76b62debc8a3db9fcad1c0c5f28912_coinminer_elex_frostygoop_hive_salatstealer_sliver
  • Size 3.0MB
  • Sample260818-fhlaeafd72
  • SHA256 158fce3a79377a48b4e40af48f4cc5a08be5b318d6a6ac349f0f9a41506ba833
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • acrstealer

Version
  • 4.3.3-alpha1

C2
  • wss.infrastructurecore.cc

Decoy
  • keycdn.com

Attributes
  • guids

    019fd9e1-9411-748c-ae59-7542ae4fe109

    a6cdcc0b-6b38-49d6-9672-20be114d9eba

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.2.6187.130 Safari/537.36

xor.hex

Targets

    • Target
      2026-08-18_9f76b62debc8a3db9fcad1c0c5f28912_coinminer_elex_frostygoop_hive_salatstealer_sliver
    • Size 3.0MB
    • SHA256 158fce3a79377a48b4e40af48f4cc5a08be5b318d6a6ac349f0f9a41506ba833
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects ACRStealer V4.x

    • Family: ACR stealer,GrMsk

      ACR stealer (aka GrMsk stealer) is an infostealer written in C++.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks