General

  • Target

    techs trakker.exe

  • Size

    7.2MB

  • Sample

    240831-z74mtswelm

  • MD5

    e058497061e55a594f41ddf1731777e1

  • SHA1

    2505f2fa17819ca3c90276c33e2778df4e89cc21

  • SHA256

    aae79a120108698686a7068b54ea2e61304feb414ab55f7c1044cc367b9c40ea

  • SHA512

    c764069c2b5db0e1e0f244c66be5b77f64fad7a94ec453ee0aa9fc464116a2a4b59db7d5621af1cab89b01128499a294516b7c2a0f4b974a4ec35a8c07058173

  • SSDEEP

    98304:51dFqr5ELdSHy23RGrfp9cmXno4dMmX/N9qO/JbGcCO1Z2+1Agrwnr4S78kzaEY:HdyELdSH13Y3bXoPmvz3BsrpWEY

Malware Config

Extracted

Family

skuld

C2

https://discord.com/api/webhooks/1277691236987175005/BuCyscoGYYvnAAqk6JdpsU8S8ItUWoyOyXeNy4pNMVCDMQ-PZCdW84vCDRdjAtp-y16a

Targets

    • Target

      techs trakker.exe

    • Size

      7.2MB

    • MD5

      e058497061e55a594f41ddf1731777e1

    • SHA1

      2505f2fa17819ca3c90276c33e2778df4e89cc21

    • SHA256

      aae79a120108698686a7068b54ea2e61304feb414ab55f7c1044cc367b9c40ea

    • SHA512

      c764069c2b5db0e1e0f244c66be5b77f64fad7a94ec453ee0aa9fc464116a2a4b59db7d5621af1cab89b01128499a294516b7c2a0f4b974a4ec35a8c07058173

    • SSDEEP

      98304:51dFqr5ELdSHy23RGrfp9cmXno4dMmX/N9qO/JbGcCO1Z2+1Agrwnr4S78kzaEY:HdyELdSH13Y3bXoPmvz3BsrpWEY

    • Skuld stealer

      An info stealer written in Go lang.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Drops file in Drivers directory

    • 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.

    • UPX packed file

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Maps connected drives based on registry

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

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

MITRE ATT&CK Enterprise v15

Tasks