General

  • Target

    client.txt

  • Size

    894B

  • Sample

    240806-k7abnavgnj

  • MD5

    1ed8911461bb13922b96f1d813445b5d

  • SHA1

    55f36efc89488475a2328aa29b33d51be6ac4ae3

  • SHA256

    2f459b637adc3a10b86fce00b5ae9b89df3ab580b8da4a22db3e66f88aed7a13

  • SHA512

    b9c8b09e08890f6b40bcb5366da5b08f76ead6efb56efa31aa2615719f21937db4ac0184c28ac74a7cb9c6e64fcae37d7f6ff0d2c137ed9c99f6f823ce84e7ad

Malware Config

Extracted

Family

lumma

C2

https://sulphurhsum.shop/api

https://chippyfroggsyhz.shop/api

https://tenntysjuxmz.shop/api

Targets

    • Target

      client.txt

    • Size

      894B

    • MD5

      1ed8911461bb13922b96f1d813445b5d

    • SHA1

      55f36efc89488475a2328aa29b33d51be6ac4ae3

    • SHA256

      2f459b637adc3a10b86fce00b5ae9b89df3ab580b8da4a22db3e66f88aed7a13

    • SHA512

      b9c8b09e08890f6b40bcb5366da5b08f76ead6efb56efa31aa2615719f21937db4ac0184c28ac74a7cb9c6e64fcae37d7f6ff0d2c137ed9c99f6f823ce84e7ad

    • Exela Stealer

      Exela Stealer is an open source stealer originally written in .NET and later transitioned to Python that was first observed in August 2023.

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Modifies Windows Firewall

    • Checks computer location settings

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

    • Clipboard Data

      Adversaries may collect data stored in the clipboard from users copying information within or between applications.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Network Service Discovery

      Attempt to gather information on host's network.

    • Enumerates processes with tasklist

    • Hide Artifacts: Hidden Files and Directories

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks