General

  • Target

    a29i84

  • Size

    510B

  • Sample

    241106-y939eaxcqg

  • MD5

    110e476131a083b52350468299310366

  • SHA1

    33b3f0e4983f6b84627acd5c91f73f6ff5e3d9fa

  • SHA256

    7e4f9d5d089ba72289b344a54b607150241b2c03090308a48d980c8b5229a199

  • SHA512

    53bbc261ebd32296510f440ed94bc1ec78b07ba65824c775276c67c840af78d7342996da2a2dbd8f2378e18edd30aef8fad80568a96c7687df999d07e671a590

Malware Config

Targets

    • Target

      a29i84

    • Size

      510B

    • MD5

      110e476131a083b52350468299310366

    • SHA1

      33b3f0e4983f6b84627acd5c91f73f6ff5e3d9fa

    • SHA256

      7e4f9d5d089ba72289b344a54b607150241b2c03090308a48d980c8b5229a199

    • SHA512

      53bbc261ebd32296510f440ed94bc1ec78b07ba65824c775276c67c840af78d7342996da2a2dbd8f2378e18edd30aef8fad80568a96c7687df999d07e671a590

    • 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.

    • Exelastealer family

    • Grants admin privileges

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

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Checks BIOS information in registry

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

    • 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.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • 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 NtSetInformationThreadHideFromDebugger

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks