General

  • Target

    Downloads.7z

  • Size

    16.3MB

  • Sample

    250410-2bp6nstvgt

  • MD5

    cc798524e187788ba6b686aee93c35cf

  • SHA1

    62e7dcf962fdd52d5a83098388c775f01e2e27f5

  • SHA256

    81754a6a8b7295417ed8cc297177cb90563618527a824bede2cf002f321897e0

  • SHA512

    190263d0f747256959d184e30f0f14097c2c221b64e99c756eaa49fbcd19ffd506139fbb433137c01dff8e56fcead4823e4be50592e9311aa4b3de7ac63bd535

  • SSDEEP

    393216:pCLdPp82W8dn5slBUS2gB4gPRiRZpUL1jTS2Svhj125hsmw2:prCniXUtgBV+ZaTmjs9

Malware Config

Targets

    • Target

      Downloads.7z

    • Size

      16.3MB

    • MD5

      cc798524e187788ba6b686aee93c35cf

    • SHA1

      62e7dcf962fdd52d5a83098388c775f01e2e27f5

    • SHA256

      81754a6a8b7295417ed8cc297177cb90563618527a824bede2cf002f321897e0

    • SHA512

      190263d0f747256959d184e30f0f14097c2c221b64e99c756eaa49fbcd19ffd506139fbb433137c01dff8e56fcead4823e4be50592e9311aa4b3de7ac63bd535

    • SSDEEP

      393216:pCLdPp82W8dn5slBUS2gB4gPRiRZpUL1jTS2Svhj125hsmw2:prCniXUtgBV+ZaTmjs9

    • 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)

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • 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

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • 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 v16

Tasks