General

  • Target

    a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c

  • Size

    2.6MB

  • Sample

    220215-h55nnsdehl

  • MD5

    6937e159a174fa4109c366acf4aed9ed

  • SHA1

    90546e2e91c84758274b85da5e43cec871af8fe9

  • SHA256

    a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c

  • SHA512

    36e7509c72426253f984544e6ea8cf687f4feebe47e9643c6869948635882517d53a339be16bc2eb0e10fc5bd4b9099c76a2617b4407d3601125f1af9d00c282

Malware Config

Targets

    • Target

      a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c

    • Size

      2.6MB

    • MD5

      6937e159a174fa4109c366acf4aed9ed

    • SHA1

      90546e2e91c84758274b85da5e43cec871af8fe9

    • SHA256

      a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c

    • SHA512

      36e7509c72426253f984544e6ea8cf687f4feebe47e9643c6869948635882517d53a339be16bc2eb0e10fc5bd4b9099c76a2617b4407d3601125f1af9d00c282

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

    • Blocklisted process makes network request

    • 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.

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

5
T1082

Command and Control

Web Service

1
T1102

Tasks