General

  • Target

    488c8ca1ddf12bd8a8a137cedc546c17b436839a1c91382bb6e6f3e333a63648

  • Size

    6.0MB

  • Sample

    220215-q16n6sggfq

  • MD5

    a2d41440e015f546c646d23e96bba3fb

  • SHA1

    d42da38f61490026b421d5ac37618f84978fa42e

  • SHA256

    488c8ca1ddf12bd8a8a137cedc546c17b436839a1c91382bb6e6f3e333a63648

  • SHA512

    7fc71dcef3f8e33b0b31e5611bcdbea4db0e43833df0daf9a798206baf5574a09a14c7e9e1a3496404e22fca2993eb654748879bf8ce040a1b5e08f3d1902b94

Malware Config

Targets

    • Target

      488c8ca1ddf12bd8a8a137cedc546c17b436839a1c91382bb6e6f3e333a63648

    • Size

      6.0MB

    • MD5

      a2d41440e015f546c646d23e96bba3fb

    • SHA1

      d42da38f61490026b421d5ac37618f84978fa42e

    • SHA256

      488c8ca1ddf12bd8a8a137cedc546c17b436839a1c91382bb6e6f3e333a63648

    • SHA512

      7fc71dcef3f8e33b0b31e5611bcdbea4db0e43833df0daf9a798206baf5574a09a14c7e9e1a3496404e22fca2993eb654748879bf8ce040a1b5e08f3d1902b94

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

    • Blocklisted process makes network request

    • Executes dropped EXE

    • 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.

    • Drops startup file

    • Loads dropped DLL

    • 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