General

  • Target

    CloudWare.exe

  • Size

    4.4MB

  • Sample

    221003-h97c3adbf8

  • MD5

    05c3c77aaa506ab0c4e3843753c7ede4

  • SHA1

    5b067f0b0d97a7a7f617f89b043209c09157fe32

  • SHA256

    fc25988009a922636bbff1bae10c81bd29a9cc5dec7c731d6eae2c26b7fbd2e0

  • SHA512

    520bc2d0fa5ecdd86eaba7a159840c7cd8eaf668d950c68bb3f88029d173f6afe04cc839dc36e0f30902f989f86b4e32d7b60d045c674c34dc5df5574e03caff

  • SSDEEP

    98304:KQGyk/JdYF4ZtmD4fiKzSCrQtaIoZ4SbxJsm0E42RjolX4wGtS7UQ:KQfkhdYaZq4fRSGQAIqFd0c2lbT7H

Malware Config

Targets

    • Target

      CloudWare.exe

    • Size

      4.4MB

    • MD5

      05c3c77aaa506ab0c4e3843753c7ede4

    • SHA1

      5b067f0b0d97a7a7f617f89b043209c09157fe32

    • SHA256

      fc25988009a922636bbff1bae10c81bd29a9cc5dec7c731d6eae2c26b7fbd2e0

    • SHA512

      520bc2d0fa5ecdd86eaba7a159840c7cd8eaf668d950c68bb3f88029d173f6afe04cc839dc36e0f30902f989f86b4e32d7b60d045c674c34dc5df5574e03caff

    • SSDEEP

      98304:KQGyk/JdYF4ZtmD4fiKzSCrQtaIoZ4SbxJsm0E42RjolX4wGtS7UQ:KQfkhdYaZq4fRSGQAIqFd0c2lbT7H

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

    • Checks BIOS information in registry

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Command and Control

Web Service

1
T1102

Tasks