General

  • Target

    无害_protected.exe

  • Size

    6.4MB

  • Sample

    240629-grqrxsscpc

  • MD5

    617d7e84ac9e7c4cbedba55ced5bb5a2

  • SHA1

    2d9b72a58083cd74f4bd807d01cf184d65f07af7

  • SHA256

    d034874dfb3d1ee5a2a8c7cff1959c9a02c5b3c812e9dba87690faee7a5205fa

  • SHA512

    4dfe2970dc80d6f7bcbfa224403b688c6d01f5d72c898e601da95f1189b81451dac51d55842348286dd28c2058748eb3ed28c4ad0a60cf472c3ed71867fdea2e

  • SSDEEP

    98304:NL3DiZ2oVX3iK62RPbT14vInBQ1kyToUa+iXX+XlkUiYFH//yfpoG87UeibVcgl:N822bzuvIngkyTdS+XQYp/Spn879Lg

Malware Config

Targets

    • Target

      无害_protected.exe

    • Size

      6.4MB

    • MD5

      617d7e84ac9e7c4cbedba55ced5bb5a2

    • SHA1

      2d9b72a58083cd74f4bd807d01cf184d65f07af7

    • SHA256

      d034874dfb3d1ee5a2a8c7cff1959c9a02c5b3c812e9dba87690faee7a5205fa

    • SHA512

      4dfe2970dc80d6f7bcbfa224403b688c6d01f5d72c898e601da95f1189b81451dac51d55842348286dd28c2058748eb3ed28c4ad0a60cf472c3ed71867fdea2e

    • SSDEEP

      98304:NL3DiZ2oVX3iK62RPbT14vInBQ1kyToUa+iXX+XlkUiYFH//yfpoG87UeibVcgl:N822bzuvIngkyTdS+XQYp/Spn879Lg

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • AgentTesla payload

    • 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

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Tasks