General

  • Target

    BookingDetails77#6276.exe

  • Size

    575KB

  • Sample

    230130-j42q3ahf87

  • MD5

    21bf08d7ebefc5793425948710c808c5

  • SHA1

    7979095366362b5e07a1845e29d5989245dc5f6b

  • SHA256

    11ea8640caec973b1823c96000bd50a2c604317888111273f7e93a37412fa2a9

  • SHA512

    43f0a55c39ffb09e6b994673817fb57935c17a6e3a8c5b10f089403da58616ad92f1e8aa842e73ce6299c4fdec4eab2d3c702180f8c97ed11bed80480be5ca7e

  • SSDEEP

    12288:b7EWNDJccwIWYh7jBw383vKmgKuICqwfmcNjRtBnMAr82:MUlyYtjDKmgmChOsNfC2

Malware Config

Targets

    • Target

      BookingDetails77#6276.exe

    • Size

      575KB

    • MD5

      21bf08d7ebefc5793425948710c808c5

    • SHA1

      7979095366362b5e07a1845e29d5989245dc5f6b

    • SHA256

      11ea8640caec973b1823c96000bd50a2c604317888111273f7e93a37412fa2a9

    • SHA512

      43f0a55c39ffb09e6b994673817fb57935c17a6e3a8c5b10f089403da58616ad92f1e8aa842e73ce6299c4fdec4eab2d3c702180f8c97ed11bed80480be5ca7e

    • SSDEEP

      12288:b7EWNDJccwIWYh7jBw383vKmgKuICqwfmcNjRtBnMAr82:MUlyYtjDKmgmChOsNfC2

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Checks QEMU agent file

      Checks presence of QEMU agent, possibly to detect virtualization.

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Command and Control

Web Service

1
T1102

Tasks