General

  • Target

    9f5cb3a9a4053a53063a9da9afbf6273.bin

  • Size

    549KB

  • Sample

    240206-dgq36afgdl

  • MD5

    b590b1fb238c1966c45e1530f1a75e48

  • SHA1

    dd2af16ebd0c690ee0f56ec1b29611698f4a8773

  • SHA256

    1db51be940aaa061f7eb7ac18172cd11335e1be65f6d6161ee6529e8b84e70d0

  • SHA512

    30b2e19fcc4862e1290282c9c0b443076c113c4668be50d671d759e661d027e0ecb9473165cdb103194cbd2db0f74938abc4b436b2d44a496df5fad114f0425c

  • SSDEEP

    12288:n9ehV0UkZzitH89SxSniBsK0VKKILII/t4i3gzBILzdk/:EhV0UkUthvTKIf/t4i3g6xU

Malware Config

Targets

    • Target

      ec91ef3c4c02b6c8aff61058bf0b2bb013e2e6a2ee6c805c6d07ad0ae46fa9d1.exe

    • Size

      735KB

    • MD5

      9f5cb3a9a4053a53063a9da9afbf6273

    • SHA1

      b1ad9fe9cd4e8ddf11909751a2e0334c86ff206e

    • SHA256

      ec91ef3c4c02b6c8aff61058bf0b2bb013e2e6a2ee6c805c6d07ad0ae46fa9d1

    • SHA512

      aaa720bb50f26f0508f1a3403da7189e7915c5663f08b35dd35299bfb6815c3f20bfb143d35cb57a0a95f623505809434ec28ecb7b90374e674a40381c079b26

    • SSDEEP

      12288:xYRY4kQvFK/hSB8W5yWz2izHvqIknzbUtaD0Drt+/wQVbAV:/48SB8W5lzfqIknzCaoDWwWA

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Modifies Windows Defender Real-time Protection settings

    • UAC bypass

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • Checks BIOS information in registry

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Windows security modification

    • Adds Run key to start application

    • Checks for any installed AV software in registry

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Manipulates WinMon driver.

      Roottkits write to WinMon to hide PIDs from being detected.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks