General

  • Target

    0688b76bcd4c597c35e4272f161e9240N

  • Size

    148KB

  • Sample

    240910-j2fe2stdqr

  • MD5

    0688b76bcd4c597c35e4272f161e9240

  • SHA1

    9093e2f22e1bfe6af945ec23a46f870abf370b9f

  • SHA256

    a774e0451bd278c3d8a1fdc3c0c3120c039c3ceeeab2299ec2ae0ed8c6a8cc50

  • SHA512

    11f1fed48249f9c200f368e83f606335b751e35be7dc46db8a853b06388ee2ddc4ed5a4cac62f77acbcb718a03e2190a5e9c2efc39e691bdbe56ff4e70f5cf0c

  • SSDEEP

    3072:Mk9ejbfjcOsQvVqRlkM4OAD/KLznBuB2JA2Bj31fIa:Ze37sQvMRlkM4RD/qzMfURIa

Malware Config

Targets

    • Target

      0688b76bcd4c597c35e4272f161e9240N

    • Size

      148KB

    • MD5

      0688b76bcd4c597c35e4272f161e9240

    • SHA1

      9093e2f22e1bfe6af945ec23a46f870abf370b9f

    • SHA256

      a774e0451bd278c3d8a1fdc3c0c3120c039c3ceeeab2299ec2ae0ed8c6a8cc50

    • SHA512

      11f1fed48249f9c200f368e83f606335b751e35be7dc46db8a853b06388ee2ddc4ed5a4cac62f77acbcb718a03e2190a5e9c2efc39e691bdbe56ff4e70f5cf0c

    • SSDEEP

      3072:Mk9ejbfjcOsQvVqRlkM4OAD/KLznBuB2JA2Bj31fIa:Ze37sQvMRlkM4RD/qzMfURIa

    • Floxif, Floodfix

      Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.

    • Modifies WinLogon for persistence

    • Modifies visibility of file extensions in Explorer

    • Modifies visiblity of hidden/system files in Explorer

    • Detects Floxif payload

    • Disables RegEdit via registry modification

    • Event Triggered Execution: AppInit DLLs

      Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

    • Event Triggered Execution: Image File Execution Options Injection

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Network Service Discovery

      Attempt to gather information on host's network.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks