Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/06/2024, 07:27

General

  • Target
    2024-06-13_7336e8f2beb24061d88133eb4731ac5b_floxif_icedid_nymaim.exe
  • Size 780KB
  • Sample240613-jabb1stbkm
  • SHA256 9c7a7fd2f241000b41a026753151119d74d53ff506595c9142051e2251764910
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10
upx

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 3 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

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

  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • Drops file in Program Files directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-06-13_7336e8f2beb24061d88133eb4731ac5b_floxif_icedid_nymaim.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-13_7336e8f2beb24061d88133eb4731ac5b_floxif_icedid_nymaim.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:2916

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        symsrv.dll

        • Path C:\Program Files\Common Files\System\symsrv.dll
        • Size 67KB
        • SHA256 de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
        • MD5 SHA1 SHA512 SSDEEP

        memory/2916-4-0x0000000010000000-0x0000000010030000-memory.dmp

        memory/2916-6-0x0000000000474000-0x0000000000477000-memory.dmp

        memory/2916-12-0x0000000000400000-0x00000000004B4000-memory.dmp

        memory/2916-15-0x0000000010000000-0x0000000010030000-memory.dmp

        memory/2916-16-0x0000000000400000-0x00000000004B4000-memory.dmp