Analysis

  • max time kernel
    121s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    12-10-2021 17:45

General

  • Target

    f6c7094a8d1a917f7375de9f466f6afb.exe

  • Size

    3.0MB

  • MD5

    f6c7094a8d1a917f7375de9f466f6afb

  • SHA1

    9c0077b6543b975dbf3d52a3134a208713577843

  • SHA256

    3e77eb721848c685f2910aee6a00042d95ddcfb7da721cc61bf7b269857645a7

  • SHA512

    5c74b7fe6d998fe957c381350e830e507779ab1ec12c147ba8e9d7d86ae3b51cfecba8e6c0b405435d3d9af3968efff71f04161a39e51d2e141612cc41573989

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Themida packer 1 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f6c7094a8d1a917f7375de9f466f6afb.exe
    "C:\Users\Admin\AppData\Local\Temp\f6c7094a8d1a917f7375de9f466f6afb.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2024

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2024-53-0x0000000075821000-0x0000000075823000-memory.dmp

    Filesize

    8KB

  • memory/2024-56-0x00000000009E0000-0x00000000009E1000-memory.dmp

    Filesize

    4KB

  • memory/2024-58-0x0000000002DE0000-0x0000000002DE1000-memory.dmp

    Filesize

    4KB