Overview

overview

9

Static

static

7

fc4a9c2c74...41.exe

windows7_x64

9

fc4a9c2c74...41.exe

windows10_x64

9

Analysis

  • max time kernel
    125s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    19-10-2021 13:39

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General

  • Target

    fc4a9c2c74748dfe0fae2ac5bdeda341.exe

  • Size

    3.1MB

  • MD5

    fc4a9c2c74748dfe0fae2ac5bdeda341

  • SHA1

    185add6ebd0afcc63d9e4d2570ced3de67da5b60

  • SHA256

    d746a7cbfb99ea33a59fdc89392c7d36763f728d2ce2525ee117650605a59a7a

  • SHA512

    fc720f2ee49792d1e317de96465843893e3de5b50c95a027d8a0574aef9c9f6c4863b461897d38a23353273abcfc771bd46e47ce97684c16060017a5af4d9b5c

Score
9/10
discoveryevasionspywarestealerthemidatrojan

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
    evasion
  • 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.

    spywarestealer
  • Themida packer 1 IoCs

    Detects Themida, an advanced Windows software protection system.

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

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\fc4a9c2c74748dfe0fae2ac5bdeda341.exe
    "C:\Users\Admin\AppData\Local\Temp\fc4a9c2c74748dfe0fae2ac5bdeda341.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1756

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1756-54-0x0000000076961000-0x0000000076963000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1756-57-0x0000000001100000-0x0000000001101000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1756-59-0x0000000000470000-0x0000000000471000-memory.dmp
    Filesize

    4KB

    Download