Overview

overview

10

Static

static

7

SecuriteIn...77.exe

windows7_x64

10

SecuriteIn...77.exe

windows10_x64

10

Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    26-12-2021 18:55

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General

  • Target

    SecuriteInfo.com.Variant.Zusy.399076.7630.20877.exe

  • Size

    2.6MB

  • MD5

    ce0aa3844956e370576fac306fadb2e0

  • SHA1

    bce852a9d235d82f7e176e0c2eb705d93b20e8e1

  • SHA256

    dbc94d25f9cb7839460ed68929538f1a953919dbf08b849e549d953499ecded7

  • SHA512

    0c3ca3441e2ed0fdb38c94734e13ab78dc664fd9a1d5ea886fb0c5d97b93af7d191a1af2560da48e853d16929b139903f4566c2aec51e8b825f3c7735ce71930

Score
10/10
cryptbotevasionspywarestealerthemidatrojan

Malware Config

Extracted

Family

cryptbot

C2

daipey72.top

morboh07.top

Signatures

  • CryptBot

    A C++ stealer distributed widely in bundle with other software.

    spywarestealercryptbot
  • 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.

  • Deletes itself 1 IoCs
  • Themida packer 4 IoCs

    Detects Themida, an advanced Windows software protection system.

    themida
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
    evasion
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Zusy.399076.7630.20877.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Zusy.399076.7630.20877.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:740
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c rd /s /q C:\Users\Admin\AppData\Local\Temp\CrSocnkT & timeout 4 & del /f /q "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Zusy.399076.7630.20877.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:652
      • C:\Windows\SysWOW64\timeout.exe
        timeout 4
        3⤵
        • Delays execution with timeout.exe
        PID:848

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/652-60-0x0000000000000000-mapping.dmp

    Download

  • memory/740-55-0x00000000763B1000-0x00000000763B3000-memory.dmp

    Filesize

    8KB

    Download

  • memory/740-56-0x0000000000F20000-0x0000000001600000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/740-57-0x0000000000F20000-0x0000000001600000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/740-58-0x0000000000F20000-0x0000000001600000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/740-59-0x0000000000F20000-0x0000000001600000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/848-61-0x0000000000000000-mapping.dmp

    Download