Overview

overview

10

Static

static

7

mixshop_20...46.exe

windows7_x64

10

mixshop_20...46.exe

windows10_x64

10

Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    22-12-2021 17:36

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    mixshop_20211222-153046.exe

  • Size

    2.6MB

  • MD5

    d6067855ac984e670b392dd61df3d362

  • SHA1

    9320204b0d517cc239a948514982540e6652bbff

  • SHA256

    5794e9722cdb1ec697ee0ae9fe5464fb9e85ba3157485d6ecb9cea44455cf37a

  • SHA512

    583db7379dd2f7730a2efcf25a118170f59edf6e332f9b946b63df6323317b4d6ff155f9fa4c64041efdc7880fd70714c14b053f2d6ceb330b8ded35e55a8ce9

Score
10/10
cryptbotevasionspywarestealerthemidatrojan

Malware Config

Extracted

Family

cryptbot

C2

daispg32.top

morsvo03.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\mixshop_20211222-153046.exe
    "C:\Users\Admin\AppData\Local\Temp\mixshop_20211222-153046.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:1696
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c rd /s /q C:\Users\Admin\AppData\Local\Temp\smNrGSGG & timeout 4 & del /f /q "C:\Users\Admin\AppData\Local\Temp\mixshop_20211222-153046.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1212
      • C:\Windows\SysWOW64\timeout.exe
        timeout 4
        3⤵
        • Delays execution with timeout.exe
        PID:860

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/860-59-0x0000000000000000-mapping.dmp
    Download
  • memory/1212-58-0x0000000000000000-mapping.dmp
    Download
  • memory/1696-53-0x0000000076001000-0x0000000076003000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1696-54-0x0000000000840000-0x0000000000F20000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/1696-55-0x0000000000840000-0x0000000000F20000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/1696-56-0x0000000000840000-0x0000000000F20000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/1696-57-0x0000000000840000-0x0000000000F20000-memory.dmp
    Filesize

    6.9MB

    Download