Overview

overview

10

Static

static

5ad8e103ec...14.exe

windows7-x64

10

5ad8e103ec...14.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    146s
  • max time network
    179s
  • platform
    windows7_x64
  • resource
    win7-20220718-en
  • submitted
    02-08-2022 02:04

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General

  • Target

    5ad8e103ec7393b4463b2a15edaba69f4c9a1ffc944968fa133faf45050cc614.exe

  • Size

    2.1MB

  • MD5

    d1d3a5dcd374f68a43e6969a8ad68b73

  • SHA1

    1c2739031f26a15d613349eca5560496d38fee4e

  • SHA256

    5ad8e103ec7393b4463b2a15edaba69f4c9a1ffc944968fa133faf45050cc614

  • SHA512

    3bfd7f6718f734be855708143a6c42f9dfdfcb02f46a8ccba84e2fe87b0251742c08696097d0b3aa0ccfeee712ac2e8c934ce3a2041e2ea3a9f60fb88d729971

  • SSDEEP

    49152:UDtxhbTXJvWe5tLXPUMtC438/pQTKykvsSF52ZFYPAsVMq:UD7Jt+0frtC4382TKyz/FYPAsVMq

Score
10/10
cryptbotdiscoveryevasionspywarestealer

Malware Config

Extracted

Family

cryptbot

C2

perrr01.pro

Signatures

  • CryptBot

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

    spywarestealercryptbot
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
    evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    evasion
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • 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
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of FindShellTrayWindow 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5ad8e103ec7393b4463b2a15edaba69f4c9a1ffc944968fa133faf45050cc614.exe
    "C:\Users\Admin\AppData\Local\Temp\5ad8e103ec7393b4463b2a15edaba69f4c9a1ffc944968fa133faf45050cc614.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    PID:1772

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

3
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/1772-54-0x0000000075761000-0x0000000075763000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1772-55-0x00000000011A0000-0x00000000016CA000-memory.dmp
    Filesize

    5.2MB

    Download
  • memory/1772-56-0x00000000778A0000-0x0000000077A20000-memory.dmp
    Filesize

    1.5MB

    Download
  • memory/1772-57-0x00000000011A0000-0x00000000016CA000-memory.dmp
    Filesize

    5.2MB

    Download
  • memory/1772-58-0x00000000011A0000-0x00000000016CA000-memory.dmp
    Filesize

    5.2MB

    Download
  • memory/1772-59-0x0000000074971000-0x0000000074973000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1772-60-0x0000000074671000-0x0000000074673000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1772-69-0x00000000744E1000-0x00000000744E3000-memory.dmp
    Filesize

    8KB

    Download