Malware Analysis Report

2024-10-10 12:14

Sample ID 240529-ct89tsff35
Target fd8ff9de932932bf7264ba598c7ae899b9cea81f998e3eb5e9d9f18dc2b428b2.elf
SHA256 fd8ff9de932932bf7264ba598c7ae899b9cea81f998e3eb5e9d9f18dc2b428b2
Tags
echobot mirai evasion
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

fd8ff9de932932bf7264ba598c7ae899b9cea81f998e3eb5e9d9f18dc2b428b2

Threat Level: Known bad

The file fd8ff9de932932bf7264ba598c7ae899b9cea81f998e3eb5e9d9f18dc2b428b2.elf was found to be: Known bad.

Malicious Activity Summary

echobot mirai evasion

Detected Echobot

Echobot family

Mirai family

Resource Forking

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-29 02:23

Signatures

Detected Echobot

Description Indicator Process Target
N/A N/A N/A N/A

Echobot family

echobot

Mirai family

mirai

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-29 02:23

Reported

2024-05-29 02:24

Platform

macos-20240410-en

Max time kernel

53s

Max time network

56s

Command Line

[sh -c sudo /bin/zsh -c "/Users/run/fd8ff9de932932bf7264ba598c7ae899b9cea81f998e3eb5e9d9f18dc2b428b2.elf"]

Signatures

Resource Forking

evasion
Description Indicator Process Target
N/A /System/Library/Frameworks/Quartz.framework/Frameworks/QuickLookUI.framework/Resources/QuickLookUIHelper.app/Contents/MacOS/QuickLookUIHelper N/A N/A

Processes

/bin/sh

[sh -c sudo /bin/zsh -c "/Users/run/fd8ff9de932932bf7264ba598c7ae899b9cea81f998e3eb5e9d9f18dc2b428b2.elf"]

/bin/bash

[sh -c sudo /bin/zsh -c "/Users/run/fd8ff9de932932bf7264ba598c7ae899b9cea81f998e3eb5e9d9f18dc2b428b2.elf"]

/usr/bin/sudo

[sudo /bin/zsh -c /Users/run/fd8ff9de932932bf7264ba598c7ae899b9cea81f998e3eb5e9d9f18dc2b428b2.elf]

/bin/zsh

[/bin/zsh -c /Users/run/fd8ff9de932932bf7264ba598c7ae899b9cea81f998e3eb5e9d9f18dc2b428b2.elf]

/Users/run/fd8ff9de932932bf7264ba598c7ae899b9cea81f998e3eb5e9d9f18dc2b428b2.elf

[/Users/run/fd8ff9de932932bf7264ba598c7ae899b9cea81f998e3eb5e9d9f18dc2b428b2.elf]

/usr/bin/pluginkit

[/usr/bin/pluginkit -e ignore -i com.microsoft.OneDrive.FinderSync]

/usr/sbin/spctl

[/usr/sbin/spctl --assess --type execute /var/folders/pq/yy2b5ptn4cz739jgclj4m1wm0000gp/T/OneDriveUpdaterB516C108/OneDrive.app]

/usr/libexec/xpcproxy

[xpcproxy com.apple.sysmond]

/usr/libexec/sysmond

[/usr/libexec/sysmond]

/usr/libexec/xpcproxy

[xpcproxy com.apple.audio.systemsoundserverd]

/usr/sbin/systemsoundserverd

[/usr/sbin/systemsoundserverd]

/usr/libexec/xpcproxy

[xpcproxy com.apple.pbs]

/System/Library/CoreServices/pbs

[/System/Library/CoreServices/pbs]

/usr/libexec/xpcproxy

[xpcproxy com.apple.audio.AudioComponentRegistrar]

/System/Library/Frameworks/AudioToolbox.framework/AudioComponentRegistrar

[/System/Library/Frameworks/AudioToolbox.framework/AudioComponentRegistrar -daemon]

/usr/libexec/xpcproxy

[xpcproxy com.apple.quicklook.ui.helper]

/System/Library/Frameworks/Quartz.framework/Frameworks/QuickLookUI.framework/Resources/QuickLookUIHelper.app/Contents/MacOS/QuickLookUIHelper

[/System/Library/Frameworks/Quartz.framework/Frameworks/QuickLookUI.framework/Resources/QuickLookUIHelper.app/Contents/MacOS/QuickLookUIHelper]

/usr/libexec/xpcproxy

[xpcproxy com.apple.xpc.launchd.oneshot.0x10000001.Microsoft Word]

/Applications/Microsoft Word.app/Contents/MacOS/Microsoft Word

[/Applications/Microsoft Word.app/Contents/MacOS/Microsoft Word -psn_0_167977]

/usr/libexec/xpcproxy

[xpcproxy com.apple.XprotectFramework.AnalysisService 494]

/System/Library/PrivateFrameworks/XprotectFramework.framework/Versions/A/XPCServices/XprotectService.xpc/Contents/MacOS/XprotectService

[/System/Library/PrivateFrameworks/XprotectFramework.framework/Versions/A/XPCServices/XprotectService.xpc/Contents/MacOS/XprotectService]

/usr/libexec/xpcproxy

[xpcproxy com.apple.metadata.mdwrite]

/usr/libexec/xpcproxy

[xpcproxy com.apple.spindump]

/usr/sbin/spindump

[/usr/sbin/spindump]

/usr/libexec/xpcproxy

[xpcproxy com.apple.spindump_agent]

/usr/libexec/xpcproxy

[xpcproxy com.apple.tailspind]

/usr/libexec/tailspind

[/usr/libexec/tailspind]

/usr/libexec/spindump_agent

[/usr/libexec/spindump_agent]

Network

Country Destination Domain Proto
US 8.8.8.8:53 mobile.events.data.trafficmanager.net udp
US 20.189.173.23:443 tcp
US 8.8.8.8:53 apis.apple.map.fastly.net udp
US 8.8.8.8:53 b._dns-sd._udp.0.0.127.10.in-addr.arpa udp
US 8.8.8.8:53 db._dns-sd._udp.0.0.127.10.in-addr.arpa udp
US 8.8.8.8:53 b._dns-sd._udp.0.0.127.10.in-addr.arpa udp
US 8.8.8.8:53 db._dns-sd._udp.0.0.127.10.in-addr.arpa udp
N/A 224.0.0.251:5353 udp
US 8.8.8.8:53 www.microsoft.com udp

Files

/var/folders/pq/yy2b5ptn4cz739jgclj4m1wm0000gp/C/com.microsoft.Word//mds/mdsObject.db

MD5 d3a1859e6ec593505cc882e6def48fc8
SHA1 f8e6728e3e9de477a75706faa95cead9ce13cb32
SHA256 3ebafa97782204a4a1d75cfec22e15fcdeab45b65bab3b3e65508707e034a16c
SHA512 ea2a749b105759ea33408186b417359deffb4a3a5ed0533cb26b459c16bb3524d67ede5c9cf0d5098921c0c0a9313fb9c2672f1e5ba48810eda548fa3209e818

/var/folders/pq/yy2b5ptn4cz739jgclj4m1wm0000gp/C/com.microsoft.Word//mds/mdsDirectory.db

MD5 0e4a0d1ceb2af6f0f8d0167ce77be2d3
SHA1 414ba4c1dc5fc8bf53d550e296fd6f5ad669918c
SHA256 cca093bcfc65e25dd77c849866e110df72526dffbe29d76e11e29c7d888a4030
SHA512 1dc5282d27c49a4b6f921ba5dfc88b8c1d32289df00dd866f9ac6669a5a8d99afeda614bffc7cf61a44375ae73e09cd52606b443b63636977c9cd2ef4fa68a20