Windows Analysis Report
OEFKKGFCAHBECCGCKJGBNFCLCMNJGIDG_1_5_9_0 (1).crx

Overview

General Information

Sample name: OEFKKGFCAHBECCGCKJGBNFCLCMNJGIDG_1_5_9_0 (1).crx
Analysis ID: 1417471
MD5: 063c62c7c191f34e3adf27912b679c46
SHA1: 237cf820913d7320f5a379148d76da801fe96139
SHA256: dc2b59a19680bd2e88c4a89d24b5695819808fff2acb41ce827ad6aad2e51987
Infos:

Detection

Score: 3
Range: 0 - 100
Whitelisted: false
Confidence: 80%

Signatures

IP address seen in connection with other malware
Installs a Chrome extension
JA3 SSL client fingerprint seen in connection with other malware
Sample execution stops while process was sleeping (likely an evasion)
Sigma detected: Chromium Browser Instance Executed With Custom Extension
Tries to load missing DLLs

Classification

Source: unknown HTTPS traffic detected: 23.56.8.114:443 -> 192.168.2.4:49744 version: TLS 1.2
Source: unknown HTTPS traffic detected: 23.56.8.114:443 -> 192.168.2.4:49745 version: TLS 1.2
Source: unknown HTTPS traffic detected: 13.85.23.86:443 -> 192.168.2.4:49752 version: TLS 1.2
Source: unknown HTTPS traffic detected: 13.85.23.86:443 -> 192.168.2.4:49758 version: TLS 1.2
Source: Joe Sandbox View IP Address: 239.255.255.250 239.255.255.250
Source: Joe Sandbox View JA3 fingerprint: 28a2c9bd18a11de089ef85a160da29e4
Source: unknown TCP traffic detected without corresponding DNS query: 173.222.162.32
Source: unknown TCP traffic detected without corresponding DNS query: 104.46.162.224
Source: unknown TCP traffic detected without corresponding DNS query: 173.222.162.32
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.114
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.114
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.114
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.114
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.114
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.114
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.114
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.114
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.114
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.114
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.114
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.114
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.114
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.114
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.114
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.114
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.114
Source: unknown TCP traffic detected without corresponding DNS query: 23.56.8.114
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 69.164.0.0
Source: unknown TCP traffic detected without corresponding DNS query: 69.164.0.0
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 13.85.23.86
Source: unknown TCP traffic detected without corresponding DNS query: 72.21.81.240
Source: unknown TCP traffic detected without corresponding DNS query: 72.21.81.240
Source: unknown UDP traffic detected without corresponding DNS query: 1.1.1.1
Source: global traffic HTTP traffic detected: GET /complete/search?client=chrome-omni&gs_ri=chrome-ext-ansg&xssi=t&q=&oit=0&oft=1&pgcl=20&gs_rn=42&sugkey=AIzaSyBOti4mM-6x9WDnZIjIeyEU21OpBXqWBgw HTTP/1.1Host: www.google.comConnection: keep-aliveX-Client-Data: CKq1yQEIi7bJAQiktskBCKmdygEIoOHKAQiUocsBCJz+zAEIhaDNAQjcvc0BCLnKzQEIotHNAQiK080BCJ7WzQEIp9jNAQj5wNQVGPbJzQEYutLNARjrjaUXSec-Fetch-Site: noneSec-Fetch-Mode: no-corsSec-Fetch-Dest: emptyUser-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36Accept-Encoding: gzip, deflate, brAccept-Language: en-US,en;q=0.9Cookie: NID=511=j8SQUTltnVU5cOAeyzqSxW-qHOakRuBHDQGLTGeceC9Z5rRzk5trMKb4CuZC_CFmc7KFwQcRJL-qGz8MvkkzMZmElvXAFWLO-TPZ9PMqBYA78ZAuaepnXIRHe-TAolVoW6Z7dQnqpgyX0m-TmS72bebAgoqZv5GkpRFUcZIw1Kk
Source: global traffic HTTP traffic detected: GET /async/newtab_ogb?hl=en-US&async=fixed:0 HTTP/1.1Host: www.google.comConnection: keep-aliveX-Client-Data: CKq1yQEIi7bJAQiktskBCKmdygEIoOHKAQiUocsBCJz+zAEIhaDNAQjcvc0BCLnKzQEIotHNAQiK080BCJ7WzQEIp9jNAQj5wNQVGPbJzQEYutLNARjrjaUXSec-Fetch-Site: cross-siteSec-Fetch-Mode: no-corsSec-Fetch-Dest: emptyUser-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36Accept-Encoding: gzip, deflate, brAccept-Language: en-US,en;q=0.9Cookie: NID=511=j8SQUTltnVU5cOAeyzqSxW-qHOakRuBHDQGLTGeceC9Z5rRzk5trMKb4CuZC_CFmc7KFwQcRJL-qGz8MvkkzMZmElvXAFWLO-TPZ9PMqBYA78ZAuaepnXIRHe-TAolVoW6Z7dQnqpgyX0m-TmS72bebAgoqZv5GkpRFUcZIw1Kk
Source: global traffic HTTP traffic detected: GET /async/newtab_promos HTTP/1.1Host: www.google.comConnection: keep-aliveSec-Fetch-Site: cross-siteSec-Fetch-Mode: no-corsSec-Fetch-Dest: emptyUser-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36Accept-Encoding: gzip, deflate, brAccept-Language: en-US,en;q=0.9Cookie: NID=511=j8SQUTltnVU5cOAeyzqSxW-qHOakRuBHDQGLTGeceC9Z5rRzk5trMKb4CuZC_CFmc7KFwQcRJL-qGz8MvkkzMZmElvXAFWLO-TPZ9PMqBYA78ZAuaepnXIRHe-TAolVoW6Z7dQnqpgyX0m-TmS72bebAgoqZv5GkpRFUcZIw1Kk
Source: global traffic HTTP traffic detected: GET /sorry/index?continue=https://www.google.com/async/newtab_promos&q=EgRmpTArGNe3mrAGIjCxSZ32kqtf1wo2hYSgiWWMiLq2BR_jmSiISbxHrDb_-NdiagK04Su2Nr5B77ol5IgyAXJKGVNPUlJZX0FCVVNJVkVfTkVUX01FU1NBR0VaAUM HTTP/1.1Host: www.google.comConnection: keep-aliveSec-Fetch-Site: cross-siteSec-Fetch-Mode: no-corsSec-Fetch-Dest: emptyUser-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36Accept-Encoding: gzip, deflate, brAccept-Language: en-US,en;q=0.9Cookie: NID=511=j8SQUTltnVU5cOAeyzqSxW-qHOakRuBHDQGLTGeceC9Z5rRzk5trMKb4CuZC_CFmc7KFwQcRJL-qGz8MvkkzMZmElvXAFWLO-TPZ9PMqBYA78ZAuaepnXIRHe-TAolVoW6Z7dQnqpgyX0m-TmS72bebAgoqZv5GkpRFUcZIw1Kk; 1P_JAR=2024-03-29-10
Source: global traffic HTTP traffic detected: GET /sorry/index?continue=https://www.google.com/async/newtab_ogb%3Fhl%3Den-US%26async%3Dfixed:0&hl=en-US&q=EgRmpTArGNe3mrAGIjDCQcX2g0chw2hR2lhqwQl7GKIAAERYj72DhBlTjaLxXCCV9uiNHZqyaKNCQKQb3CUyAXJKGVNPUlJZX0FCVVNJVkVfTkVUX01FU1NBR0VaAUM HTTP/1.1Host: www.google.comConnection: keep-aliveX-Client-Data: CKq1yQEIi7bJAQiktskBCKmdygEIoOHKAQiUocsBCJz+zAEIhaDNAQjcvc0BCLnKzQEIotHNAQiK080BCJ7WzQEIp9jNAQj5wNQVGPbJzQEYutLNARjrjaUXSec-Fetch-Site: cross-siteSec-Fetch-Mode: no-corsSec-Fetch-Dest: emptyUser-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36Accept-Encoding: gzip, deflate, brAccept-Language: en-US,en;q=0.9Cookie: NID=511=j8SQUTltnVU5cOAeyzqSxW-qHOakRuBHDQGLTGeceC9Z5rRzk5trMKb4CuZC_CFmc7KFwQcRJL-qGz8MvkkzMZmElvXAFWLO-TPZ9PMqBYA78ZAuaepnXIRHe-TAolVoW6Z7dQnqpgyX0m-TmS72bebAgoqZv5GkpRFUcZIw1Kk; 1P_JAR=2024-03-29-10
Source: global traffic HTTP traffic detected: GET /fs/windows/config.json HTTP/1.1Connection: Keep-AliveAccept: */*Accept-Encoding: identityIf-Unmodified-Since: Tue, 16 May 2017 22:58:00 GMTRange: bytes=0-2147483646User-Agent: Microsoft BITS/7.8Host: fs.microsoft.com
Source: global traffic HTTP traffic detected: GET /SLS/%7B522D76A4-93E1-47F8-B8CE-07C937AD1A1E%7D/x64/10.0.19045.2006/0?CH=700&L=en-GB&P=&PT=0x30&WUA=10.0.19041.1949&MK=gfryM5gE1NH7xWc&MD=kPKxn24p HTTP/1.1Connection: Keep-AliveAccept: */*User-Agent: Windows-Update-Agent/10.0.10011.16384 Client-Protocol/2.33Host: slscr.update.microsoft.com
Source: global traffic HTTP traffic detected: GET /SLS/%7BE7A50285-D08D-499D-9FF8-180FDC2332BC%7D/x64/10.0.19045.2006/0?CH=700&L=en-GB&P=&PT=0x30&WUA=10.0.19041.1949&MK=gfryM5gE1NH7xWc&MD=kPKxn24p HTTP/1.1Connection: Keep-AliveAccept: */*User-Agent: Windows-Update-Agent/10.0.10011.16384 Client-Protocol/2.33Host: slscr.update.microsoft.com
Source: unknown DNS traffic detected: queries for: www.google.com
Source: foundation-icons.eot, foundation-icons.svg, foundation-icons.ttf String found in binary or memory: http://fontforge.sf.net)
Source: foundation-icons.eot, foundation-icons.ttf String found in binary or memory: http://fontforge.sf.net)Created
Source: foundation-icons.eot, foundation-icons.ttf String found in binary or memory: http://fontforge.sf.net)fontcustomfontcustomMediumMediumFontForge
Source: background.js String found in binary or memory: http://oauth.net/grant_type/device/1.0
Source: LICENSE, foundation-icons.css String found in binary or memory: http://zurb.com/playground/foundation-icon-fonts-3
Source: background.js String found in binary or memory: https://app.real-debrid.com/oauth/v2/device/code?client_id=
Source: background.js String found in binary or memory: https://app.real-debrid.com/oauth/v2/device/credentials?client_id=
Source: background.js String found in binary or memory: https://app.real-debrid.com/oauth/v2/token
Source: background.js String found in binary or memory: https://app.real-debrid.com/rest/1.0/hosts/regex
Source: background.js String found in binary or memory: https://app.real-debrid.com/rest/1.0/hosts/regexFolder
Source: background.js String found in binary or memory: https://app.real-debrid.com/rest/1.0/unrestrict/folder
Source: background.js String found in binary or memory: https://app.real-debrid.com/rest/1.0/unrestrict/link
Source: background.js String found in binary or memory: https://app.real-debrid.com/rest/1.0/user
Source: manifest.json String found in binary or memory: https://clients2.google.com/service/update2/crx
Source: settings.html String found in binary or memory: https://real-debrid.com
Source: LICENSE, manifest.json, popup.html, settings.html String found in binary or memory: https://real-debrid.com/
Source: background.js String found in binary or memory: https://real-debrid.com/authorize?client_id=
Source: popup.js String found in binary or memory: https://real-debrid.com/streaming-
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49744
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49743
Source: unknown Network traffic detected: HTTP traffic on port 49758 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49741
Source: unknown Network traffic detected: HTTP traffic on port 49678 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49760
Source: unknown Network traffic detected: HTTP traffic on port 49741 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 49743 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 49760 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 49745 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49738
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49737
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49758
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49735
Source: unknown Network traffic detected: HTTP traffic on port 49738 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49734
Source: unknown Network traffic detected: HTTP traffic on port 49734 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 49675 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49752
Source: unknown Network traffic detected: HTTP traffic on port 49744 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 49752 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 49735 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 49737 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49745
Source: unknown HTTPS traffic detected: 23.56.8.114:443 -> 192.168.2.4:49744 version: TLS 1.2
Source: unknown HTTPS traffic detected: 23.56.8.114:443 -> 192.168.2.4:49745 version: TLS 1.2
Source: unknown HTTPS traffic detected: 13.85.23.86:443 -> 192.168.2.4:49752 version: TLS 1.2
Source: unknown HTTPS traffic detected: 13.85.23.86:443 -> 192.168.2.4:49758 version: TLS 1.2
Source: C:\Windows\System32\7za.exe Section loaded: 7z.dll Jump to behavior
Source: classification engine Classification label: clean3.winCRX@27/30@2/3
Source: C:\Windows\System32\conhost.exe Mutant created: \Sessions\1\BaseNamedObjects\Local\SM0:7528:120:WilError_03
Source: C:\Windows\System32\7za.exe Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: unknown Process created: C:\Windows\System32\7za.exe 7za.exe x -oC:\chrome "C:\Users\user\Desktop\OEFKKGFCAHBECCGCKJGBNFCLCMNJGIDG_1_5_9_0 (1).crx"
Source: C:\Windows\System32\7za.exe Process created: C:\Windows\System32\conhost.exe C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
Source: unknown Process created: C:\Program Files\Google\Chrome\Application\chrome.exe "C:\Program Files\Google\Chrome\Application\chrome.exe" --load-extension=C:\chrome
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: C:\Program Files\Google\Chrome\Application\chrome.exe "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1664 --field-trial-handle=2016,i,859544963767796602,16029275681761701210,262144 /prefetch:8
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: C:\Program Files\Google\Chrome\Application\chrome.exe "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1664 --field-trial-handle=2016,i,859544963767796602,16029275681761701210,262144 /prefetch:8 Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: C:\Program Files\Google\Chrome\Application\chrome.exe Process created: unknown unknown Jump to behavior
Source: unknown Process created: C:\Program Files\Google\Chrome\Application\chrome.exe "C:\Program Files\Google\Chrome\Application\chrome.exe" --load-extension=C:\chrome
Source: C:\Windows\System32\conhost.exe Last function: Thread delayed
  • No. of IPs < 25%
  • 25% < No. of IPs < 50%
  • 50% < No. of IPs < 75%
  • 75% < No. of IPs