General
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Target
setup_x86_x64_install.exe
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Size
4.2MB
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Sample
211030-xhyzyacabn
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MD5
2c1278bdd864323e17dd46c7774e0d08
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SHA1
4e03a5d24d1d6ed106320778e9135b88f27ecfbe
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SHA256
a5e44dd81280a7fbef17c18e528c9df4b1289144fbc107d011af282a69cc3062
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SHA512
82a1d89e0692e8037563c92c834a3e3181b52c4423d8d6d860d31d56ef2a3c12083f8ddcc0e058ba7119a7c636938be963c70a14bdc276495e1b1b630ceddd25
Static task
static1
Behavioral task
behavioral1
Sample
setup_x86_x64_install.exe
Resource
win10-en-20211014
Malware Config
Extracted
redline
srtupdate33
135.181.129.119:4805
Extracted
smokeloader
2020
http://brandyjaggers.com/upload/
http://andbal.com/upload/
http://alotofquotes.com/upload/
http://szpnc.cn/upload/
http://uggeboots.com/upload/
http://100klv.com/upload/
http://rapmusic.at/upload/
Extracted
vidar
41.6
933
https://mas.to/@lilocc
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profile_id
933
Extracted
raccoon
eae58d570cc74796157b14c575bd3adc01116ca0
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url4cnc
http://telegka.top/rino115sipsip
http://telegin.top/rino115sipsip
https://t.me/rino115sipsip
Targets
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Target
setup_x86_x64_install.exe
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Size
4.2MB
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MD5
2c1278bdd864323e17dd46c7774e0d08
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SHA1
4e03a5d24d1d6ed106320778e9135b88f27ecfbe
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SHA256
a5e44dd81280a7fbef17c18e528c9df4b1289144fbc107d011af282a69cc3062
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SHA512
82a1d89e0692e8037563c92c834a3e3181b52c4423d8d6d860d31d56ef2a3c12083f8ddcc0e058ba7119a7c636938be963c70a14bdc276495e1b1b630ceddd25
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine Payload
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Socelars Payload
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Suspicious use of NtCreateProcessExOtherParentProcess
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suricata: ET MALWARE ClipBanker Variant Activity (POST)
suricata: ET MALWARE ClipBanker Variant Activity (POST)
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suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
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suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
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suricata: ET MALWARE GCleaner Downloader Activity M5
suricata: ET MALWARE GCleaner Downloader Activity M5
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suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
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suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
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suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
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suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin
suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin
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suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2
suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2
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suricata: ET MALWARE Windows dir Microsoft Windows DOS prompt command exit OUTBOUND
suricata: ET MALWARE Windows dir Microsoft Windows DOS prompt command exit OUTBOUND
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suricata: ET MALWARE Windows route Microsoft Windows DOS prompt command exit OUTBOUND
suricata: ET MALWARE Windows route Microsoft Windows DOS prompt command exit OUTBOUND
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Checks for common network interception software
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Vidar Stealer
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Adds policy Run key to start application
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Blocklisted process makes network request
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Downloads MZ/PE file
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Drops file in Drivers directory
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Executes dropped EXE
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Modifies Windows Firewall
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Accesses Microsoft Outlook profiles
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v6
Persistence
Modify Existing Service
2Registry Run Keys / Startup Folder
2Scheduled Task
1Defense Evasion
Modify Registry
5Disabling Security Tools
1Virtualization/Sandbox Evasion
1