General
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Target
a311311c248170e59b39810a31a0cd1e.exe
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Size
3.3MB
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Sample
210803-d5nz13g1ls
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MD5
a311311c248170e59b39810a31a0cd1e
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SHA1
2f135d322b06f124e49c951e26a2cbec9b70d771
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SHA256
64ac76b13292907c1f38ed314a15f7129e09b0acac831d62451a4feb0ae2a54c
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SHA512
887cdcfddb99b18f8ea6b93fd8e4f5eed5475fd09714ef741b3e70f755a780b961b299bbfd6f7a44921aaab5cfbd844ca9a712cd86f1b2aa153f239cf7ffdb9b
Static task
static1
Behavioral task
behavioral1
Sample
a311311c248170e59b39810a31a0cd1e.exe
Resource
win7v20210408
Malware Config
Extracted
vidar
39.8
706
https://xeronxikxxx.tumblr.com/
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profile_id
706
Extracted
smokeloader
2020
http://aucmoney.com/upload/
http://thegymmum.com/upload/
http://atvcampingtrips.com/upload/
http://kuapakualaman.com/upload/
http://renatazarazua.com/upload/
http://nasufmutlu.com/upload/
Extracted
redline
AniOLD
liezaphare.xyz:80
Targets
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Target
a311311c248170e59b39810a31a0cd1e.exe
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Size
3.3MB
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MD5
a311311c248170e59b39810a31a0cd1e
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SHA1
2f135d322b06f124e49c951e26a2cbec9b70d771
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SHA256
64ac76b13292907c1f38ed314a15f7129e09b0acac831d62451a4feb0ae2a54c
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SHA512
887cdcfddb99b18f8ea6b93fd8e4f5eed5475fd09714ef741b3e70f755a780b961b299bbfd6f7a44921aaab5cfbd844ca9a712cd86f1b2aa153f239cf7ffdb9b
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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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Registers COM server for autorun
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Socelars Payload
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Suspicious use of NtCreateUserProcessOtherParentProcess
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suricata: ET MALWARE GCleaner Downloader Activity M1
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suricata: ET MALWARE Generic Password Stealer User Agent Detected (RookIE)
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suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
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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
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suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
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Vidar Stealer
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Downloads MZ/PE file
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Executes dropped EXE
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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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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 SetThreadContext
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autoit_exe
AutoIT scripts compiled to PE executables.
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MITRE ATT&CK Enterprise v6
Persistence
Modify Existing Service
1Registry Run Keys / Startup Folder
2Scheduled Task
1Defense Evasion
Disabling Security Tools
1Install Root Certificate
1Modify Registry
3Web Service
1