General
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Target
W1nner client.exe
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Size
2.3MB
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Sample
240819-t3x2lavclf
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MD5
853b03119efff15876c044f4b80211e9
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SHA1
42a5105612ae43ff75f1760ba68dc5d186228a51
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SHA256
9b9f66ca71a3111fbe4c0a8edaf82592c0c2448c2e5585ff380a92dfab0bdf8e
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SHA512
3fe93ffe4bf2ca0c27ed0130ae68371ce84557e610a95fbe2018d3781ddfd889263745693a5c776e45762c668c0c61d813a85c3852826c93650c55d70682938c
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SSDEEP
49152:IBJdUyxWtYnbPflu1wrwcpXR/aErlLrR0zGAoC2lWq:yjxiYnbPNGWdyy3Aol
Static task
static1
Behavioral task
behavioral1
Sample
W1nner client.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
W1nner client.exe
Resource
win7-20240705-en
Behavioral task
behavioral3
Sample
W1nner client.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral4
Sample
W1nner client.exe
Resource
win11-20240802-en
Malware Config
Targets
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Target
W1nner client.exe
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Size
2.3MB
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MD5
853b03119efff15876c044f4b80211e9
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SHA1
42a5105612ae43ff75f1760ba68dc5d186228a51
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SHA256
9b9f66ca71a3111fbe4c0a8edaf82592c0c2448c2e5585ff380a92dfab0bdf8e
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SHA512
3fe93ffe4bf2ca0c27ed0130ae68371ce84557e610a95fbe2018d3781ddfd889263745693a5c776e45762c668c0c61d813a85c3852826c93650c55d70682938c
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SSDEEP
49152:IBJdUyxWtYnbPflu1wrwcpXR/aErlLrR0zGAoC2lWq:yjxiYnbPNGWdyy3Aol
Score9/10-
Credentials from Password Stores: Credentials from Web Browsers
Malicious Access or copy of Web Browser Credential store.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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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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MITRE ATT&CK Enterprise v15
Defense Evasion
Modify Registry
1Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1