General
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Target
w1svdfWNYHVYMjK.rtf
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Size
389KB
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Sample
241119-xn6xqsvpdj
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MD5
e78429a983cb429973b1227b19a41d36
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SHA1
fef2461dd913865e8cf4f7a96ba771afa7a4c24f
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SHA256
05112b680930bb43c94cb3b566540e9740e058d8bc6c36fdd1f9e018abec3544
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SHA512
48fc172ecc95483e54981989abe259a4892e226caa40b9710a0fc1758f9531fe2788a9275f1537fd3458d6c3624e4c28b7c3e21571961d368609cc76e2908823
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SSDEEP
6144:wwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAQXE5ZeO:h
Static task
static1
Behavioral task
behavioral1
Sample
w1svdfWNYHVYMjK.rtf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
w1svdfWNYHVYMjK.rtf
Resource
win10v2004-20241007-en
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
jhxkgroup.online - Port:
587 - Username:
[email protected] - Password:
7213575aceACE@ - Email To:
[email protected]
Targets
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Target
w1svdfWNYHVYMjK.rtf
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Size
389KB
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MD5
e78429a983cb429973b1227b19a41d36
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SHA1
fef2461dd913865e8cf4f7a96ba771afa7a4c24f
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SHA256
05112b680930bb43c94cb3b566540e9740e058d8bc6c36fdd1f9e018abec3544
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SHA512
48fc172ecc95483e54981989abe259a4892e226caa40b9710a0fc1758f9531fe2788a9275f1537fd3458d6c3624e4c28b7c3e21571961d368609cc76e2908823
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SSDEEP
6144:wwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAQXE5ZeO:h
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VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
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Vipkeylogger family
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Blocklisted process makes network request
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Downloads MZ/PE file
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Executes dropped EXE
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Loads dropped DLL
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Accesses Microsoft Outlook profiles
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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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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Exploitation for Client Execution
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2