General
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Target
SecuriteInfo.com.Trojan.Inject4.48217.5038.20848.exe
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Size
852KB
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Sample
221206-g8bz4abh83
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MD5
4b3cfdb34766e74f6cd23457413e472b
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SHA1
89b2cdd54219e372faeb511b6c5db80b73a268fe
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SHA256
7317c534293832125834e4620b4b25eee69673d74205a8355c84e155225c558c
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SHA512
5c8d5c116fc36cd376e090409b612d1b6a1bd015015e37fe60f6747a8e822b634238ced0a1ddb5bf5abd5778089fb7bce679553f5f51c5d2f2fb4d37e7c10123
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SSDEEP
12288:2ck+ySNerfWwSFZZYEkQl40+xvFDA4p/70KGB6jmaZgKZ/nXt7virmWhlGLaQYI:Nk+ySYfjSrZYnSti9A4p/7sw
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Trojan.Inject4.48217.5038.20848.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Trojan.Inject4.48217.5038.20848.exe
Resource
win10v2004-20220812-en
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.huiijingco.com - Port:
587 - Username:
[email protected] - Password:
lNLUrZT2
Targets
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Target
SecuriteInfo.com.Trojan.Inject4.48217.5038.20848.exe
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Size
852KB
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MD5
4b3cfdb34766e74f6cd23457413e472b
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SHA1
89b2cdd54219e372faeb511b6c5db80b73a268fe
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SHA256
7317c534293832125834e4620b4b25eee69673d74205a8355c84e155225c558c
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SHA512
5c8d5c116fc36cd376e090409b612d1b6a1bd015015e37fe60f6747a8e822b634238ced0a1ddb5bf5abd5778089fb7bce679553f5f51c5d2f2fb4d37e7c10123
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SSDEEP
12288:2ck+ySNerfWwSFZZYEkQl40+xvFDA4p/70KGB6jmaZgKZ/nXt7virmWhlGLaQYI:Nk+ySYfjSrZYnSti9A4p/7sw
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla payload
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Looks for VirtualBox Guest Additions in registry
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Looks for VMWare Tools registry key
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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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Accesses Microsoft Outlook profiles
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Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
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Suspicious use of SetThreadContext
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