General
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Target
8c815ae383f5010ad3812f65bf6f86bbb7d314d1ede3a7da57bf2bc163ee7b99.exe
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Size
512KB
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Sample
241122-rffgxsskaw
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MD5
a936e25fe560242137e5443fd79eb9cd
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SHA1
d360479aa3f6d528bca67518adb4ce6f62b577df
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SHA256
8c815ae383f5010ad3812f65bf6f86bbb7d314d1ede3a7da57bf2bc163ee7b99
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SHA512
987742b18bada5064906ad713b23fe398ae767d4357e8928ed7d69b105e0b8cfc45501ff49382eefbbf05dbbef0e44acbac6dd2472490bd5e9f90273714cf89c
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SSDEEP
12288:g6UT9Ui2iN6pLLHLQ8Z30CR8LwkxnbiXt:9UT9Ui1WLLsq3Rowkk
Static task
static1
Behavioral task
behavioral1
Sample
8c815ae383f5010ad3812f65bf6f86bbb7d314d1ede3a7da57bf2bc163ee7b99.exe
Resource
win7-20241023-en
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
webmail.karanex.com - Port:
587 - Username:
[email protected] - Password:
Oi&-tmhj@d5v
Targets
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Target
8c815ae383f5010ad3812f65bf6f86bbb7d314d1ede3a7da57bf2bc163ee7b99.exe
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Size
512KB
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MD5
a936e25fe560242137e5443fd79eb9cd
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SHA1
d360479aa3f6d528bca67518adb4ce6f62b577df
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SHA256
8c815ae383f5010ad3812f65bf6f86bbb7d314d1ede3a7da57bf2bc163ee7b99
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SHA512
987742b18bada5064906ad713b23fe398ae767d4357e8928ed7d69b105e0b8cfc45501ff49382eefbbf05dbbef0e44acbac6dd2472490bd5e9f90273714cf89c
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SSDEEP
12288:g6UT9Ui2iN6pLLHLQ8Z30CR8LwkxnbiXt:9UT9Ui1WLLsq3Rowkk
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Agenttesla family
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AgentTesla payload
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Looks for VirtualBox Guest Additions in registry
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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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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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Unsecured Credentials: Credentials In Files
Steal credentials from unsecured files.
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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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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
5Credentials In Files
4Credentials in Registry
1