General
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Target
28e8f4098b5d13326674b51aab58d055.bin
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Size
780KB
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Sample
240430-bgr94sfg36
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MD5
bfc6004a5411ba5d8288821826c1936e
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SHA1
98f30233a4f8ecb59ec535d21262bb17c8979ec8
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SHA256
46569b3272e041927992993c37881be9d694ab74d2a949500e82402355ffcb81
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SHA512
28abc84a6fa05e7b4f48d559cde5a68a3e725a56c764bca986fc3acd431cca240d92da5fab3c5bb2a0a7c6a34b27074dff30457da778ffeff611f27067b056ad
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SSDEEP
12288:/oUHUWNWQ9C2TDDmGI3GkzUEgYeYWiFht84uRusfMgITufqWZV6eaK2ZElsngpPp:/oU82L9F32WiFht9uAb+aK23gpR
Static task
static1
Behavioral task
behavioral1
Sample
d5bc04d04a04dc446c372f8f793f18c0cb8d45ba1ae5a817f4314a177fc8d7cc.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
d5bc04d04a04dc446c372f8f793f18c0cb8d45ba1ae5a817f4314a177fc8d7cc.exe
Resource
win10v2004-20240419-en
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.sibasultrasonics.com - Port:
587 - Username:
[email protected] - Password:
wxQ@kr-2OL,{ - Email To:
[email protected]
Targets
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Target
d5bc04d04a04dc446c372f8f793f18c0cb8d45ba1ae5a817f4314a177fc8d7cc.exe
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Size
836KB
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MD5
28e8f4098b5d13326674b51aab58d055
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SHA1
6635fa0024bfebfe5bd67e3c0cce5452e3c9b684
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SHA256
d5bc04d04a04dc446c372f8f793f18c0cb8d45ba1ae5a817f4314a177fc8d7cc
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SHA512
41669163544ed0e5164b1af023b3a2e7c16f32e5e5e6ee68b252dae172c3e574eda8e082ceab5709a63ba279063b904ba8f3fc519fd247ccb4253db3cf7ffb36
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SSDEEP
12288:CZqnHvjNIrpf9rN/mc/CFvzstbLM2XS3uxsM6AgKH2e3ZFzJnbP93xE6DlI50Xze:C0PjKr5BNDHbzDx3VgYJjh2OlLze
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Adds Run key to start application
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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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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1