General
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Target
COSU636.pdf.exe
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Size
721KB
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Sample
240517-fgxxtaaa71
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MD5
4fd26a9d8c021aac5b9e1bf2b31a3bfd
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SHA1
41ceeed2eb2c787e9421a72bea969e19781ae277
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SHA256
2e70696732ae7b8af81532560895685bab737a103bc399f0ab1636d5cc7b8b64
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SHA512
12ac56c79aab3bb93f81dec405ca1ae55194b2cad5e1f6c5c79db654f83dbf1e9074bcd6ad8c46b04bd7781b22f0e574ae830fa9f568efe2ff575255921679e1
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SSDEEP
12288:+J0pei36RbrkaZibuPF4pwH9LNi+C6fupO8Er+CqNg6Wr31eZkVhxjJcmXC:++pp369ktyP+m9LN/TfUusg6Wb1dVTtx
Static task
static1
Behavioral task
behavioral1
Sample
COSU636.pdf.exe
Resource
win7-20240221-en
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
)otE@Kl4 - Email To:
[email protected]
Targets
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Target
COSU636.pdf.exe
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Size
721KB
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MD5
4fd26a9d8c021aac5b9e1bf2b31a3bfd
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SHA1
41ceeed2eb2c787e9421a72bea969e19781ae277
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SHA256
2e70696732ae7b8af81532560895685bab737a103bc399f0ab1636d5cc7b8b64
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SHA512
12ac56c79aab3bb93f81dec405ca1ae55194b2cad5e1f6c5c79db654f83dbf1e9074bcd6ad8c46b04bd7781b22f0e574ae830fa9f568efe2ff575255921679e1
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SSDEEP
12288:+J0pei36RbrkaZibuPF4pwH9LNi+C6fupO8Er+CqNg6Wr31eZkVhxjJcmXC:++pp369ktyP+m9LN/TfUusg6Wb1dVTtx
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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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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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Suspicious use of SetThreadContext
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