General
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Target
Letter Of Intent.z
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Size
4KB
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Sample
241009-mfdacatdqb
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MD5
b853b1e0b1f662bf6c75f8a4f638bb3a
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SHA1
f8b38b7dfba9985c6f364143eaefc520dab3f7ae
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SHA256
eaae036429966edb9d7efcc60e7d8af4ecb0e60b668083125c64aed949753948
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SHA512
1ef95e3f4e25a4859affc71ace8f7ddac2c90d935462ae440d7176d7bdfbe2da4ae907d453b7ea9adbf7628a36211f69e0438c8fbc6af0b95432dba0b5386082
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SSDEEP
96:cKbRhzWF0+h1v9VClHPeFYWD2MqcBkmoGmcbsX1r:cUQ0e1VclHPYYW3bBkYsp
Static task
static1
Behavioral task
behavioral1
Sample
Letter Of Intent.vbe
Resource
win7-20240903-en
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
162.254.34.31 - Port:
587 - Username:
[email protected] - Password:
M992uew1mw6Z - Email To:
[email protected]
Targets
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Target
Letter Of Intent.vbe
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Size
11KB
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MD5
59958a367c15cc55b0b42db533eb99a8
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SHA1
06d169da811d8d0abce9280ff7fd748f125e1aff
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SHA256
5a793830dc868d92331342fbca7bb5338b6014944a972960c97f7d9d3f3c66ae
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SHA512
bc7fbbb16f83492876f298f98160b264150ee995871f0e2d59c5c49d703bf2f21721ca1d49d293264be798ef0da2b5ebb4f423be5ddc788d34f1369db03e546e
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SSDEEP
192:kn3g3XXH2AYKtbXq1qFqpSJ7sWfqH2hmqaOdC8NhuOzWNpK:uw3XXH2aA1qFkiQWfq2mqLdCpxw
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Blocklisted process makes network request
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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