General
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Target
PO_10032885_Mahler-Besse_2_16_2020_1207.xls.xlsm
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Size
137KB
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Sample
200731-71x3l3tslx
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MD5
2cb0d10d142dcee0d4f941ee11492746
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SHA1
ecaf75e4135bb8f585ce31249d3284871dc4d042
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SHA256
191c3798be77e205711c854c27a25152dcc6185858f95e404ad71fd34c7214ef
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SHA512
9299a052bf6a32c2bc1edc91a14d38b9b80dcb78596a1190db1175ab8738d2f55b6879f127129d758e0ec9ce7879717f0fab59a87fa70b10f3c4948408a1c7c1
Static task
static1
Behavioral task
behavioral1
Sample
PO_10032885_Mahler-Besse_2_16_2020_1207.xls.xlsm
Resource
win7v200722
Behavioral task
behavioral2
Sample
PO_10032885_Mahler-Besse_2_16_2020_1207.xls.xlsm
Resource
win10
Malware Config
Targets
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Target
PO_10032885_Mahler-Besse_2_16_2020_1207.xls.xlsm
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Size
137KB
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MD5
2cb0d10d142dcee0d4f941ee11492746
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SHA1
ecaf75e4135bb8f585ce31249d3284871dc4d042
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SHA256
191c3798be77e205711c854c27a25152dcc6185858f95e404ad71fd34c7214ef
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SHA512
9299a052bf6a32c2bc1edc91a14d38b9b80dcb78596a1190db1175ab8738d2f55b6879f127129d758e0ec9ce7879717f0fab59a87fa70b10f3c4948408a1c7c1
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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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Executes dropped EXE
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Loads dropped DLL
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Reads data files stored by FTP clients
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application
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Suspicious use of SetThreadContext
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