General
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Target
b64a1e06f098f5dac21d33030c819ee6c94ea28c5ccbe01a8ae18f2cef40903dexe.exe
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Size
740KB
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Sample
231207-x7azeaeg67
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MD5
c574e127b2c8ab6e118d9da5f5debef2
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SHA1
89ec80d0eb22dec08f8a1c28d9984885dfc2f080
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SHA256
b64a1e06f098f5dac21d33030c819ee6c94ea28c5ccbe01a8ae18f2cef40903d
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SHA512
632bb017dccdc76073ae93db07e6e4349e19a6207e8f3f45a2f9e57f5e9077bf9afebe461148f883f167ec9a8b17152a7b25eac45a91fd83af9461a9e38a2f3e
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SSDEEP
12288:YZqc3+GCueH5qOe0T0xQChrNJbXgoQeQBmEGM0l0EO4TEWCH3F5ETccK3qNCt:YZ/uG2qqyQChRJbwunOBH3F5CKaN
Static task
static1
Behavioral task
behavioral1
Sample
b64a1e06f098f5dac21d33030c819ee6c94ea28c5ccbe01a8ae18f2cef40903dexe.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
b64a1e06f098f5dac21d33030c819ee6c94ea28c5ccbe01a8ae18f2cef40903dexe.exe
Resource
win10v2004-20231201-en
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.amtechcards.com - Port:
587 - Username:
[email protected] - Password:
]i[a(tUWlmp% - Email To:
[email protected]
Targets
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Target
b64a1e06f098f5dac21d33030c819ee6c94ea28c5ccbe01a8ae18f2cef40903dexe.exe
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Size
740KB
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MD5
c574e127b2c8ab6e118d9da5f5debef2
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SHA1
89ec80d0eb22dec08f8a1c28d9984885dfc2f080
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SHA256
b64a1e06f098f5dac21d33030c819ee6c94ea28c5ccbe01a8ae18f2cef40903d
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SHA512
632bb017dccdc76073ae93db07e6e4349e19a6207e8f3f45a2f9e57f5e9077bf9afebe461148f883f167ec9a8b17152a7b25eac45a91fd83af9461a9e38a2f3e
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SSDEEP
12288:YZqc3+GCueH5qOe0T0xQChrNJbXgoQeQBmEGM0l0EO4TEWCH3F5ETccK3qNCt:YZ/uG2qqyQChRJbwunOBH3F5CKaN
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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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