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General
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Target
NEAS.20728d460c5c42cbd40ad4c4bcffa85013f4763501b561acccf23d76c871894d.xls
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Size
938KB
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Sample
231114-j4wj2shd8s
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MD5
b6e5689997ab86f037c75abe3478ed5d
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SHA1
8f274288e21c4907690c0925e9a4fd44293cf3af
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SHA256
20728d460c5c42cbd40ad4c4bcffa85013f4763501b561acccf23d76c871894d
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SHA512
44a4dd6dbad49bf2ef26259d9e82711a23badae938e891103f24eb2ed9fa37749ef5434807bed1728419a10a71409c02465415f434aece6c7f976b314a55d123
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SSDEEP
24576:g/BHw6/BZy83bVmEgTIZ3v5bJvuwAYyv4OL5udmwNx:D6/rt3bVm7TGRVvuwcQO1ni
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.20728d460c5c42cbd40ad4c4bcffa85013f4763501b561acccf23d76c871894d.xls
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.20728d460c5c42cbd40ad4c4bcffa85013f4763501b561acccf23d76c871894d.xls
Resource
win10v2004-20231020-en
Malware Config
Extracted
Protocol: smtp- Host:
mail.bretoffice.com - Port:
587 - Username:
[email protected] - Password:
}&HF=G!r!_eA
Extracted
agenttesla
Protocol: smtp- Host:
mail.bretoffice.com - Port:
587 - Username:
[email protected] - Password:
}&HF=G!r!_eA - Email To:
[email protected]
Targets
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Target
NEAS.20728d460c5c42cbd40ad4c4bcffa85013f4763501b561acccf23d76c871894d.xls
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Size
938KB
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MD5
b6e5689997ab86f037c75abe3478ed5d
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SHA1
8f274288e21c4907690c0925e9a4fd44293cf3af
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SHA256
20728d460c5c42cbd40ad4c4bcffa85013f4763501b561acccf23d76c871894d
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SHA512
44a4dd6dbad49bf2ef26259d9e82711a23badae938e891103f24eb2ed9fa37749ef5434807bed1728419a10a71409c02465415f434aece6c7f976b314a55d123
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SSDEEP
24576:g/BHw6/BZy83bVmEgTIZ3v5bJvuwAYyv4OL5udmwNx:D6/rt3bVm7TGRVvuwcQO1ni
Score10/10-
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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Downloads MZ/PE file
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Executes dropped EXE
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Loads dropped DLL
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Suspicious use of SetThreadContext
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