General
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Target
b97034ee9c19f446a445db253dc70134.bin.bin
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Size
514KB
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Sample
230505-xwt8xagd53
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MD5
3947f430dbea89593fc3dbd8ea21645e
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SHA1
d0f9bdf82b93f7e456fb91c44ff35d928a8858f6
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SHA256
e315fa4ed12b9b0f07f7bbd5096a9e31f39ae175fed2981e7bd1eaac28e96bad
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SHA512
1b3a7b57ba466f589b2eb3c20d8d96e486be758c6e0fe8949e633b29def7da8de83705d2632fd5acad1e526b6b9a326bb39bbb37f7ad21bc79280cba745bc4e7
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SSDEEP
12288:SKu1VjCHjpsxAUDLLYGBkatF8N1mISQ9WSRma/vZe:bu1pCH2v3NkDNklQ9W7Z
Static task
static1
Behavioral task
behavioral1
Sample
55618071bd4c2f58f8144be8ae2ef40df68f07d7a6cfc5b0e2db1b7f6a57846d.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
55618071bd4c2f58f8144be8ae2ef40df68f07d7a6cfc5b0e2db1b7f6a57846d.exe
Resource
win10v2004-20230220-en
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.nereus.cl - Port:
587 - Username:
[email protected] - Password:
0uF)jGjrEGiu - Email To:
[email protected]
Extracted
Protocol: smtp- Host:
mail.nereus.cl - Port:
587 - Username:
[email protected] - Password:
0uF)jGjrEGiu
Targets
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Target
55618071bd4c2f58f8144be8ae2ef40df68f07d7a6cfc5b0e2db1b7f6a57846d.exe
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Size
544KB
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MD5
b97034ee9c19f446a445db253dc70134
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SHA1
32eb65616151e4caba773ed639bf190bc3b24bc5
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SHA256
55618071bd4c2f58f8144be8ae2ef40df68f07d7a6cfc5b0e2db1b7f6a57846d
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SHA512
632db0d38d66953aa79416f0d79a1b0035563e1d6677aabbe8c570671d8982d3d64c7867b0db7c0d92d6771a6683432c58bd56e903e747511f87f0ef17bead5a
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SSDEEP
12288:BwxNs66l2XUDdky8zshY/wY8zQZdgRA27TTTSIU5ynM5fuvR:2eKXUDmyUP4YPZmPTTLUIM5GvR
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Detects Redline Stealer samples
This rule detects the presence of Redline Stealer samples based on their unique strings.
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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Accesses Microsoft Outlook profiles
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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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