General
- Target gunzipped
- Size 602KB
- Sample201109-b9y332dkcn
- SHA256 3845a8f1b22212dbb08c6a9c95c3cc765a2d9676dbe367acf2c24f845b264bf6
- MD5 8ee650d9c83e5e105e523e1431cd6d58
- SHA1 96c13097506af7965036de864bf0ff48a842af5f
- SHA512 b071921b412e8a6dd1e3f2676cb836b7eb013d5c24a1d4976150b365f531a7c27480f196d6e9d4ee9086bdd7d66c39817c7ce5ce6b11fa6fe22eb6fa58292c4a
- MD5 SHA1 SHA512
Static task
static1
Behavioral task
behavioral1
Sample
gunzipped.exe
Resource
win7v20201028
0 signatures
0 seconds
Malware Config
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
smtp.yandex.com
-
Port
587
-
Username
-
Password
gatefee22
Extracted
Credentials
-
Protocol
smtp
-
Host
smtp.yandex.com
-
Port
587
-
Username
-
Password
gatefee22
Targets
-
- Target gunzipped
- Size 602KB
- SHA256 3845a8f1b22212dbb08c6a9c95c3cc765a2d9676dbe367acf2c24f845b264bf6
- MD5 8ee650d9c83e5e105e523e1431cd6d58
- SHA1 96c13097506af7965036de864bf0ff48a842af5f
- SHA512 b071921b412e8a6dd1e3f2676cb836b7eb013d5c24a1d4976150b365f531a7c27480f196d6e9d4ee9086bdd7d66c39817c7ce5ce6b11fa6fe22eb6fa58292c4a
- MD5 SHA1 SHA512
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload
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Looks for VirtualBox Guest Additions in registry
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Looks for VMWare Tools registry key
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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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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Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
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Suspicious use of SetThreadContext