Analysis
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max time kernel
121s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20231201-en -
resource tags
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submitted
08-12-2023 02:10
General
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Target
b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe
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Size
430KB
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MD5
48f711ef249aea24262173e584b56cc0
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SHA1
b584ef035a25329bc98d064730ee685481cbf36a
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SHA256
b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343
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SHA512
5b587eff354142e0dc10aa8e1dad6c2bcb649c211b187bbf1c573941c6a05b9079f00651920f430ef86926aa2c06f79cf3a60fb4c0abea482abeda1329469bf5
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SSDEEP
6144:eKiAnmOeYfCjXwVKXCPVmR5Q64dIhBzX+8PkYdFitqsAHHxZSFXHT5TyibAf8Sa3:nmwK7jFu64GHzNYOHxZSFXIgA0P
Malware Config
Extracted
Protocol: smtp- Host:
server1.sqsendy.shop - Port:
587 - Username:
[email protected] - Password:
O4{S#5MLFM!Z
Extracted
agenttesla
Protocol: smtp- Host:
server1.sqsendy.shop - Port:
587 - Username:
[email protected] - Password:
O4{S#5MLFM!Z - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
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 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext 1 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe"C:\Users\Admin\AppData\Local\Temp\b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exeC:\Users\Admin\AppData\Local\Temp\b457da14609fc8020ecfb60e38e40ebae7e5c7d5ec5d2cdfd6efe28993003343.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06
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Filesize
6.9MB
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Filesize
6.9MB
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Filesize
256KB
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Filesize
256KB
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Filesize
264KB
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Filesize
264KB
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Filesize
264KB
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Filesize
264KB
-
Filesize
264KB
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Filesize
264KB
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Filesize
4KB
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Filesize
264KB
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Filesize
264KB
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Filesize
6.9MB
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Filesize
304KB
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Filesize
256KB
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Filesize
440KB
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Filesize
360KB
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Filesize
352KB
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Filesize
256KB
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Filesize
6.9MB