Analysis
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max time kernel
121s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
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submitted
01-12-2023 09:27
General
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Target
RFQ_20231201-876678xls.exe
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Size
680KB
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MD5
967eb9fa0ce5f1ec2b6b132728fc6e07
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SHA1
58d29f3b5463467cfd666b8b1b79bbec930f0d66
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SHA256
1c6dffa90d393fdcc2db9e1cf8af2c557129bb4afadb04d87969ad3edd10ffc3
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SHA512
6960fe8f82db6c3e020be07fc6147361c8ba4966293c761255156bd6e32025d203290f3c39d535dde60078addd9cc99f461adc793605a28f996331cd6f829ad1
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SSDEEP
12288:tCIEJjIu1KPsUDMy1+TiReOE1rUxsLINxW/9AFItaGeGQwmEBK:7EJHKPrWiRMV0Ne9A6sdGQwmEc
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.dzine.com.tr - Port:
21 - Username:
dzinecom - Password:
Dzine21.
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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Looks up external IP address via web service 1 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 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\RFQ_20231201-876678xls.exe"C:\Users\Admin\AppData\Local\Temp\RFQ_20231201-876678xls.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\RFQ_20231201-876678xls.exe"C:\Users\Admin\AppData\Local\Temp\RFQ_20231201-876678xls.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
704KB
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Filesize
6.9MB
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Filesize
256KB
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Filesize
88KB
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Filesize
32KB
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Filesize
40KB
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Filesize
496KB
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Filesize
6.9MB
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Filesize
264KB
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Filesize
264KB
-
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
264KB
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Filesize
264KB
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Filesize
6.9MB
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Filesize
256KB
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Filesize
6.9MB
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Filesize
256KB