Analysis
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max time kernel
145s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
29-03-2024 20:24
General
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Target
Solicitud de cotizacion_pdf_________.exe
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Size
394KB
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MD5
5f3f19691d29c2c4156201bf69360ffc
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SHA1
feccb1a852a0f2afc530ddc7ce7f8a3b7d91202f
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SHA256
604a76b9285b05a4da8b3a7e75d7169b248c33dea66cc01b7d9819e0629dfbc0
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SHA512
84d0c99d399ae3ccd4b6658dc212115c82c7f03a26b16b3199b2599c7ca75d8ea8c3885f191421b39e5e96463041133f3220408678bc561e509ac3df1d1f1c9d
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SSDEEP
12288:tKMUHp7F5w7+HYRzQW8HuuxUiHyhq+DJ:PUD8+HtL5UiShq+N
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.ofilsysterns.com - Port:
587 - Username:
[email protected] - Password:
@o^M)K*1
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla payload 5 IoCs
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Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
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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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Suspicious behavior: EnumeratesProcesses 11 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 9 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion_pdf_________.exe"C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion_pdf_________.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion_pdf_________.exe"C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion_pdf_________.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2512-15-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/2512-24-0x0000000004980000-0x00000000049C0000-memory.dmpFilesize
256KB
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memory/2512-23-0x00000000745A0000-0x0000000074C8E000-memory.dmpFilesize
6.9MB
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memory/2512-21-0x00000000745A0000-0x0000000074C8E000-memory.dmpFilesize
6.9MB
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memory/2512-22-0x0000000004980000-0x00000000049C0000-memory.dmpFilesize
256KB
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memory/2512-19-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/2512-17-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/2512-7-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/2512-9-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/2512-11-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/2512-12-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/2512-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2528-5-0x0000000004D30000-0x0000000004D70000-memory.dmpFilesize
256KB
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memory/2528-6-0x0000000005E00000-0x0000000005E60000-memory.dmpFilesize
384KB
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memory/2528-0-0x0000000001080000-0x00000000010E8000-memory.dmpFilesize
416KB
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memory/2528-20-0x00000000745A0000-0x0000000074C8E000-memory.dmpFilesize
6.9MB
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memory/2528-4-0x00000000745A0000-0x0000000074C8E000-memory.dmpFilesize
6.9MB
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memory/2528-3-0x0000000000380000-0x000000000038E000-memory.dmpFilesize
56KB
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memory/2528-2-0x0000000004D30000-0x0000000004D70000-memory.dmpFilesize
256KB
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memory/2528-1-0x00000000745A0000-0x0000000074C8E000-memory.dmpFilesize
6.9MB