Analysis
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max time kernel
119s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
29-04-2024 13:23
Static task
static1
Behavioral task
behavioral1
Sample
purchase_order T&B19-20PO128.pdf.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
purchase_order T&B19-20PO128.pdf.exe
Resource
win10v2004-20240419-en
General
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Target
purchase_order T&B19-20PO128.pdf.exe
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Size
539KB
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MD5
9eec1064506c06de9bbaf14f53b7c5d3
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SHA1
496020ae9f009e860cc34e4f7f589752205d0d5a
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SHA256
d1248b99698d1efcfddacc89384b3df62e8dce35251d7a96dbb13cd31b30f853
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SHA512
045cce9c17fd98029965655140ce795be9f50d9273c0d95302f3b78d4a0712996ce751c7e62ddf5b49582e515b1c2b645a08b91f04aa6a9b69b5db868bdb5e87
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SSDEEP
12288:ncXeKbnWfOOCA+YzSFzRqoYv4MP7r9r/+ppppppppppppppppppppppppppppp0G:nPVC7Bzu1q
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.iaa-airferight.com - Port:
587 - Username:
[email protected] - Password:
webmaster - 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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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
purchase_order T&B19-20PO128.pdf.exedescription pid process target process PID 2932 set thread context of 2540 2932 purchase_order T&B19-20PO128.pdf.exe purchase_order T&B19-20PO128.pdf.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
purchase_order T&B19-20PO128.pdf.exepid process 2540 purchase_order T&B19-20PO128.pdf.exe 2540 purchase_order T&B19-20PO128.pdf.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
purchase_order T&B19-20PO128.pdf.exedescription pid process Token: SeDebugPrivilege 2540 purchase_order T&B19-20PO128.pdf.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
purchase_order T&B19-20PO128.pdf.exedescription pid process target process PID 2932 wrote to memory of 2540 2932 purchase_order T&B19-20PO128.pdf.exe purchase_order T&B19-20PO128.pdf.exe PID 2932 wrote to memory of 2540 2932 purchase_order T&B19-20PO128.pdf.exe purchase_order T&B19-20PO128.pdf.exe PID 2932 wrote to memory of 2540 2932 purchase_order T&B19-20PO128.pdf.exe purchase_order T&B19-20PO128.pdf.exe PID 2932 wrote to memory of 2540 2932 purchase_order T&B19-20PO128.pdf.exe purchase_order T&B19-20PO128.pdf.exe PID 2932 wrote to memory of 2540 2932 purchase_order T&B19-20PO128.pdf.exe purchase_order T&B19-20PO128.pdf.exe PID 2932 wrote to memory of 2540 2932 purchase_order T&B19-20PO128.pdf.exe purchase_order T&B19-20PO128.pdf.exe PID 2932 wrote to memory of 2540 2932 purchase_order T&B19-20PO128.pdf.exe purchase_order T&B19-20PO128.pdf.exe PID 2932 wrote to memory of 2540 2932 purchase_order T&B19-20PO128.pdf.exe purchase_order T&B19-20PO128.pdf.exe PID 2932 wrote to memory of 2540 2932 purchase_order T&B19-20PO128.pdf.exe purchase_order T&B19-20PO128.pdf.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\purchase_order T&B19-20PO128.pdf.exe"C:\Users\Admin\AppData\Local\Temp\purchase_order T&B19-20PO128.pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\purchase_order T&B19-20PO128.pdf.exe"C:\Users\Admin\AppData\Local\Temp\purchase_order T&B19-20PO128.pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2540-19-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2540-20-0x0000000074A50000-0x000000007513E000-memory.dmpFilesize
6.9MB
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memory/2540-9-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2540-23-0x00000000003A0000-0x00000000003E0000-memory.dmpFilesize
256KB
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memory/2540-15-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2540-7-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2540-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2540-5-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2540-22-0x0000000074A50000-0x000000007513E000-memory.dmpFilesize
6.9MB
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memory/2540-17-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2540-11-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2932-4-0x0000000000380000-0x000000000038A000-memory.dmpFilesize
40KB
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memory/2932-0-0x0000000000C70000-0x0000000000CFC000-memory.dmpFilesize
560KB
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memory/2932-1-0x0000000074A50000-0x000000007513E000-memory.dmpFilesize
6.9MB
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memory/2932-21-0x0000000074A50000-0x000000007513E000-memory.dmpFilesize
6.9MB
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memory/2932-2-0x0000000004C20000-0x0000000004C60000-memory.dmpFilesize
256KB
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memory/2932-3-0x0000000000C10000-0x0000000000C64000-memory.dmpFilesize
336KB