Analysis
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max time kernel
118s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
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submitted
28/03/2025, 13:20
General
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Target
OVERDUE ACCOUNT LETTER- FINAL REMINDER.exe
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Size
1.4MB
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MD5
3b8df9d91686abf51fd6db510ca8a9ed
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SHA1
52296a689e0d9c07a5eb018c21fdfeb64c0239c6
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SHA256
f888c4770bbbbcad15c357d6731ff8f5afd7e62e4c35652f3dc3ede6c36b66e9
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SHA512
8b7d4017b747e680aef9eaa9ecea91a1e6295c69e4a5ee846b6159fbf6a7ddd0668cb54ff9006682b0d17f33054ad0a67a74e89ae8c9aa3ccc69d5ba0a31371f
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SSDEEP
24576:Ae8Sdf0hsacM3n3CzewoMIUrZMVo6b+G5JiZTnkrd++9c4350s:GSpgsaXnW26mt+GKTK1aA50s
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.iaa-airferight.com - Port:
587 - Username:
[email protected] - Password:
BIGNAIRA2024 - 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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Agenttesla family
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Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
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Drops startup file 1 IoCs
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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.
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Suspicious use of SetThreadContext 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 3 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 8 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
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C:\Users\Admin\AppData\Local\Temp\OVERDUE ACCOUNT LETTER- FINAL REMINDER.exe"C:\Users\Admin\AppData\Local\Temp\OVERDUE ACCOUNT LETTER- FINAL REMINDER.exe"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"2⤵
- System Location Discovery: System Language Discovery
- 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
4KB
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Filesize
1.4MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
7.7MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
-
Filesize
1.1MB
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Filesize
1.1MB
-
Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
7.7MB
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Filesize
432KB
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Filesize
424KB
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Filesize
304KB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
5.6MB
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Filesize
336KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
256KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
408KB
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Filesize
320KB
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Filesize
584KB
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Filesize
40KB
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Filesize
7.7MB