Analysis
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max time kernel
94s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
08-10-2024 01:40
Static task
static1
Behavioral task
behavioral1
Sample
5a0a36413c389c4a1dd98ba0544e39b456b082825bb21245f84c0beefef74ccc.exe
Resource
win7-20240903-en
General
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Target
5a0a36413c389c4a1dd98ba0544e39b456b082825bb21245f84c0beefef74ccc.exe
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Size
77.0MB
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MD5
56b26dafc409e4a26b3cdff29655c634
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SHA1
28218cdb90ed415758fa8432d85344f373f62665
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SHA256
5a0a36413c389c4a1dd98ba0544e39b456b082825bb21245f84c0beefef74ccc
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SHA512
6cec01314d39458c23859a85dbb51ea3f6b7c7dbb1a931a89f3a0112b31550700e8c1ec9f37a269cfa37814830d50d36d7d6070398f9605398b2ee5e39076229
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SSDEEP
24576:ffmMv6Ckr7Mny5QLTRiUecmRoNOlwOjcFD:f3v+7/5QLTR3DOlw28
Malware Config
Extracted
Protocol: smtp- Host:
mail.flujoauditorias.cl - Port:
587 - Username:
[email protected] - Password:
l;0jGu7J;z_a
Extracted
agenttesla
Protocol: smtp- Host:
mail.flujoauditorias.cl - Port:
587 - Username:
[email protected] - Password:
l;0jGu7J;z_a - 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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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 14 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 876 set thread context of 1956 876 5a0a36413c389c4a1dd98ba0544e39b456b082825bb21245f84c0beefef74ccc.exe 84 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5a0a36413c389c4a1dd98ba0544e39b456b082825bb21245f84c0beefef74ccc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1956 RegSvcs.exe 1956 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 876 5a0a36413c389c4a1dd98ba0544e39b456b082825bb21245f84c0beefef74ccc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1956 RegSvcs.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 876 wrote to memory of 1956 876 5a0a36413c389c4a1dd98ba0544e39b456b082825bb21245f84c0beefef74ccc.exe 84 PID 876 wrote to memory of 1956 876 5a0a36413c389c4a1dd98ba0544e39b456b082825bb21245f84c0beefef74ccc.exe 84 PID 876 wrote to memory of 1956 876 5a0a36413c389c4a1dd98ba0544e39b456b082825bb21245f84c0beefef74ccc.exe 84 PID 876 wrote to memory of 1956 876 5a0a36413c389c4a1dd98ba0544e39b456b082825bb21245f84c0beefef74ccc.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\5a0a36413c389c4a1dd98ba0544e39b456b082825bb21245f84c0beefef74ccc.exe"C:\Users\Admin\AppData\Local\Temp\5a0a36413c389c4a1dd98ba0544e39b456b082825bb21245f84c0beefef74ccc.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:876 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\5a0a36413c389c4a1dd98ba0544e39b456b082825bb21245f84c0beefef74ccc.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1956
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