Analysis
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max time kernel
94s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
25-01-2025 01:17
Static task
static1
Behavioral task
behavioral1
Sample
cotizaci¨®n.exe
Resource
win7-20240708-en
General
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Target
cotizaci¨®n.exe
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Size
1.1MB
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MD5
74961c52806797a5988894a1caa5bf19
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SHA1
f17500067daa8d8a4125979dec8a6005b07a928b
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SHA256
41c3a4ebd8d4fea8dbf115e338f4912e051f4916694e7663471e3f894a4e18be
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SHA512
40ebf7c576ff2065b9f94c8866524c132ddafeda416b144a0467a5b2ce06dd82f03530be899819c06f424e63fe2613d9a3be7202e60b268850598ae35ac9a9e8
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SSDEEP
24576:uRmJkcoQricOIQxiZY1iaCOavymih0JSuHSFv35SnM+yXei:7JZoQrbTFZY1iaCOaLiOJSqGv35SnMN5
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.stingatoareincendii.ro - Port:
21 - Username:
[email protected] - Password:
3.*RYhlG)lkA
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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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 13 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3508 set thread context of 2764 3508 cotizaci¨®n.exe 83 -
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 RegSvcs.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cotizaci¨®n.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2764 RegSvcs.exe 2764 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 3508 cotizaci¨®n.exe 3508 cotizaci¨®n.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2764 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3508 cotizaci¨®n.exe 3508 cotizaci¨®n.exe -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 3508 cotizaci¨®n.exe 3508 cotizaci¨®n.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3508 wrote to memory of 2764 3508 cotizaci¨®n.exe 83 PID 3508 wrote to memory of 2764 3508 cotizaci¨®n.exe 83 PID 3508 wrote to memory of 2764 3508 cotizaci¨®n.exe 83 PID 3508 wrote to memory of 2764 3508 cotizaci¨®n.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\cotizaci¨®n.exe"C:\Users\Admin\AppData\Local\Temp\cotizaci¨®n.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3508 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\cotizaci¨®n.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2764
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