Analysis
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max time kernel
126s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
04-09-2024 11:00
Static task
static1
Behavioral task
behavioral1
Sample
raplicaçãodecotação.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
raplicaçãodecotação.exe
Resource
win10v2004-20240802-en
General
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Target
raplicaçãodecotação.exe
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Size
1.1MB
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MD5
eb5ba52c5fbc1efa1d7e3c7d9364654e
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SHA1
fa088e270c9df961788001611785051280fbd09c
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SHA256
a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4
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SHA512
2facede2a967280d728111190ce0d4c3ea6cc20cb0e4079368976c98bb673807242c52a44261fd3164a35f5f19acf16c2e98fdceb18112b07f986243d435dbe4
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SSDEEP
24576:YqDEvCTbMWu7rQYlBQcBiT6rprG8autKPcz5nMzzZ:YTvC/MTQYxsWR7autz
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.solucionesmexico.mx - Port:
21 - Username:
[email protected] - Password:
dGG^ZYIxX5!B
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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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 4500 set thread context of 1692 4500 raplicaçãodecotação.exe 93 -
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 raplicaçãodecotação.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1692 RegSvcs.exe 1692 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 4500 raplicaçãodecotação.exe 4500 raplicaçãodecotação.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1692 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4500 raplicaçãodecotação.exe 4500 raplicaçãodecotação.exe -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 4500 raplicaçãodecotação.exe 4500 raplicaçãodecotação.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4500 wrote to memory of 1692 4500 raplicaçãodecotação.exe 93 PID 4500 wrote to memory of 1692 4500 raplicaçãodecotação.exe 93 PID 4500 wrote to memory of 1692 4500 raplicaçãodecotação.exe 93 PID 4500 wrote to memory of 1692 4500 raplicaçãodecotação.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\raplicaçãodecotação.exe"C:\Users\Admin\AppData\Local\Temp\raplicaçãodecotação.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:4500 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\raplicaçãodecotação.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1692
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4048,i,10597648459838880772,16562651767759956329,262144 --variations-seed-version --mojo-platform-channel-handle=4468 /prefetch:81⤵PID:1184