Analysis
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max time kernel
143s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 00:40
Static task
static1
Behavioral task
behavioral1
Sample
INVOICE.exe
Resource
win7-20220414-en
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
INVOICE.exe
Resource
win10v2004-20220414-en
windows10-2004_x64
0 signatures
0 seconds
General
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Target
INVOICE.exe
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Size
769KB
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MD5
444aa620930ed939f02eaef37aeaa652
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SHA1
38bc95572aad69b25b6226d680c29dfc93e62d52
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SHA256
14667a81f8e7bc2110dd79dcc786f9dc6aafb5cb5160b446234b652e8384dc55
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SHA512
7db50d7491dd680c241a5d9aca787f0c819ebe7694b3b7225cefa9b5e0cd557943c01e42600c28e7ab143326b3f3237ecebed4a5d826912d702ffac65b0d36ca
Malware Config
Extracted
Family
agenttesla
Credentials
Protocol: smtp- Host:
smtp.yandex.ru - Port:
587 - Username:
[email protected] - Password:
pmoneyboy994
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/2172-136-0x0000000000400000-0x000000000045A000-memory.dmp family_agenttesla -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
INVOICE.exedescription pid process target process PID 2736 set thread context of 2172 2736 INVOICE.exe RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 9 IoCs
Processes:
INVOICE.exeRegSvcs.exepid process 2736 INVOICE.exe 2736 INVOICE.exe 2736 INVOICE.exe 2736 INVOICE.exe 2736 INVOICE.exe 2736 INVOICE.exe 2736 INVOICE.exe 2172 RegSvcs.exe 2172 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
INVOICE.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 2736 INVOICE.exe Token: SeDebugPrivilege 2172 RegSvcs.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
INVOICE.exedescription pid process target process PID 2736 wrote to memory of 2172 2736 INVOICE.exe RegSvcs.exe PID 2736 wrote to memory of 2172 2736 INVOICE.exe RegSvcs.exe PID 2736 wrote to memory of 2172 2736 INVOICE.exe RegSvcs.exe PID 2736 wrote to memory of 2172 2736 INVOICE.exe RegSvcs.exe PID 2736 wrote to memory of 2172 2736 INVOICE.exe RegSvcs.exe PID 2736 wrote to memory of 2172 2736 INVOICE.exe RegSvcs.exe PID 2736 wrote to memory of 2172 2736 INVOICE.exe RegSvcs.exe PID 2736 wrote to memory of 2172 2736 INVOICE.exe RegSvcs.exe -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"C:\Users\Admin\AppData\Local\Temp\INVOICE.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/2172-135-0x0000000000000000-mapping.dmp
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memory/2172-136-0x0000000000400000-0x000000000045A000-memory.dmpFilesize
360KB
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memory/2172-137-0x0000000005740000-0x00000000057A6000-memory.dmpFilesize
408KB
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memory/2172-138-0x00000000065E0000-0x0000000006630000-memory.dmpFilesize
320KB
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memory/2736-130-0x0000000000E10000-0x0000000000ED6000-memory.dmpFilesize
792KB
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memory/2736-131-0x0000000006050000-0x00000000065F4000-memory.dmpFilesize
5.6MB
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memory/2736-132-0x0000000005C80000-0x0000000005D12000-memory.dmpFilesize
584KB
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memory/2736-133-0x0000000005C20000-0x0000000005C2A000-memory.dmpFilesize
40KB
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memory/2736-134-0x000000000EFC0000-0x000000000F05C000-memory.dmpFilesize
624KB