Analysis
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max time kernel
57s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
07/10/2022, 10:23
Static task
static1
Behavioral task
behavioral1
Sample
18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe
Resource
win10v2004-20220812-en
General
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Target
18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe
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Size
943KB
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MD5
2d9e22849c7704707b3a6431024f876d
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SHA1
14cac7d7efd3b336b3c5a2b0e35206197c1da1e8
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SHA256
18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5
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SHA512
f7de85e5e31c933f57990e235629ed372101d82d889782af44a9749163c49a894b68076b25247c0f1a5b5c70ae2010e6373013037fe6dcb4d440c73269b175b7
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SSDEEP
12288:mx19FoynIRSjAr/qnhpivZ0SZcEWMmgUEVRTtZFswXlYAwoMV:mztI3zig0B5+ZDfmNV
Malware Config
Extracted
Protocol: ftp- Host:
ftp.artrsllc.com - Port:
21 - Username:
[email protected] - Password:
=WY{9+?ae}qt
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.artrsllc.com/ - Port:
21 - Username:
[email protected] - Password:
=WY{9+?ae}qt
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\YLHLep = "C:\\Users\\Admin\\AppData\\Roaming\\YLHLep\\YLHLep.exe" RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3368 set thread context of 1084 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 94 -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 1084 RegSvcs.exe 1084 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe Token: SeDebugPrivilege 1084 RegSvcs.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1084 RegSvcs.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 3368 wrote to memory of 1116 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 92 PID 3368 wrote to memory of 1116 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 92 PID 3368 wrote to memory of 1116 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 92 PID 3368 wrote to memory of 1208 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 93 PID 3368 wrote to memory of 1208 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 93 PID 3368 wrote to memory of 1208 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 93 PID 3368 wrote to memory of 1084 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 94 PID 3368 wrote to memory of 1084 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 94 PID 3368 wrote to memory of 1084 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 94 PID 3368 wrote to memory of 1084 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 94 PID 3368 wrote to memory of 1084 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 94 PID 3368 wrote to memory of 1084 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 94 PID 3368 wrote to memory of 1084 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 94 PID 3368 wrote to memory of 1084 3368 18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe 94 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe"C:\Users\Admin\AppData\Local\Temp\18d4fec6b04d607ee0862d07e31cd1b50aac50d98a3c2af2a8c38d613bb5a8e5.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3368 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵PID:1116
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵PID:1208
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1084
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