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Analysis
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max time kernel
165s -
max time network
187s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
14/10/2022, 11:23
Static task
static1
Behavioral task
behavioral1
Sample
(revised 01).exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
(revised 01).exe
Resource
win10v2004-20220812-en
General
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Target
(revised 01).exe
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Size
937KB
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MD5
91767f2a11feeb8f6679f55eb2fa5fc1
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SHA1
295c233b415696dc23a10b0b492c66497aa99820
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SHA256
ab828ebbb7925536f94b2fe3f34100bdc8326589deb88e90dd3490893495f19c
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SHA512
802f3eca5c7b0f82a4ce55c51c33edd92749b713256cc1f0f6ff9f467b3dd6f55f1a7bc639266fe885c057db1198dad99a6cb829c1b3e40a16b74650fa21ecce
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SSDEEP
12288:V97M2/1rXIkdhKQ4RBPeNpgGpG6jXHpdH3Zs02DIIDHJ38zc83Q9XCPB7ZbNw+sM:VZJdhKdIpgsLj/x
Malware Config
Extracted
Protocol: smtp- Host:
host12.registrar-servers.com - Port:
587 - Username:
[email protected] - Password:
project2022blessing
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-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 51 api.ipify.org 52 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2224 set thread context of 2916 2224 (revised 01).exe 91 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2224 (revised 01).exe 2224 (revised 01).exe 2224 (revised 01).exe 2916 RegSvcs.exe 2916 RegSvcs.exe 2916 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2224 (revised 01).exe Token: SeDebugPrivilege 2916 RegSvcs.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2224 wrote to memory of 3108 2224 (revised 01).exe 90 PID 2224 wrote to memory of 3108 2224 (revised 01).exe 90 PID 2224 wrote to memory of 3108 2224 (revised 01).exe 90 PID 2224 wrote to memory of 2916 2224 (revised 01).exe 91 PID 2224 wrote to memory of 2916 2224 (revised 01).exe 91 PID 2224 wrote to memory of 2916 2224 (revised 01).exe 91 PID 2224 wrote to memory of 2916 2224 (revised 01).exe 91 PID 2224 wrote to memory of 2916 2224 (revised 01).exe 91 PID 2224 wrote to memory of 2916 2224 (revised 01).exe 91 PID 2224 wrote to memory of 2916 2224 (revised 01).exe 91 PID 2224 wrote to memory of 2916 2224 (revised 01).exe 91 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\(revised 01).exe"C:\Users\Admin\AppData\Local\Temp\(revised 01).exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2224 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵PID:3108
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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
PID:2916
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