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Analysis
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max time kernel
93s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
07/08/2024, 01:36
Static task
static1
Behavioral task
behavioral1
Sample
65576d11600ac393a2b85adf316bb23c44d0a1b6e7dd5b1aa76d702d8a9b6a8b.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
65576d11600ac393a2b85adf316bb23c44d0a1b6e7dd5b1aa76d702d8a9b6a8b.exe
Resource
win10v2004-20240802-en
General
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Target
65576d11600ac393a2b85adf316bb23c44d0a1b6e7dd5b1aa76d702d8a9b6a8b.exe
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Size
934KB
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MD5
89f2a2b6a40d32641a95888e3aabcd03
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SHA1
f65a0ff0e403adc9b097d29fc5d60d8c6818f0ea
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SHA256
65576d11600ac393a2b85adf316bb23c44d0a1b6e7dd5b1aa76d702d8a9b6a8b
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SHA512
37628c276c0fb811be6841ecce62030033e99579e162f6fa69456c17596f75c2c4568a133acd5befcc73274bbb49fc1b1a3fc112b1b1f27a3a525a23a79b93ce
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SSDEEP
12288:NzlU13Q1mgtgYLf13Q+9PJ/l8jBiIjfElEbm9/Gi:s36/FqpElEbm9/
Malware Config
Signatures
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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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe -
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 31 checkip.dyndns.org -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4532 aspnet_compiler.exe 4532 aspnet_compiler.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 640 65576d11600ac393a2b85adf316bb23c44d0a1b6e7dd5b1aa76d702d8a9b6a8b.exe Token: SeDebugPrivilege 640 65576d11600ac393a2b85adf316bb23c44d0a1b6e7dd5b1aa76d702d8a9b6a8b.exe Token: SeDebugPrivilege 4532 aspnet_compiler.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 640 wrote to memory of 4532 640 65576d11600ac393a2b85adf316bb23c44d0a1b6e7dd5b1aa76d702d8a9b6a8b.exe 89 PID 640 wrote to memory of 4532 640 65576d11600ac393a2b85adf316bb23c44d0a1b6e7dd5b1aa76d702d8a9b6a8b.exe 89 PID 640 wrote to memory of 4532 640 65576d11600ac393a2b85adf316bb23c44d0a1b6e7dd5b1aa76d702d8a9b6a8b.exe 89 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\65576d11600ac393a2b85adf316bb23c44d0a1b6e7dd5b1aa76d702d8a9b6a8b.exe"C:\Users\Admin\AppData\Local\Temp\65576d11600ac393a2b85adf316bb23c44d0a1b6e7dd5b1aa76d702d8a9b6a8b.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:640 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_compiler.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4532
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