Analysis
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max time kernel
152s -
max time network
180s -
platform
windows10-2004_x64 -
resource
win10v2004-20220721-en -
resource tags
arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system -
submitted
01-08-2022 15:40
Static task
static1
Behavioral task
behavioral1
Sample
5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe
Resource
win7-20220715-en
Behavioral task
behavioral2
Sample
5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe
Resource
win10v2004-20220721-en
General
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Target
5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe
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Size
540KB
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MD5
1180625c9860111880fcd595f197332d
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SHA1
2366ae74cc62a03b5a77de4e2241b74409a3e42a
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SHA256
5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818
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SHA512
b2f48683848b250ea61d63ef002d3a8e7086146ed99d52b43ea04acd836a7a3efd6210db76275ec61646bdf3c9ffcca7488f1a66872ea4f21490643b35437948
Malware Config
Signatures
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe Key opened \REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe Key opened \REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Pulte Homes Inc = "C:\\Users\\Admin\\AppData\\Roaming\\Pulte Homes Inc\\Pulte Homes Inc.exe" 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.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 41 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2268 set thread context of 4360 2268 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe 84 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2268 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe 2268 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe 4360 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe 4360 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2268 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe Token: SeDebugPrivilege 4360 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4360 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2268 wrote to memory of 4360 2268 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe 84 PID 2268 wrote to memory of 4360 2268 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe 84 PID 2268 wrote to memory of 4360 2268 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe 84 PID 2268 wrote to memory of 4360 2268 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe 84 PID 2268 wrote to memory of 4360 2268 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe 84 PID 2268 wrote to memory of 4360 2268 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe 84 PID 2268 wrote to memory of 4360 2268 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe 84 PID 2268 wrote to memory of 4360 2268 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe 84 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe"C:\Users\Admin\AppData\Local\Temp\5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2268 -
C:\Users\Admin\AppData\Local\Temp\5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe"C:\Users\Admin\AppData\Local\Temp\5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:4360
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\5c1948c5c0c236f1a657d173ab6f85225860459eb30001050da73e9990990818.exe.log
Filesize313B
MD500b72ea3d569eb0d4fb85691b642f47c
SHA1f9134a33706eb76ddb00e5276639d660a071da9b
SHA256cd62d4fbf8b135be5c0b8448a7d53db7784869761a10ec99473f58f44d8e686c
SHA51262af7608834d84fa95470247cab4bfa5a382825f81e9918b762e62dfc6c467e7b50cfb5b2fd36eff1da320e22aa8c1427c02820e06d9f2f6483e64740a43e8df