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Analysis
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max time kernel
149s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
13/10/2023, 22:03
Static task
static1
Behavioral task
behavioral1
Sample
SOA.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
SOA.exe
Resource
win10v2004-20230915-en
General
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Target
SOA.exe
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Size
810KB
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MD5
e1666e6dc5b74fede5b52d19b6ed5eb3
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SHA1
4629695826687cf1aaedbd0de805ee672ca28b78
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SHA256
a4ed69b3f398c38bef69c796dd57f40b6d110fce97d84802b9a2e6b77d07c93f
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SHA512
32f34f4c373397eacb0f413d3c8121aa54cdaacde1c73adbd780d0d5cc3ed6c63c03a9639ccea98c5348010e08f11bbf8fe1f434f95663b6abccdc793a9899b8
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SSDEEP
12288:X2cxVYgO6MavWMO6MavWmn+Au5SjIoya5EyCdoPIeSq8057HuJ5dx:X2cHO6MavWMO6MavWOlOvF6LR5zY5dx
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.wecaresvc.com - Port:
587 - Username:
[email protected] - Password:
u9367gk8qc - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Control Panel\International\Geo\Nation SOA.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SOA.exe Key opened \REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SOA.exe Key opened \REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SOA.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\My App = "C:\\Users\\Admin\\AppData\\Roaming\\My App\\My App.exe" SOA.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 60 api.ipify.org 61 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1168 set thread context of 4932 1168 SOA.exe 102 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4624 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1168 SOA.exe 4932 SOA.exe 4932 SOA.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1168 SOA.exe Token: SeDebugPrivilege 4932 SOA.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1168 wrote to memory of 4624 1168 SOA.exe 100 PID 1168 wrote to memory of 4624 1168 SOA.exe 100 PID 1168 wrote to memory of 4624 1168 SOA.exe 100 PID 1168 wrote to memory of 4932 1168 SOA.exe 102 PID 1168 wrote to memory of 4932 1168 SOA.exe 102 PID 1168 wrote to memory of 4932 1168 SOA.exe 102 PID 1168 wrote to memory of 4932 1168 SOA.exe 102 PID 1168 wrote to memory of 4932 1168 SOA.exe 102 PID 1168 wrote to memory of 4932 1168 SOA.exe 102 PID 1168 wrote to memory of 4932 1168 SOA.exe 102 PID 1168 wrote to memory of 4932 1168 SOA.exe 102 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SOA.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SOA.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SOA.exe"C:\Users\Admin\AppData\Local\Temp\SOA.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1168 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CNVYvSgi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDD27.tmp"2⤵
- Creates scheduled task(s)
PID:4624
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C:\Users\Admin\AppData\Local\Temp\SOA.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4932
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD517573558c4e714f606f997e5157afaac
SHA113e16e9415ceef429aaf124139671ebeca09ed23
SHA256c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553
SHA512f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc
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Filesize
1KB
MD5d303a3e75b1e0d324a6ff606037cf7ca
SHA1ba03316fce892a504dc134b0d0d5671983f7e204
SHA2569cba959cf86e9f6e0a519e8154eb4c16925ca278cf22c21580a65cf254fbbf50
SHA5128fc242d38330623c92e5a1794f5e31bc94850883ec4ee4c20570e226859c0e29c2fe45405a872e6e6b0fe9228001c66a6d24c005e4392b7813a6bd8d451d55e8