Analysis
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max time kernel
145s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
24-01-2024 05:29
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Win32.PWSX-gen.15348.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Win32.PWSX-gen.15348.exe
Resource
win10v2004-20231222-en
General
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Target
SecuriteInfo.com.Win32.PWSX-gen.15348.exe
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Size
877KB
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MD5
f8b5ef015483020d063198bad0205ec7
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SHA1
29d48155dbe20ab33ffb80f047d8e74e63494d5d
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SHA256
c16cd26f902e703b321ee0d6acf1726e52318f2de78db59d169389256114656b
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SHA512
40791f1fb425519e2e0fd9b83eed22e02d837412fb81dedb6d0690ed4441f00d1e31d3a2e2deb5d9b9fb4b163eb35acbf78febd840140bf059ec55b0d1e10c84
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SSDEEP
12288:S8S8zAP6PSKz2xrbNYUmyw2O1s3+Q9AhD9Z08VHBDnlgiK6wSdvwqvDdi0C0eEGI:8846P5KBYL2OW3+20pln3jvT00
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.europeanhome.vn - Port:
587 - Username:
[email protected] - Password:
Changchang137 - 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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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-1-5-21-1168293393-3419776239-306423207-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.Win32.PWSX-gen.15348.exe Key opened \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.Win32.PWSX-gen.15348.exe Key opened \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.Win32.PWSX-gen.15348.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 21 api.ipify.org 22 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3832 set thread context of 3096 3832 SecuriteInfo.com.Win32.PWSX-gen.15348.exe 95 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3832 SecuriteInfo.com.Win32.PWSX-gen.15348.exe 3832 SecuriteInfo.com.Win32.PWSX-gen.15348.exe 3096 SecuriteInfo.com.Win32.PWSX-gen.15348.exe 3096 SecuriteInfo.com.Win32.PWSX-gen.15348.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3832 SecuriteInfo.com.Win32.PWSX-gen.15348.exe Token: SeDebugPrivilege 3096 SecuriteInfo.com.Win32.PWSX-gen.15348.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3832 wrote to memory of 3096 3832 SecuriteInfo.com.Win32.PWSX-gen.15348.exe 95 PID 3832 wrote to memory of 3096 3832 SecuriteInfo.com.Win32.PWSX-gen.15348.exe 95 PID 3832 wrote to memory of 3096 3832 SecuriteInfo.com.Win32.PWSX-gen.15348.exe 95 PID 3832 wrote to memory of 3096 3832 SecuriteInfo.com.Win32.PWSX-gen.15348.exe 95 PID 3832 wrote to memory of 3096 3832 SecuriteInfo.com.Win32.PWSX-gen.15348.exe 95 PID 3832 wrote to memory of 3096 3832 SecuriteInfo.com.Win32.PWSX-gen.15348.exe 95 PID 3832 wrote to memory of 3096 3832 SecuriteInfo.com.Win32.PWSX-gen.15348.exe 95 PID 3832 wrote to memory of 3096 3832 SecuriteInfo.com.Win32.PWSX-gen.15348.exe 95 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.Win32.PWSX-gen.15348.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.Win32.PWSX-gen.15348.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.15348.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.15348.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3832 -
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.15348.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.15348.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3096
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Win32.PWSX-gen.15348.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3