Analysis
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max time kernel
139s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
11-12-2023 11:18
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe
Resource
win10v2004-20231130-en
General
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Target
SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe
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Size
541KB
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MD5
42e3f6af3958538a12e6cb658f81f7bb
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SHA1
5bfebb36c4c0e312fa2231825a564f61ce4b756c
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SHA256
1285b4c3035e7e99784fa960522765ef492b5425bc9c02d002f1d076692992de
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SHA512
a50301b45d03d1b9b3b3836a196ece2ff15f2e98a71756d252dd135e95ea5b823e5e5207a7a4e9bc80e020dc9fa378695528817cb97e792f2e7bf1c396317431
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SSDEEP
12288:G3IU8S6eUdSV/9gUzpjXJdZ03XNF5cXRS0nvYLltWyy0H7BTvCyIwB:8ItSAdSDpjX/ZiwdaZ7BTdIw
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
NX@@OLDdollarDV8FW7 - 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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Detect ZGRat V1 1 IoCs
resource yara_rule behavioral2/memory/2552-6-0x00000000051E0000-0x00000000051F8000-memory.dmp family_zgrat_v1 -
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-1-5-21-3936660601-1848837011-2142350499-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe Key opened \REGISTRY\USER\S-1-5-21-3936660601-1848837011-2142350499-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe Key opened \REGISTRY\USER\S-1-5-21-3936660601-1848837011-2142350499-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2552 set thread context of 3624 2552 SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe 103 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3624 SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe 3624 SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3624 SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2552 wrote to memory of 3624 2552 SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe 103 PID 2552 wrote to memory of 3624 2552 SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe 103 PID 2552 wrote to memory of 3624 2552 SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe 103 PID 2552 wrote to memory of 3624 2552 SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe 103 PID 2552 wrote to memory of 3624 2552 SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe 103 PID 2552 wrote to memory of 3624 2552 SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe 103 PID 2552 wrote to memory of 3624 2552 SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe 103 PID 2552 wrote to memory of 3624 2552 SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe 103 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3936660601-1848837011-2142350499-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3936660601-1848837011-2142350499-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2552 -
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.20943.19478.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3624
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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.20943.19478.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3