Analysis
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max time kernel
100s -
max time network
111s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
09-12-2022 14:13
Static task
static1
Behavioral task
behavioral1
Sample
Payment.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
Payment.exe
Resource
win10v2004-20221111-en
General
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Target
Payment.exe
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Size
509KB
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MD5
6073d68b5de7fe685d6d55426d5477f9
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SHA1
a1dc8242f01b87a1d2f98d802b5c6108279bd743
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SHA256
15afda627d45b60188820d0bddba8fd8334a98dc86742eb3339834be2d4a1b96
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SHA512
a97a1110a08aa3ed9114d0a732e30a1d24201eb78ddf9f8858ed1a4b65041f624e2490e54d6e03a3f0cc9995194f2dda7ad49292f40ad435479690943cc7e5df
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SSDEEP
12288:WNGCZ+AA3y8jaY1nw4dgAVLU771IUhffM:WECmjzycg2LUX1IwM
Malware Config
Extracted
Protocol: smtp- Host:
mail.svcnc.com - Port:
587 - Username:
[email protected] - Password:
Krupashine@6791
Extracted
agenttesla
Protocol: smtp- Host:
mail.svcnc.com - Port:
587 - Username:
[email protected] - Password:
Krupashine@6791 - 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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
InstallUtil.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.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.
Processes:
flow ioc 7 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Payment.exedescription pid process target process PID 1116 set thread context of 1764 1116 Payment.exe InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
Payment.exeInstallUtil.exepid process 1116 Payment.exe 1116 Payment.exe 1764 InstallUtil.exe 1764 InstallUtil.exe 1764 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Payment.exeInstallUtil.exedescription pid process Token: SeDebugPrivilege 1116 Payment.exe Token: SeDebugPrivilege 1764 InstallUtil.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
Payment.exedescription pid process target process PID 1116 wrote to memory of 1764 1116 Payment.exe InstallUtil.exe PID 1116 wrote to memory of 1764 1116 Payment.exe InstallUtil.exe PID 1116 wrote to memory of 1764 1116 Payment.exe InstallUtil.exe PID 1116 wrote to memory of 1764 1116 Payment.exe InstallUtil.exe PID 1116 wrote to memory of 1764 1116 Payment.exe InstallUtil.exe PID 1116 wrote to memory of 1764 1116 Payment.exe InstallUtil.exe PID 1116 wrote to memory of 1764 1116 Payment.exe InstallUtil.exe PID 1116 wrote to memory of 1764 1116 Payment.exe InstallUtil.exe PID 1116 wrote to memory of 1764 1116 Payment.exe InstallUtil.exe PID 1116 wrote to memory of 1764 1116 Payment.exe InstallUtil.exe PID 1116 wrote to memory of 1764 1116 Payment.exe InstallUtil.exe PID 1116 wrote to memory of 1764 1116 Payment.exe InstallUtil.exe -
outlook_office_path 1 IoCs
Processes:
InstallUtil.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
outlook_win_path 1 IoCs
Processes:
InstallUtil.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Payment.exe"C:\Users\Admin\AppData\Local\Temp\Payment.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1116 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1764
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