Analysis
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max time kernel
119s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system -
submitted
07-11-2023 18:08
Static task
static1
Behavioral task
behavioral1
Sample
ERPReportUtils.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
ERPReportUtils.exe
Resource
win10v2004-20231023-en
General
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Target
ERPReportUtils.exe
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Size
1.1MB
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MD5
a31e2e7b5009a5499d3a900c54cff18b
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SHA1
744e5d9c697d92ca0b47e1ac83dc1e448f5ac55a
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SHA256
ae07170344ef7f113a32b575a40dbca7dfc7e770f3109df6e5b00e3686268652
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SHA512
d62253eea81be81b1cb0e4497d51cc0eafc7497f07b1808412789490dbf01b985abd31074511cbf60b4fd2c7745a817e500b6a41feedff97493343bf900177f9
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SSDEEP
24576:0Ff87va09lK4kB/YAuseX7KvO1YAuJMi+sPV3GykDfMNVzCOgKIQtKoColK5dwd5:gOiKpAuserKvpAuJMi+sPV3GykDfMNVb
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.yandex.com - Port:
587 - Username:
[email protected] - Password:
chijiokejackson121
https://api.telegram.org/bot5206100572:AAFn3MxBuN0bjQhfY8y1ed9Iwi79LyIe75I/sendMessage?chat_id=2135869667
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2232-15-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2232-17-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2232-23-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2232-25-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2232-20-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger -
Drops startup file 2 IoCs
Processes:
Powershell.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe Powershell.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe Powershell.exe -
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
Processes:
ERPReportUtils.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ERPReportUtils.exe Key opened \REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ERPReportUtils.exe Key opened \REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ERPReportUtils.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 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ERPReportUtils.exedescription pid process target process PID 2244 set thread context of 2232 2244 ERPReportUtils.exe ERPReportUtils.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
Powershell.exeERPReportUtils.exepid process 1284 Powershell.exe 2232 ERPReportUtils.exe 2232 ERPReportUtils.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Powershell.exeERPReportUtils.exedescription pid process Token: SeDebugPrivilege 1284 Powershell.exe Token: SeDebugPrivilege 2232 ERPReportUtils.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
ERPReportUtils.exedescription pid process target process PID 2244 wrote to memory of 1284 2244 ERPReportUtils.exe Powershell.exe PID 2244 wrote to memory of 1284 2244 ERPReportUtils.exe Powershell.exe PID 2244 wrote to memory of 1284 2244 ERPReportUtils.exe Powershell.exe PID 2244 wrote to memory of 1284 2244 ERPReportUtils.exe Powershell.exe PID 2244 wrote to memory of 2232 2244 ERPReportUtils.exe ERPReportUtils.exe PID 2244 wrote to memory of 2232 2244 ERPReportUtils.exe ERPReportUtils.exe PID 2244 wrote to memory of 2232 2244 ERPReportUtils.exe ERPReportUtils.exe PID 2244 wrote to memory of 2232 2244 ERPReportUtils.exe ERPReportUtils.exe PID 2244 wrote to memory of 2232 2244 ERPReportUtils.exe ERPReportUtils.exe PID 2244 wrote to memory of 2232 2244 ERPReportUtils.exe ERPReportUtils.exe PID 2244 wrote to memory of 2232 2244 ERPReportUtils.exe ERPReportUtils.exe PID 2244 wrote to memory of 2232 2244 ERPReportUtils.exe ERPReportUtils.exe PID 2244 wrote to memory of 2232 2244 ERPReportUtils.exe ERPReportUtils.exe -
outlook_office_path 1 IoCs
Processes:
ERPReportUtils.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ERPReportUtils.exe -
outlook_win_path 1 IoCs
Processes:
ERPReportUtils.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ERPReportUtils.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ERPReportUtils.exe"C:\Users\Admin\AppData\Local\Temp\ERPReportUtils.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2244 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe"Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\ERPReportUtils.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe'2⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1284 -
C:\Users\Admin\AppData\Local\Temp\ERPReportUtils.exeC:\Users\Admin\AppData\Local\Temp\ERPReportUtils.exe2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2232