Analysis
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max time kernel
121s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
04-12-2023 09:25
Static task
static1
Behavioral task
behavioral1
Sample
DHL PSZR00000336-EB.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
DHL PSZR00000336-EB.exe
Resource
win10v2004-20231127-en
General
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Target
DHL PSZR00000336-EB.exe
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Size
812KB
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MD5
0ac68d87bdb803500fe1e773e9e3ec23
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SHA1
17f93653a8ea31bf208eddbd7b10775c704d2785
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SHA256
6eaee93f96963100221bee90dc15dc6d046951a7ce0a4aafe3ded7bbffa1b0e3
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SHA512
0bd505d5adfd7e20d941370f5300096602b2ceb1dff6170a1334376f78bab5faae14d6582e03239fd822847e02fde995180896d4704bef966ce7328ea5ce6089
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SSDEEP
24576:I34/up+pJqGLYgLwFvRS1e+J0nSoAHR0l:I38PJqGUgL0GeE0nSTo
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
EJPEOaG2 - 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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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
DHL PSZR00000336-EB.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\Micosoft Excel 2023 = "C:\\Users\\Admin\\AppData\\Roaming\\Micosoft Excel 2023\\Micosoft Excel 2023.exe" DHL PSZR00000336-EB.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
DHL PSZR00000336-EB.exedescription pid process target process PID 3000 set thread context of 2552 3000 DHL PSZR00000336-EB.exe DHL PSZR00000336-EB.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
DHL PSZR00000336-EB.exepid process 2552 DHL PSZR00000336-EB.exe 2552 DHL PSZR00000336-EB.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
DHL PSZR00000336-EB.exedescription pid process Token: SeDebugPrivilege 2552 DHL PSZR00000336-EB.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
DHL PSZR00000336-EB.exedescription pid process target process PID 3000 wrote to memory of 2552 3000 DHL PSZR00000336-EB.exe DHL PSZR00000336-EB.exe PID 3000 wrote to memory of 2552 3000 DHL PSZR00000336-EB.exe DHL PSZR00000336-EB.exe PID 3000 wrote to memory of 2552 3000 DHL PSZR00000336-EB.exe DHL PSZR00000336-EB.exe PID 3000 wrote to memory of 2552 3000 DHL PSZR00000336-EB.exe DHL PSZR00000336-EB.exe PID 3000 wrote to memory of 2552 3000 DHL PSZR00000336-EB.exe DHL PSZR00000336-EB.exe PID 3000 wrote to memory of 2552 3000 DHL PSZR00000336-EB.exe DHL PSZR00000336-EB.exe PID 3000 wrote to memory of 2552 3000 DHL PSZR00000336-EB.exe DHL PSZR00000336-EB.exe PID 3000 wrote to memory of 2552 3000 DHL PSZR00000336-EB.exe DHL PSZR00000336-EB.exe PID 3000 wrote to memory of 2552 3000 DHL PSZR00000336-EB.exe DHL PSZR00000336-EB.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\DHL PSZR00000336-EB.exe"C:\Users\Admin\AppData\Local\Temp\DHL PSZR00000336-EB.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3000 -
C:\Users\Admin\AppData\Local\Temp\DHL PSZR00000336-EB.exe"C:\Users\Admin\AppData\Local\Temp\DHL PSZR00000336-EB.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2552